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

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Structure Number: MA,  Location: 0.2 E JCT SR 527 (Lat: 47.758725,  Lng: -122.203794),  Route carried "on" structure: City street 52200,  Year Built: 1950,  Status: Open,  Structure Length: 7.53m (24.70ft),  Average Daily Traffic: 8,021 (year 2018),  Truck Traffic: 7%,  Average Future Daily Traffic: 13,000 (year 2040),  Design Load: HS 15,  Features Intersected: STATE ROUTE 522,  Facility Carried by Structure: 102ND AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 8.2m (26.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Number Of Approach Spans: 3,  Length of Maximum Span: 13.7m (44.9ft),  Curb or Sidewalk Widths: Left: 2.3m (7.5ft),  Right: 0.0m,  Curb-To-Curb Width: 6.7m (22.0ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Poor,  Superstructure: Fair,  Substructure: Fair,  Channel: Very good,  Operating Rating: 24.0 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: 18.5 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: Meets minimum limits,  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: 7.53m (24.70ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 2020,  Underwater Inspection Date: May 2020,  Bridge Improvement Cost: $1,432,000,  Roadway Improvement Cost: $286,000,  Total Project Cost: $2,865,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete,  Deck Protection: Other

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Structure Number: 6371A,  Location: 1.0 E JCT SR 527 (Lat: 47.757028,  Lng: -122.188583),  Route carried "on" structure: State highway 522,  Year Built: 1960,  Year Reconstructed: 1988,  Status: Open,  Structure Length: 4.27m (14.01ft),  Average Daily Traffic: 12,700 (year 2019),  Truck Traffic: 4%,  Average Future Daily Traffic: 17,932 (year 2039),  Design Load: HS 20,  Features Intersected: NORTH CR & GILLMAN TRAIL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 17.461,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.1m (56.1ft),  Curb-To-Curb Width: 11.5m (37.7ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  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: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.27m (14.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $1,288,000,  Roadway Improvement Cost: $258,000,  Total Project Cost: $2,576,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 8257A,  Location: 1.0 E JCT SR 527 (Lat: 47.757028,  Lng: -122.188917),  Route carried "on" structure: State highway 522,  Year Built: 1967,  Year Reconstructed: 2009,  Status: Open,  Structure Length: 4.30m (14.11ft),  Average Daily Traffic: 12,700 (year 2019),  Truck Traffic: 4%,  Average Future Daily Traffic: 17,932 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: NORTH CR & GILLMAN TRAIL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 17.461,  Lanes on structure: 5,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 17.1m (56.1ft),  Skew: 2 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.2m (49.9ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 26.6m (87.3ft),  Out-to-Out Width: 28.2m (92.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 78.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 47.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.30m (14.11ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $1,636,000,  Roadway Improvement Cost: $327,000,  Total Project Cost: $3,271,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 8257B,  Location: 1.0 E JCT SR 527 (Lat: 47.757117,  Lng: -122.188767),  Route carried "on" structure: State highway 522,  Year Built: 1968,  Status: Open,  Structure Length: 4.27m (14.01ft),  Average Daily Traffic: 12,333 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 17,414 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: NORTH CR & GILLMAN TRAIL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.209,  Lanes on structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 2 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.1m (56.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 13.6m (44.6ft),  Out-to-Out Width: 14.6m (47.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  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: Better than present minimum criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.27m (14.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $952,000,  Roadway Improvement Cost: $190,000,  Total Project Cost: $1,904,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 8286A,  Location: 0.8 N JCT SR 522 (Lat: 47.768556,  Lng: -122.190000),  Route carried "on" structure: City street ,  Year Built: 1968,  Year Reconstructed: 1998,  Status: Open,  Structure Length: 7.68m (25.20ft),  Average Daily Traffic: 19,064 (year 2008),  Truck Traffic: 6%,  Design Load: HS 20,  Features Intersected: I-405,  Facility Carried by Structure: 195TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.048,  Lanes on structure: 5,  Lanes under structure: 8,  Owner: State Highway Agency,  Approaching Roadway Width: 20.7m (67.9ft),  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 23.5m (77.1ft),  Curb or Sidewalk Widths: Left: 1.6m (5.2ft),  Right: 1.6m (5.2ft),  Curb-To-Curb Width: 20.1m (65.9ft),  Out-to-Out Width: 23.7m (77.8ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 57.1 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: Somewhat better than minimum adequacy,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 7.68m (25.