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Bridge Statistics for Seattle, Washington (WA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 370Number of bridges
  • 20,974ft / 6,393mTotal length
  • $5,849,503,000Total costs
  • 15,906,353Total average daily traffic
  • 935,837Total average daily truck traffic
  • 12,824,297Total future (year 2034) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Seattle
  • No street view available for this location

New bridges in Seattle, WA - historical statistics
  • New bridges - historical statistics
  • 31900-1909
  • 111910-1919
  • 61920-1929
  • 191930-1939
  • 131940-1949
  • 171950-1959
  • 2111960-1969
  • 41970-1979
  • 251980-1989
  • 281990-1999
  • 142000-2009
  • 192010-2018
Reconstructed bridges in Seattle, WA - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 31950-1959
  • 01960-1969
  • 71970-1979
  • 311980-1989
  • 91990-1999
  • 42000-2009
  • 22010-2018
Average Bridge Daily Traffic in Seattle, WA
Average Bridge Truck Traffic in Seattle, WA
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 8.7%Very good
  • 36.1%Good
  • 48.4%Satisfactory
  • 5.4%Fair
  • 1.4%Poor
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 6.9%Very good
  • 49.1%Good
  • 35.4%Satisfactory
  • 7.2%Fair
  • 1.4%Poor
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 7.2%Very good
  • 64.6%Good
  • 22.0%Satisfactory
  • 3.6%Fair
  • 1.4%Poor
  • 1.1%Serious
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 83.7%Very good
  • 14.0%Good
  • 2.3%Fair
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 66.7%Good
  • 33.3%Satisfactory
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Structure Number: HH,  Location: 0.2 N JCT SR 520 (Lat: 47.646917,  Lng: -122.304611),  Route carried "on" structure: State highway 513,  Year Built: 1924,  Year Reconstructed: 1999,  Status: Open,  Structure Length: 10.49m (34.42ft),  Average Daily Traffic: 66,057 (year 2016),  Truck Traffic: 3%,  Average Future Daily Traffic: 103,452 (year 2038),  Features Intersected: MONTLAKE CUT
Minimum Vertical Clearance: 5.36m (17.59ft),  Kilometerpoint: 0.306,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 283.0m (928.5ft),  Navigation Control: Yes ( Vertical Clearance: 91.0m (298.6ft), Horizontal Clearance: 457.0m (1,499.3ft)),  Material/Design: Steel,  Design/Construction: Movable - Bascule,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 6,  Length of Maximum Span: 47.5m (155.8ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 18.3m (60.0ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 33.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 2.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 104.90m (344.16ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Other Special Inspection Frequency: Every 24 months,  Inspection Date: April 2018,  Critical Feature Inspection Date: April 2018,  Other Special Inspection Date: April 2018,  Bridge Improvement Cost: $6,536,000,  Roadway Improvement Cost: $1,307,000,  Total Project Cost: $13,072,000 ( Estimate for 2014),  Deck Structure Type: Open Grating,  Wearing Surface/Protective System: Wearing Surface: Other
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Structure Number: IC,  Location: 7.4 N JCT SR 509 (Lat: 47.639017,  Lng: -122.345539),  Route carried "on" structure: State highway 99,  Year Built: 1930,  Status: Open,  Structure Length: 1.07m (3.51ft),  Average Daily Traffic: 67,173 (year 2016),  Truck Traffic: 3%,  Average Future Daily Traffic: 105,200 (year 2038),  Features Intersected: DEXTER WAY N
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 54.492,  Lanes on structure: 6,  Lanes under structure: 1,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 244.0m (800.5ft),  Skew: 32 degrees,  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.7m (35.1ft),  Curb or Sidewalk Widths: Left: 3.7m (12.1ft),  Right: 3.7m (12.1ft),  Curb-To-Curb Width: 23.2m (76.1ft),  Out-to-Out Width: 32.3m (106.0ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 45.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 27.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 10.70m (35.10ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2018,  Bridge Improvement Cost: $574,000,  Roadway Improvement Cost: $115,000,  Total Project Cost: $1,148,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: IC,  Location: 7.4 N JCT SR 509 (Lat: 47.639017,  Lng: -122.345539),  Route carried "under" structure: City street 99,  Year Built: 1930,  Structure Length: 0. m,  Average Daily Traffic: 2,759 (year 2016),  Truck Traffic: 5%,  Features Intersected: DEXTER WAY N
Minimum Vertical Clearance: 4.32m (14.17ft),  Kilometerpoint: 0.193,  Lanes on structure: 6,  Lanes under structure: 1,  Material/Design: Concrete,  Design/Construction: Tee Beam,  Length of Maximum Span: 10.7m (35.1ft)

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Structure Number: KN,  Location: 1.9 E JCT I-5 (Lat: 47.590000,  Lng: -122.283333),  Route carried "on" structure: Interstate 90,  Year Built: 1940,  Year Reconstructed: 1992,  Status: Open,  Structure Length: 199.98m (656.10ft),  Average Daily Traffic: 65,462 (year 2016),  Truck Traffic: 3%,  Average Future Daily Traffic: 102,520 (year 2038),  Design Load: HS 20+Mod,  Features Intersected: LAKE WASHINGTON