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021,  Bridge Improvement Cost: $3,528,000,  Roadway Improvement Cost: $706,000,  Total Project Cost: $7,056,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 8286B,  Location: 1.3 N KING CO (Lat: 47.794444,  Lng: -122.214500),  Route carried "on" structure: State highway 527,  Year Built: 1968,  Year Reconstructed: 2001,  Status: Open,  Structure Length: 10.39m (34.09ft),  Average Daily Traffic: 55,335 (year 2019),  Truck Traffic: 4%,  Average Future Daily Traffic: 80,125 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: I-405
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.233,  Lanes on structure: 5,  Lanes under structure: 10,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 22.9m (75.1ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 34.4m (112.9ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 2.4m (7.9ft),  Curb-To-Curb Width: 20.4m (66.9ft),  Out-to-Out Width: 23.6m (77.4ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 60.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 10.39m (34.09ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2020,  Bridge Improvement Cost: $5,252,000,  Roadway Improvement Cost: $1,050,000,  Total Project Cost: $10,503,000 ( 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: 8375B,  Location: 0.6 N JCT SR 522 (Lat: 47.766444,  Lng: -122.188028),  Route carried "on" structure: Interstate 405,  Year Built: 1968,  Year Reconstructed: 1998,  Status: Open,  Structure Length: 3.47m (11.38ft),  Average Daily Traffic: 116,334 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 164,263 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: NORTH CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 39.139,  Lanes on structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 44.5m (146.0ft),  Skew: 34 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.4m (44.0ft),  Curb-To-Curb Width: 44.0m (144.4ft),  Out-to-Out Width: 45.0m (147.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 29.2 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: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.47m (11.38ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: September 2018,  Bridge Improvement Cost: $3,374,000,  Roadway Improvement Cost: $675,000,  Total Project Cost: $6,749,000 ( 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: 8375C,  Location: 1.3 N KING CO (Lat: 47.791111,  Lng: -122.206528),  Route carried "on" structure: Interstate 405,  Year Built: 1968,  Year Reconstructed: 1998,  Status: Open,  Structure Length: 8.75m (28.71ft),  Average Daily Traffic: 49,251 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 71,315 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: 228TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 42.342,  Lanes on structure: 4,  Lanes under structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 18.3m (60.0ft),  Skew: 5 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 31.7m (104.0ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 17.0m (55.8ft),  Out-to-Out Width: 17.9m (58.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 75.3 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: Better than 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: 8.75m (28.71ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $3,559,000,  Roadway Improvement Cost: $712,000,  Total Project Cost: $7,118,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 8375D,  Location: 1.3 N KING CO (Lat: 47.791139,  Lng: -122.207167),  Route carried "on" structure: Interstate 405,  Year Built: 1968,  Year Reconstructed: 1998,  Status: Open,  Structure Length: 8.32m (27.30ft),  Average Daily Traffic: 49,251 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 71,315 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: 228TH ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 42.374,  Lanes on structure: 4,  Lanes under structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Skew: 5 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 31.7m (104.0ft),  Curb-To-Curb Width: 20.0m (65.6ft),  Out-to-Out Width: 20.6m (67.6ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 75.3 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: Equal to present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 8.32m (27.30ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $2,730,000,  Roadway Improvement Cost: $546,000,  Total Project Cost: $5,460,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 8382A,  Location: 8.7 N JCT SR 520 (Lat: 47.755778,  Lng: -122.185319),  Route carried "on" structure: Interstate 405,  Year Built: 1968,  Year Reconstructed: 1997,  Status: Open,  Structure Length: 41.21m (135.20ft),  Average Daily Traffic: 61,031 (year 2019),  Truck Traffic: 6%,  Average Future Daily Traffic: 86,175 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: SR 522 SAMMAMISH R
Minimum Vertical Clearance: 5.11m (16.77ft),  Kilometerpoint: 37.884,  Lanes on structure: 3,  Lanes under structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Navigation Control: Yes ( Vertical Clearance: 11.3m (37.1ft), Horizontal Clearance: 29.9m (98.1ft)),  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 12,  Length of Maximum Span: 37.2m (122.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.1m (43.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Very good,  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: High priority of corrective action,  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: 41.21m (135.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Bridge Improvement Cost: $11,357,000,  Roadway Improvement Cost: $2,271,000,  Total Project Cost: $22,714,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 8382B,  Location: 8.7 N JCT SR 520 (Lat: 47.755639,  Lng: -122.185639),  Route carried "on" structure: Interstate 405,  Year Built: 1968,  Year Reconstructed: 1997,  Status: Open,  Structure Length: 42.98m (141.01ft),  Average Daily Traffic: 61,031 (year 2019),  Truck Traffic: 6%,  Average Future Daily Traffic: 86,175 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: SR 522 SAMMAMISH R
Minimum Vertical Clearance: 5.00m (16.40ft),  Kilometerpoint: 37.868,  Lanes on structure: 3,  Lanes under structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 13,  Length of Maximum Span: 37.2m (122.0ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.1m (43.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Very good,  Operating Rating: 52.6 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: High priority of corrective action,  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: 42.98m (141.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Bridge Improvement Cost: $11,844,000,  Roadway Improvement Cost: $2,369,000,  Total Project Cost: $23,688,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 8382C,  Location: 8.7 N JCT SR 520 (Lat: 47.756056,  Lng: -122.184861),  Route carried "on" structure: Ramp Interstate 405,  Year Built: 1968,  Status: Open,  Structure Length: 21.61m (70.90ft),  Average Daily Traffic: 23,472 (year 2016),  Truck Traffic: 5%,  Average Future Daily Traffic: 36,759 (year 2038),  Design Load: HS 20,  Features Intersected: SAMMAMISH RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.625,  Lanes on structure: 1,  Lanes under structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 8.8m (28.9ft),  Navigation Control: Yes ( Vertical Clearance: 11.3m (37.1ft), Horizontal Clearance: 18.6m (61.0ft)),  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 7,  Length of Maximum Span: 33.2m (108.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 7.0m (23.0ft),  Out-to-Out Width: 8.1m (26.6ft)

Condition: Deck: Very good,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Very good,  Operating Rating: 48.1 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: Equal to present minimum criteria,  Underclear: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 21.61m (70.90ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Bridge Improvement Cost: $4,396,000,  Roadway Improvement Cost: $879,000,  Total Project Cost: $8,792,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 8382D,  Location: 8.7 N JCT SR 520 (Lat: 47.755972,  Lng: -122.185028),  Route carried "on" structure: Ramp Interstate 405,  Year Built: 1968,  Status: Open,  Structure Length: 44.78m (146.92ft),  Average Daily Traffic: 6,000 (year 2011),  Truck Traffic: 5%,  Average Future Daily Traffic: 10,200 (year 2036),  Design Load: HS 20,  Features Intersected: SAMMAMISH R, I-405, SR 5
Minimum Vertical Clearance: 5.11m (16.77ft),  Kilometerpoint: 0.129,  Lanes on structure: 1,  Lanes under structure: 14,  Owner: State Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Navigation Control: Yes ( Vertical Clearance: 14.9m (48.9ft), Horizontal Clearance: 26.2m (86.0ft)),  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 15,  Length of Maximum Span: 33.2m (108.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 8.4m (27.6ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Very good,  Operating Rating: 50.5 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: 39.2 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: Equal to present minimum criteria,  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: 44.78m (146.92ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Bridge Improvement Cost: $8,226,000,  Roadway Improvement Cost: $1,645,000,  Total Project Cost: $16,453,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 8382E,  Location: 8.7 N JCT SR 520 (Lat: 47.757453,  Lng: -122.184808),  Route carried "on" structure: Ramp Interstate 405,  Year Built: 1968,  Status: Open,  Structure Length: 13.20m (43.31ft),  Average Daily Traffic: 11,397 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 16,092 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: TERRAIN