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.888,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 158.0m (518.4ft),  Material/Design: Concrete,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 1999.8m (6,561.0ft),  Curb-To-Curb Width: 17.1m (56.1ft),  Out-to-Out Width: 18.3m (60.0ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Serious,  Channel: Very good,  Operating Rating: 4.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 2.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: High priority of corrective action,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1999.80m (6561.02ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 24 months,  Other Special Inspection Frequency: Every 12 months,  Inspection Date: May 2017,  Underwater Inspection Date: Febuary 2017,  Other Special Inspection Date: November 2017,  Bridge Improvement Cost: $70,859,000,  Roadway Improvement Cost: $14,172,000,  Total Project Cost: $141,718,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: KO,  Location: 2.3 E JCT I-5 (Lat: 47.589972,  Lng: -122.287306),  Route carried "on" structure: Interstate 90,  Year Built: 1940,  Year Reconstructed: 1992,  Status: Open,  Structure Length: 32.43m (106.40ft),  Average Daily Traffic: 66,003 (year 2012),  Truck Traffic: 6%,  Average Future Daily Traffic: 110,357 (year 2036),  Design Load: HS 20+Mod,  Features Intersected: LAKE WASHINGTON
Minimum Vertical Clearance: 0.63m (2.07ft),  Kilometerpoint: 6.888,  Lanes on structure: 4,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 204.0m (669.3ft),  Navigation Control: Yes ( Vertical Clearance: 88.0m (288.7ft), Horizontal Clearance: 594.0m (1,948.8ft)),  Material/Design: Steel,  Design/Construction: Arch - Thru,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 7,  Length of Maximum Span: 65.5m (214.9ft),  Curb-To-Curb Width: 15.8m (51.8ft),  Out-to-Out Width: 16.8m (55.1ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Good,  Channel: Very good,  Operating Rating: 4.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 2.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Underclear: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 324.30m (1063.98ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: May 2017,  Critical Feature Inspection Date: May 2017,  Underwater Inspection Date: May 2018,  Bridge Improvement Cost: $14,683,000,  Roadway Improvement Cost: $2,937,000,  Total Project Cost: $29,366,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: NV,  Location: JCT SR 520 (Lat: 47.643969,  Lng: -122.304200),  Route carried "on" structure: State highway 513,  Year Built: 1962,  Status: Open,  Structure Length: 4.63m (15.19ft),  Average Daily Traffic: 35,553 (year 2016),  Truck Traffic: 4%,  Average Future Daily Traffic: 55,679 (year 2038),  Design Load: HS 20,  Features Intersected: SR 520
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 6,  Lanes under structure: 7,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 256.0m (839.9ft),  Skew: 20 degrees,  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 26.8m (87.9ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 23.2m (76.1ft),  Out-to-Out Width: 39.3m (128.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 54.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 46.30m (151.90ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2018,  Bridge Improvement Cost: $2,614,000,  Roadway Improvement Cost: $523,000,  Total Project Cost: $5,229,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay
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Structure Number: NV,  Location: 1.0 E JCT I-5 (Lat: 47.643969,  Lng: -122.304200),  Route carried "under" structure: State highway 520,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 47,290 (year 2016),  Truck Traffic: 4%,  Features Intersected: SR 520,  Facility Carried by Structure: SR 513 - MONTLAKE
Minimum Vertical Clearance: 0.49m (1.61ft),  Kilometerpoint: 1.513,  Lanes on structure: 6,  Lanes under structure: 7,  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 26.8m (87.9ft)

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Structure Number: NW,  Location: 0.1 E JCT SR 513 (Lat: 47.644219,  Lng: -122.302033),  Route carried "on" structure: City street ,  Year Built: 1962,  Status: Open,  Structure Length: 5.15m (16.90ft),  Average Daily Traffic: 4,752 (year 2009),  Truck Traffic: 3%,  Average Future Daily Traffic: 6,035 (year 2036),  Design Load: HS 20,  Features Intersected: SR 520,  Facility Carried by Structure: 24TH AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 2,  Lanes under structure: 8,  Owner: State Highway Agency,  Approaching Roadway Width: 128.0m (419.9ft),  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 27.7m (90.9ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 13.3m (43.6ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 85.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 49.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of corrective action,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 51.50m (168.96ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2017,  Bridge Improvement Cost: $1,487,000,  Roadway Improvement Cost: $297,000,  Total Project Cost: $2,974,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: NW,  Location: 0.1 E JCT SR 513 (Lat: 47.644219,  Lng: -122.302033),  Route carried "under" structure: State highway 520,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 47,290 (year 2016),  Truck Traffic: 4%,  Features Intersected: SR 520,  Facility Carried by Structure: 24TH AVE
Minimum Vertical Clearance: 4.75m (15.58ft),  Kilometerpoint: 0.169,  Lanes on structure: 2,  Lanes under structure: 8,  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 27.7m (90.9ft)

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Structure Number: OC,  Location: JCT I-5 (Lat: 47.592556,  Lng: -122.324167),  Route carried "on" structure: Ramp Interstate 90,  Year Built: 1965,  Year Reconstructed: 1991,  Status: Open,  Structure Length: 19.51m (64.01ft),  Average Daily Traffic: 9,815 (year 2012),  Truck Traffic: 5%,  Average Future Daily Traffic: 16,411 (year 2036),  Design Load: HS 20+Mod,  Features Intersected: I-5/AIRPORT WAY RAMP
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 1,  Lanes under structure: 10,  Owner: State Highway Agency,  Approaching Roadway Width: 0.7m (2.3ft),  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Single/Spread,  Number Of Spans In Main Unit: 2,  Number Of Approach Spans: 5,  Length of Maximum Span: 47.5m (155.8ft),  Curb-To-Curb Width: 7.5m (24.6ft),  Out-to-Out Width: 8.4m (27.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 41.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 195.10m (640.09ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2017,  Bridge Improvement Cost: $3,200,000,  Roadway Improvement Cost: $640,000,  Total Project Cost: $6,400,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: OC,  Location: JCT I-90 (Lat: 47.592556,  Lng: -122.324167),  Route carried "under" structure: Ramp Interstate 5,  Year Built: 1965,  Structure Length: 0. m,  Average Daily Traffic: 5,379 (year 2012),  Truck Traffic: 5%,  Features Intersected: I-5/AIRPORT WAY RAMP,  Facility Carried by Structure: I-90 E-S RAMP
Minimum Vertical Clearance: 8.23m (27.00ft),  Kilometerpoint: 0.274,  Lanes on structure: 1,  Lanes under structure: 10,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Single/Spread,  Length of Maximum Span: 47.5m (155.8ft)

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Structure Number: QL,  Location: 4.1 N JCT 509 (Lat: 47.605333,  Lng: -122.339278),  Route carried "on" structure: Ramp State highway 99,  Year Built: 1959,  Status: Open,  Structure Length: 1.50m (4.92ft),  Average Daily Traffic: 8,905 (year 2016),  Truck Traffic: 5%,  Average Future Daily Traffic: 13,946 (year 2038),  Design Load: HS 20,  Features Intersected: WESTERN AVE,  Facility Carried by Structure: SENECA OFF RAMP
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.129,  Lanes on structure: 2,  Lanes under structure: 5,  Owner: State Highway Agency,  Approaching Roadway Width: 73.0m (239.5ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 7,  Length of Maximum Span: 24.4m (80.1ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 0.9m (3.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 64.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 38.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: High priority of corrective action,  Length Of Structure Improvement: 1.50m (4.92ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: March 2018,  Bridge Improvement Cost: $2,558,000,  Roadway Improvement Cost: $512,000,  Total Project Cost: $5,117,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: QM,  Location: 4.1 N JCT SR 509 (Lat: 47.603189,  Lng: -122.335061),  Route carried "on" structure: Ramp State highway 99,  Year Built: 1965,  Status: Posted for load,  Structure Length: 16.06m (52.69ft),  Average Daily Traffic: 9,912 (year 2016),  Truck Traffic: 5%,  Average Future Daily Traffic: 15,523 (year 2038),  Design Load: HS 20,  Features Intersected: CITY STREETS
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.016,  Lanes on structure: 1,  Lanes under structure: 5,  Owner: State Highway Agency,  Approaching Roadway Width: 64.0m (210.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 6,  Number Of Approach Spans: 3,  Length of Maximum Span: 24.7m (81.0ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 5.7m (18.7ft),  Out-to-Out Width: 8.3m (27.2ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Fair,  Operating Rating: 3.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 23.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 160.60m (526.90ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: March 2018,  Bridge Improvement Cost: $2,424,000,  Roadway Improvement Cost: $485,000,  Total Project Cost: $4,848,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 1447A,  Location: 7.7 N JCT SR 509 (Lat: 47.643175,  Lng: -122.347194),  Route carried "on" structure: State highway 99,  Year Built: 1931,  Status: Open,  Structure Length: 90.07m (295.51ft),  Average Daily Traffic: 68,114 (year 2016),  Truck Traffic: 4%,  Average Future Daily Traffic: 106,674 (year 2038),  Design Load: H 20,  Features Intersected: LAKE UNION
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 54.991,  Lanes on structure: 6,  Lanes under structure: 24,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 174.0m (570.9ft),  Navigation Control: Yes ( Vertical Clearance: 411.0m (1,348.4ft), Horizontal Clearance: 2377.0m (7,798.6ft)),  Material/Design: Steel,  Design/Construction: Truss - Deck,  Number Of Spans In Main Unit: 8,  Number Of Approach Spans: 15,  Length of Maximum Span: 243.8m (799.9ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.2m (3.9ft),  Curb-To-Curb Width: 17.2m (56.4ft),  Out-to-Out Width: 21.2m (69.6ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 37.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 21.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Underclear: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 900.70m (2955.05ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Other Special Inspection Frequency: Every 24 months,  Inspection Date: August 2017,  Critical Feature Inspection Date: August 2017,  Underwater Inspection Date: July 2015,  Other Special Inspection Date: August 2017,  Bridge Improvement Cost: $34,869,000,  Roadway Improvement Cost: $6,974,000,  Total Project Cost: $69,738,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 1589A,  Location: 8.3 N JCT SR 509 (Lat: 47.652508,  Lng: -122.347350),  Route carried "on" structure: State highway 99,  Year Built: 1932,  Status: Open,  Structure Length: 2.83m (9.28ft),  Average Daily Traffic: 68,114 (year 2016),  Truck Traffic: 4%,  Average Future Daily Traffic: 106,674 (year 2038),  Features Intersected: N 38TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 56.037,  Lanes on structure: 5,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 174.0m (570.9ft),  Skew: 20 degrees,  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.8m (51.8ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 17.4m (57.1ft),  Out-to-Out Width: 21.2m (69.6ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 27.