Minimum Vertical Clearance: 5.77m (18.93ft),  Kilometerpoint: 0.097,  Lanes on structure: 1,  Owner: State Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 35.1m (115.2ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 7.6m (24.9ft),  Out-to-Out Width: 8.7m (28.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 59.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.4 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,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 13.20m (43.31ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2019,  Bridge Improvement Cost: $2,425,000,  Roadway Improvement Cost: $485,000,  Total Project Cost: $4,850,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 8382F,  Location: 1.3 E JCT SR 527 (Lat: 47.756528,  Lng: -122.185750),  Route carried "on" structure: Ramp State highway 522,  Year Built: 1968,  Status: Open,  Structure Length: 9.24m (30.31ft),  Average Daily Traffic: 10,053 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 14,194 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: SAMMAMISH RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.209,  Lanes on structure: 1,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Skew: 2 degrees,  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 31.4m (103.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 10.7m (35.1ft),  Out-to-Out Width: 11.9m (39.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Very good,  Operating Rating: 28.5 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: 22.0 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: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 9.24m (30.31ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: September 2018,  Bridge Improvement Cost: $2,666,000,  Roadway Improvement Cost: $533,000,  Total Project Cost: $5,333,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Cathodic Protection

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Structure Number: 8382G,  Location: 1.3 E JCT SR 527 (Lat: 47.757722,  Lng: -122.183583),  Route carried "on" structure: Ramp State highway 522,  Year Built: 1968,  Year Reconstructed: 1998,  Status: Open,  Structure Length: 6.40m (21.00ft),  Average Daily Traffic: 1,708 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 2,411 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: E-N RAMP BR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.177,  Lanes on structure: 1,  Owner: State Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 36.0m (118.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 22.4 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: 17.2 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: Meets minimum limits,  Deck Geometry: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 6.40m (21.00ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $1,344,000,  Roadway Improvement Cost: $269,000,  Total Project Cost: $2,688,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 8382H,  Location: 1.3 E JCT SR 527 (Lat: 47.759111,  Lng: -122.180083),  Route carried "on" structure: Ramp State highway 522,  Year Built: 1968,  Status: Open,  Structure Length: 71.17m (233.50ft),  Average Daily Traffic: 27,537 (year 2016),  Truck Traffic: 5%,  Average Future Daily Traffic: 43,125 (year 2038),  Design Load: HS 20+Mod,  Features Intersected: SAMMAMISH RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.612,  Lanes on structure: 2,  Lanes under structure: 18,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 5 degrees,  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 22,  Length of Maximum Span: 36.6m (120.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 10.1m (33.1ft),  Out-to-Out Width: 11.1m (36.4ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 33.4 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: 25.9 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: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  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: 71.17m (233.50ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: October 2018,  Bridge Improvement Cost: $19,614,000,  Roadway Improvement Cost: $3,923,000,  Total Project Cost: $39,228,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 8417A,  Location: 0.4 N JCT SR 527 (Lat: 47.797861,  Lng: -122.220444),  Route carried "on" structure: Interstate 405,  Year Built: 1968,  Year Reconstructed: 2001,  Status: Open,  Structure Length: 5.49m (18.01ft),  Average Daily Traffic: 49,251 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 71,315 (year 2039),  Design Load: HS 20,  Features Intersected: 9TH AVE SE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 43.645,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 20.7m (67.9ft),  Curb-To-Curb Width: 16.9m (55.4ft),  Out-to-Out Width: 17.5m (57.