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 16.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of replacement,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 28.30m (92.85ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2018,  Bridge Improvement Cost: $1,098,000,  Roadway Improvement Cost: $220,000,  Total Project Cost: $2,195,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 1669A,  Location: 9.0 N JCT SR 509 (Lat: 47.661908,  Lng: -122.347342),  Route carried "on" structure: State highway 99,  Year Built: 1933,  Status: Open,  Structure Length: 0.28m (0.92ft),  Average Daily Traffic: 45,878 (year 2016),  Truck Traffic: 3%,  Average Future Daily Traffic: 71,850 (year 2038),  Features Intersected: N 46TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 57.067,  Lanes on structure: 6,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 253.0m (830.1ft),  Skew: 30 degrees,  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.8m (51.8ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 2.4m (7.9ft),  Curb-To-Curb Width: 23.2m (76.1ft),  Out-to-Out Width: 29.4m (96.5ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 3.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 22.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.28m (0.92ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2018,  Bridge Improvement Cost: $1,564,000,  Roadway Improvement Cost: $313,000,  Total Project Cost: $3,128,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 1673A,  Location: 9.8 N JCT SR 509 (Lat: 47.674161,  Lng: -122.347222),  Route carried "on" structure: State highway 99,  Year Built: 1932,  Status: Open,  Structure Length: 2.23m (7.32ft),  Average Daily Traffic: 33,009 (year 2016),  Truck Traffic: 3%,  Average Future Daily Traffic: 51,695 (year 2038),  Features Intersected: N 63RD ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 58.403,  Lanes on structure: 6,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 183.0m (600.4ft),  Skew: 24 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 15.5m (50.9ft),  Curb or Sidewalk Widths: Left: 2.1m (6.9ft),  Right: 2.1m (6.9ft),  Curb-To-Curb Width: 18.6m (61.0ft),  Out-to-Out Width: 24.1m (79.1ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 4.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 26.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 22.30m (73.16ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2017,  Bridge Improvement Cost: $905,000,  Roadway Improvement Cost: $181,000,  Total Project Cost: $1,810,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 1684A,  Location: 9.2 N JCT SR 509 (Lat: 47.665022,  Lng: -122.347314),  Route carried "on" structure: State highway 99,  Year Built: 1933,  Status: Open,  Structure Length: 1.34m (4.40ft),  Average Daily Traffic: 39,981 (year 2016),  Truck Traffic: 3%,  Average Future Daily Traffic: 62,614 (year 2038),  Features Intersected: N 50TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 57.437,  Lanes on structure: 5,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 253.0m (830.1ft),  Skew: 20 degrees,  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.8m (42.0ft),  Curb or Sidewalk Widths: Left: 2.1m (6.9ft),  Right: 2.1m (6.9ft),  Curb-To-Curb Width: 19.8m (65.0ft),  Out-to-Out Width: 24.8m (81.4ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Good,  Operating Rating: 45.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 27.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 13.40m (43.96ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2018,  Bridge Improvement Cost: $748,000,  Roadway Improvement Cost: $150,000,  Total Project Cost: $1,496,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 3935A,  Location: 3.3 N JCT SR 509 (Lat: 47.597944,  Lng: -122.335500),  Route carried "on" structure: State highway 99,  Year Built: 1952,  Year Reconstructed: 1957,  Status: Posted for load-capacity,  Structure Length: 212.66m (697.70ft),  Average Daily Traffic: 32,112 (year 2016),  Truck Traffic: 4%,  Average Future Daily Traffic: 50,290 (year 2038),  Design Load: HS 20,  Features Intersected: CITY STREETS & RAILROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 48.103,  Lanes on structure: 3,  Lanes under structure: 49,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 232.0m (761.2ft),  Skew: 9 degrees,  Material/Design: Concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Number Of Approach Spans: 120,  Length of Maximum Span: 19.2m (63.0ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.1m (43.0ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Poor,  Operating Rating: 25.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 15.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: High priority of corrective action,  Deck Geometry: High priority of corrective action,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 2126.60m (6977.03ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: March 2018,  Bridge Improvement Cost: $108,841,000,  Roadway Improvement Cost: $21,768,000,  Total Project Cost: $217,682,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 3935B,  Location: 3.3 N JCT SR 509 (Lat: 47.597456,  Lng: -122.335406),  Route carried "on" structure: State highway 99,  Year Built: 1952,  Year Reconstructed: 1957,  Status: Posted for load-capacity,  Structure Length: 21.19m (69.52ft),  Average Daily Traffic: 31,748 (year 2016),  Truck Traffic: 3%,  Average Future Daily Traffic: 49,720 (year 2038),  Design Load: HS 20,  Features Intersected: CITY STREETS & RAILROAD
Minimum Vertical Clearance: 4.44m (14.57ft),  Kilometerpoint: 51.048,  Lanes on structure: 3,  Lanes under structure: 49,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 152.0m (498.7ft),  Skew: 9 degrees,  Material/Design: Concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Number Of Approach Spans: 124,  Length of Maximum Span: 19.2m (63.0ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.7m (44.9ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Poor,  Operating Rating: 28.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 17.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of corrective action,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 21.19m (69.52ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: March 2018,  Bridge Improvement Cost: $72,301,000,  Roadway Improvement Cost: $14,460,000,  Total Project Cost: $144,602,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 3935B,  Location: 0.5 W JCT I-90 (Lat: 47.597456,  Lng: -122.335406),  Route carried "under" structure: State highway 519,  Year Built: 1952,  Structure Length: 0. m,  Average Daily Traffic: 5,550 (year 2016),  Truck Traffic: 7%,  Features Intersected: CITY STREETS & RAILROAD,  Facility Carried by Structure: SR 99
Minimum Vertical Clearance: 7.62m (25.00ft),  Kilometerpoint: 0.756,  Lanes on structure: 3,  Lanes under structure: 49,  Material/Design: Concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 19.2m (63.0ft)

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Structure Number: 4104A,  Location: 4.1 N JCT 509 (Lat: 47.596611,  Lng: -122.334639),  Route carried "on" structure: Ramp State highway 99,  Year Built: 1953,  Status: Posted for load-capacity,  Structure Length: 20.24m (66.40ft),  Average Daily Traffic: 29,972 (year 2013),  Truck Traffic: 4%,  Average Future Daily Traffic: 48,704 (year 2038),  Design Load: HS 20,  Features Intersected: 1ST AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 1,  Lanes under structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 73.0m (239.5ft),  Material/Design: Concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 12,  Number Of Approach Spans: 8,  Length of Maximum Span: 16.8m (55.1ft),  Curb or Sidewalk Widths: Left: 0.4m (1.3ft),  Right: 0.4m (1.3ft),  Curb-To-Curb Width: 7.6m (24.9ft),  Out-to-Out Width: 8.4m (27.6ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 34.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 20.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 202.40m (664.04ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2018,  Bridge Improvement Cost: $3,453,000,  Roadway Improvement Cost: $691,000,  Total Project Cost: $6,906,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 4104B,  Location: 4.1 N JCT 509 (Lat: 47.596250,  Lng: -122.333861),  Route carried "on" structure: Ramp State highway 99,  Year Built: 1953,  Year Reconstructed: 2011,  Status: Open,  Structure Length: 31.15m (102.20ft),  Average Daily Traffic: 31,476 (year 2013),  Truck Traffic: 4%,  Average Future Daily Traffic: 51,149 (year 2038),  Design Load: HS 20,  Features Intersected: CONSTRUCTION STORAGE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.306,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 79.0m (259.2ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 9,  Number Of Approach Spans: 16,  Length of Maximum Span: 21.3m (69.9ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 7.6m (24.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 46.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 28.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 311.50m (1021.98ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2018,  Bridge Improvement Cost: $5,723,000,  Roadway Improvement Cost: $1,145,000,  Total Project Cost: $11,446,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 4872A,  Location: 0.1 N JCT SR 509 (Lat: 47.537583,  Lng: -122.334694),  Route carried "on" structure: State highway 99,  Year Built: 1956,  Year Reconstructed: 1998,  Status: Open,  Structure Length: 91.74m (300.98ft),  Average Daily Traffic: 50,299 (year 2016),  Truck Traffic: 9%,  Average Future Daily Traffic: 78,773 (year 2038),  Design Load: HS 20+Mod,  Features Intersected: DUWAMISH RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 42.728,  Lanes on structure: 4,  Lanes under structure: 14,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 171.0m (561.0ft),  Navigation Control: Yes ( Vertical Clearance: 125.0m (410.1ft), Horizontal Clearance: 457.0m (1,499.3ft)),  Material/Design: Steel,  Design/Construction: Movable - Bascule,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 23,  Length of Maximum Span: 84.4m (276.9ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 2.3m (7.5ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 17.7m (58.1ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 33.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 2.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Underclear: High priority of corrective action,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 917.40m (3009.84ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Other Special Inspection Frequency: Every 24 months,  Inspection Date: September 2016,  Critical Feature Inspection Date: September 2016,  Underwater Inspection Date: June 2017,  Other Special Inspection Date: September 2016,  Bridge Improvement Cost: $34,916,000,  Roadway Improvement Cost: $6,983,000,  Total Project Cost: $69,832,000 ( Estimate for 2014),  Deck Structure Type: Closed Grating
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Structure Number: 4872A,  Location: 0.1 N JCT SR 509 (Lat: 47.537583,  Lng: -122.334694),  Route carried "under" structure: State highway 99,  Year Built: 1956,  Structure Length: 0. m,  Average Daily Traffic: 26,166 (year 2016),  Truck Traffic: 15%,  Features Intersected: DUWAMISH RIVER
Minimum Vertical Clearance: 6.71m (22.01ft),  Kilometerpoint: 42.487,  Lanes on structure: 4,  Lanes under structure: 4,  Material/Design: Steel,  Design/Construction: Movable - Bascule,  Length of Maximum Span: 84.4m (276.9ft)

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Structure Number: 5714A,  Location: 3.0 W SR 509 (Lat: 47.523222,  Lng: -122.393806),  Route carried "on" structure: State highway 160,  Year Built: 1957,  Year Reconstructed: 2002,  Status: Open,  Structure Length: 17.01m (55.81ft),  Average Daily Traffic: 9,721 (year 2010),  Truck Traffic: 1%,  Average Future Daily Traffic: 15,281 (year 2036),  Design Load: H 15,  Features Intersected: PUGET SOUND @ FAUNTLEROY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.022,  Lanes on structure: 2,  Toll: Toll bridge,  Owner: State Highway Agency,  Approaching Roadway Width: 116.0m (380.6ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 37,  Length of Maximum Span: 4.9m (16.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.4m (37.4ft),  Out-to-Out Width: 20.4m (66.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Very good,  Operating Rating: 26.3 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 18.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 170.10m (558.07ft),  Designated Inspection Frequency: Every 12 months,  Underwater Inspection Frequency: Every 48 months,  Inspection Date: June 2018,  Underwater Inspection Date: November 2016,  Bridge Improvement Cost: $4,464,000,  Roadway Improvement Cost: $893,000,  Total Project Cost: $8,928,000 ( Estimate for 2014),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 5758A,  Location: 2.1 N JCT SR 509 (Lat: 47.567528,  Lng: -122.339417),  Route carried "on" structure: State highway 99,  Year Built: 1959,  Year Reconstructed: 2013,  Status: Open,  Structure Length: 8.51m (27.92ft),  Average Daily Traffic: 41,152 (year 2016),  Truck Traffic: 4%,  Average Future Daily Traffic: 64,448 (year 2038),  Design Load: HS 20,  Features Intersected: SPOKANE ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 46.043,  Lanes on structure: 4,  Lanes under structure: 23,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 238.0m (780.8ft),  Skew: 30 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Number Of Approach Spans: 41,  Length of Maximum Span: 41.1m (134.8ft),  Curb-To-Curb Width: 23.2m (76.1ft),  Out-to-Out Width: 25.6m (84.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 3.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 23.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Superior to present desirable criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 8.51m (27.92ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: October 2017,  Critical Feature Inspection Date: October 2017,  Bridge Improvement Cost: $44,672,000,  Roadway Improvement Cost: $8,934,000,  Total Project Cost: $89,344,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 6046B,  Location: 2.5 N JCT SR 599 (Lat: 47.526417,  Lng: -122.324139),  Route carried "on" structure: State highway 99,  Year Built: 1959,  Status: Open,  Structure Length: 2.62m (8.60ft),  Average Daily Traffic: 31,305 (year 2016),  Truck Traffic: 15%,  Average Future Daily Traffic: 49,027 (year 2038),  Design Load: HS 20+Mod,  Features Intersected: CLOVERDALE ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 40.861,  Lanes on structure: 4,  Lanes under structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 354.0m (1,161.4ft),  Skew: 33 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 25.6m (84.0ft),  Curb-To-Curb Width: 35.4m (116.1ft),  Out-to-Out Width: 36.6m (120.1ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 76.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 26.20m (85.96ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2018,  Bridge Improvement Cost: $2,030,000,  Roadway Improvement Cost: $406,000,  Total Project Cost: $4,059,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric
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Structure Number: 6054A,  Location: 2.4 N JCT SR 509 (Lat: 47.570683,  Lng: -122.339183),  Route carried "on" structure: Ramp State highway 99,  Year Built: 1959,  Status: Open,  Structure Length: 33.95m (111.38ft),  Average Daily Traffic: 13,058 (year 2012),  Truck Traffic: 5%,  Average Future Daily Traffic: 20,893 (year 2036),  Design Load: HS 20,  Features Intersected: CITY STREET, NPRR,  Facility Carried by Structure: E-N RAMP
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.322,  Lanes on structure: 1,  Lanes under structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 104.0m (341.2ft),  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 12,  Number Of Approach Spans: 6,  Length of Maximum Span: 24.4m (80.1ft),  Curb-To-Curb Width: 6.4m (21.0ft),  Out-to-Out Width: 0.8m (2.6ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 29.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 18.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 339.50m (1113.85ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2018,  Bridge Improvement Cost: $8,021,000,  Roadway Improvement Cost: $1,604,000,  Total Project Cost: $16,042,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 6080A,  Location: 0.7 N JCT SR 520 (Lat: 47.646944,  Lng: -122.322389),  Route carried "on" structure: Interstate 5,  Year Built: 1962,  Status: Open,  Structure Length: 13.50m (44.29ft),  Average Daily Traffic: 189,315 (year 2016),  Truck Traffic: 4%,  Average Future Daily Traffic: 296,488 (year 2038),  Design Load: HS 20,  Features Intersected: LAKE WASH SHIP CANAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 270.917,  Lanes on structure: 12,  Lanes under structure: 14,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 445.0m (1,460.0ft),  Skew: 30 degrees,  Navigation Control: Yes ( Vertical Clearance: 3.9m (12.8ft), Horizontal Clearance: 762.0m (2,500.0ft)),  Material/Design: Steel continuous,  Design/Construction: Truss - Deck,  Number Of Spans In Main Unit: 6,  Number Of Approach Spans: 28,  Length of Maximum Span: 168.2m (551.8ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 5.3m (17.4ft),  Out-to-Out Width: 55.5m (182.1ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Very good,  Operating Rating: 28.8 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 22.4 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: High priority of corrective action,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 13.50m (44.29ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: July 2017,  Critical Feature Inspection Date: July 2017,  Bridge Improvement Cost: $131,098,000,  Roadway Improvement Cost: $26,220,000,  Total Project Cost: $262,197,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: 6080A,  Location: 2.6 N JCT I-90 (Lat: 47.646944,  Lng: -122.322389),  Route carried "under" structure: Interstate 5,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 43,893 (year 2012),  Truck Traffic: 5%,  Features Intersected: LAKE WASH SHIP CANAL
Minimum Vertical Clearance: 5.41m (17.75ft),  Kilometerpoint: 27.111,  Lanes on structure: 12,  Lanes under structure: 14,  Material/Design: Steel continuous,  Design/Construction: Truss - Deck,  Length of Maximum Span: 168.2m (551.8ft)

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Structure Number: 6085A,  Location: 4.6 N JCT I-90 (Lat: 47.656778,  Lng: -122.321942),  Route carried "on" structure: Ramp Interstate 5,  Year Built: 1962,  Status: Open,  Structure Length: 8.32m (27.30ft),  Average Daily Traffic: 3,188 (year 2016),  Truck Traffic: 1%,  Average Future Daily Traffic: 4,992 (year 2038),  Design Load: HS 20,  Features Intersected: PASADENA PL NE,  Facility Carried by Structure: EXP N TO 42ND RAMP
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 1,  Lanes under structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 67.0m (219.8ft),  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 31.7m (104.0ft),  Curb-To-Curb Width: 6.7m (22.0ft),  Out-to-Out Width: 8.2m (26.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 27.9 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 21.4 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 83.20m (272.97ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2017,  Bridge Improvement Cost: $1,310,000,  Roadway Improvement Cost: $262,000,  Total Project Cost: $2,621,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: 6111A,  Location: 1.3 N JCT SR 520 (Lat: 47.661333,  Lng: -122.322639),  Route carried "on" structure: City street ,  Year Built: 1960,  Status: Open,  Structure Length: 7.35m (24.11ft),  Average Daily Traffic: 28,856 (year 2012),  Truck Traffic: 5%,  Average Future Daily Traffic: 46,170 (year 2036),  Design Load: HS 20,  Features Intersected: I-5,  Facility Carried by Structure: NE 45TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.032,  Lanes on structure: 6,  Lanes under structure: 13,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 177.0m (580.7ft),  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 28.7m (94.2ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 2.4m (7.9ft),  Curb-To-Curb Width: 18.6m (61.0ft),  Out-to-Out Width: 24.1m (79.1ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Operating Rating: 49.9 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 38.6 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 73.50m (241.14ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2018,  Bridge Improvement Cost: $2,892,000,  Roadway Improvement Cost: $578,000,  Total Project Cost: $5,784,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 6111A,  Location: 1.7 N JCT SR 520 (Lat: 47.661333,  Lng: -122.322639),  Route carried "under" structure: Interstate 5,  Year Built: 1960,  Structure Length: 0. m,  Average Daily Traffic: 171,978 (year 2016),  Truck Traffic: 4%,  Features Intersected: I-5
Minimum Vertical Clearance: 6.71m (22.01ft),  Kilometerpoint: 272.591,  Lanes on structure: 6,  Lanes under structure: 13,  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 28.7m (94.2ft)

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Structure Number: 6111B,  Location: 1.6 N JCT SR 520 (Lat: 47.664972,  Lng: -122.322528),  Route carried "on" structure: City street ,  Year Built: 1962,  Status: Open,  Structure Length: 7.35m (24.11ft),  Average Daily Traffic: 22,785 (year 2012),  Truck Traffic: 5%,  Average Future Daily Traffic: 36,456 (year 2036),  Design Load: HS 15,  Features Intersected: I-5,  Facility Carried by Structure: NE 50TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.032,  Lanes on structure: 5,  Lanes under structure: 12,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 186.0m (610.2ft),  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 30.8m (101.0ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 2.4m (7.9ft),  Curb-To-Curb Width: 18.6m (61.0ft),  Out-to-Out Width: 24.4m (80.1ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 5.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of corrective action,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 73.50m (241.14ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2017,  Bridge Improvement Cost: $3,036,000,  Roadway Improvement Cost: $607,000,  Total Project Cost: $6,073,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 6111B,  Location: 1.7 N JCT SR 520 (Lat: 47.664972,  Lng: -122.322528),  Route carried "under" structure: Interstate 5,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 171,978 (year 2016),  Truck Traffic: 4%,  Features Intersected: I-5
Minimum Vertical Clearance: 5.03m (16.50ft),  Kilometerpoint: 272.993,  Lanes on structure: 5,  Lanes under structure: 12,  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 30.8m (101.0ft)

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Structure Number: 6286A,  Location: 2.3 N JCT SR 520 (Lat: 47.673889,  Lng: -122.320917),  Route carried "on" structure: Interstate 5,  Year Built: 1961,  Status: Open,  Structure Length: 40.39m (132.51ft),  Average Daily Traffic: 94,037 (year 2016),  Truck Traffic: 4%,  Average Future Daily Traffic: 147,272 (year 2038),  Design Load: HS 20+Mod,  Features Intersected: RAVENNA BLVD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 273.991,  Lanes on structure: 4,  Lanes under structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 183.0m (600.4ft),  Skew: 6 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 20,  Length of Maximum Span: 30.2m (99.1ft),  Curb-To-Curb Width: 18.9m (62.0ft),  Out-to-Out Width: 19.8m (65.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 53.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 403.90m (1325.13ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2018,  Bridge Improvement Cost: $16,430,000,  Roadway Improvement Cost: $3,286,000,  Total Project Cost: $32,860,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: 6286B,  Location: 2.3 N JCT SR 520 (Lat: 47.674333,  Lng: -122.321444),  Route carried "on" structure: Interstate 5,  Year Built: 1961,  Status: Open,  Structure Length: 41.82m (137.20ft),  Average Daily Traffic: 94,037 (year 2016),  Truck Traffic: 4%,  Average Future Daily Traffic: 147,272 (year 2038),  Design Load: HS 20+Mod,  Features Intersected: RAVENNA BLVD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 273.991,  Lanes on structure: 4,  Lanes under structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 183.0m (600.4ft),  Skew: 6 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 20,  Length of Maximum Span: 31.7m (104.0ft),  Curb-To-Curb Width: 18.3m (60.0ft),  Out-to-Out Width: 19.8m (65.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 51.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 30.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 418.20m (1372.05ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2018,  Bridge Improvement Cost: $17,013,000,  Roadway Improvement Cost: $3,403,000,  Total Project Cost: $34,026,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay
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Structure Number: 6286C,  Location: 5.8 N JCT I-90 (Lat: 47.673972,  Lng: -122.321139),  Route carried "on" structure: Ramp Interstate 5,  Year Built: 1961,  Status: Open,  Structure Length: 41.12m (134.91ft),  Average Daily Traffic: 43,179 (year 2016),  Truck Traffic: 5%,  Average Future Daily Traffic: 67,623 (year 2038),  Design Load: HS 20+Mod,  Features Intersected: RAVENNA BLVD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 274.023,  Lanes on structure: 3,  Lanes under structure: 8,  Owner: State Highway Agency,  Approaching Roadway Width: 152.0m (498.7ft),  Skew: 13 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 20,  Length of Maximum Span: 2.9m (9.5ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 16.2m (53.1ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 56.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 411.20m (1349.08ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2018,  Bridge Improvement Cost: $14,030,000,  Roadway Improvement Cost: $2,806,000,  Total Project Cost: $28,059,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: 6303A,  Location: 2.9 N JCT I-90 (Lat: 47.632111,  Lng: -122.324194),  Route carried "on" structure: Interstate 5,  Year Built: 1961,  Status: Open,  Structure Length: 50.93m (167.09ft),  Average Daily Traffic: 109,214 (year 2016),  Truck Traffic: 4%,  Average Future Daily Traffic: 171,041 (year 2038),  Design Load: HS 20,  Features Intersected: GALER-LAKEVIEW V
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 269.324,  Lanes on structure: 5,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 192.0m (629.9ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 19,  Length of Maximum Span: 27.7m (90.9ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 18.3m (60.0ft),  Out-to-Out Width: 19.7m (64.6ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 66.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 3.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 509.30m (1670.93ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2017,  Bridge Improvement Cost: $21,723,000,  Roadway Improvement Cost: $4,345,000,  Total Project Cost: $43,446,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: 6303B,  Location: 3.0 N JCT I-90 (Lat: 47.633250,  Lng: -122.323472),  Route carried "on" structure: Ramp Interstate 5,  Year Built: 1963,  Status: Open,  Structure Length: 5.52m (18.11ft),  Average Daily Traffic: 3,835 (year 2012),  Truck Traffic: 5%,  Average Future Daily Traffic: 6,412 (year 2036),  Design Load: HS 20,  Features Intersected: TERRAIN
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.113,  Lanes on structure: 1,  Owner: State Highway Agency,  Approaching Roadway Width: 0.7m (2.3ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 27.7m (90.9ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 6.4m (21.0ft),  Out-to-Out Width: 7.8m (25.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 5.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 55.20m (181.10ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2017,  Bridge Improvement Cost: $905,000,  Roadway Improvement Cost: $181,000,  Total Project Cost: $1,810,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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