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 66.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.49m (18.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $1,512,000,  Roadway Improvement Cost: $302,000,  Total Project Cost: $3,024,000 ( 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: 8417B,  Location: 0.4 N JCT SR 527 (Lat: 47.798200,  Lng: -122.220503),  Route carried "on" structure: Interstate 405,  Year Built: 1968,  Year Reconstructed: 2001,  Status: Open,  Structure Length: 5.76m (18.90ft),  Average Daily Traffic: 49,251 (year 2019),  Truck Traffic: 5%,  Average Future Daily Traffic: 71,315 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: 9TH AVE SE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 43.662,  Lanes on structure: 4,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 24.4m (80.1ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 20.7m (67.9ft),  Curb-To-Curb Width: 24.5m (80.4ft),  Out-to-Out Width: 25.1m (82.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 50.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than 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: 5.76m (18.90ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $3,100,000,  Roadway Improvement Cost: $620,000,  Total Project Cost: $6,199,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 13342A,  Location: 0.5 N JCT I-405 (Lat: 47.801667,  Lng: -122.210000),  Route carried "on" structure: State highway 527,  Year Built: 1988,  Status: Open,  Structure Length: 2.29m (7.51ft),  Average Daily Traffic: 43,034 (year 2019),  Truck Traffic: 4%,  Average Future Daily Traffic: 62,313 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: NORTH CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.086,  Lanes on structure: 7,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 27.1m (88.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.9m (75.1ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 2.2m (7.2ft),  Curb-To-Curb Width: 27.2m (89.2ft),  Out-to-Out Width: 31.8m (104.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 23.0 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: 17.8 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: Meets minimum limits,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.29m (7.51ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2018,  Bridge Improvement Cost: $1,365,000,  Roadway Improvement Cost: $273,000,  Total Project Cost: $2,730,000 ( Estimate for 2014),  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 13494A,  Location: JCT SR 522 (Lat: 47.758597,  Lng: -122.163864),  Route carried "on" structure: State highway 202,  Year Built: 1989,  Status: Open,  Structure Length: 8.08m (26.51ft),  Average Daily Traffic: 28,629 (year 2019),  Truck Traffic: 4%,  Average Future Daily Traffic: 40,424 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: SR 522
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 5,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 19.2m (63.0ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 43.0m (141.1ft),  Curb or Sidewalk Widths: Left: 1.7m (5.6ft),  Right: 1.7m (5.6ft),  Curb-To-Curb Width: 19.2m (63.0ft),  Out-to-Out Width: 23.2m (76.1ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 59.0 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: Meets minimum limits,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 8.08m (26.51ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $3,445,000,  Roadway Improvement Cost: $689,000,  Total Project Cost: $6,890,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 15054A,  Location: 0.6 N JCT SR 522 (Lat: 47.766636,  Lng: -122.187911),  Route carried "on" structure: Ramp Interstate 405,  Year Built: 1998,  Status: Open,  Structure Length: 3.57m (11.71ft),  Average Daily Traffic: 9,736 (year 2012),  Truck Traffic: 7%,  Average Future Daily Traffic: 16,279 (year 2036),  Design Load: HS 25 or greater,  Features Intersected: NORTH CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.708,  Lanes on structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 17.1m (56.1ft),  Skew: 4 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.7m (44.9ft),  Curb-To-Curb Width: 17.3m (56.8ft),  Out-to-Out Width: 17.9m (58.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 49.2 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: 37.9 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: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.57m (11.71ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $1,357,000,  Roadway Improvement Cost: $271,000,  Total Project Cost: $2,714,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 17431A,  Location: 0.6 W JCT I-405 (Lat: 47.755578,  Lng: -122.194033),  Route carried "on" structure: Ramp Interstate 405,  Year Built: 2008,  Status: Open,  Structure Length: 3.96m (12.99ft),  Average Daily Traffic: 8,549 (year 2016),  Truck Traffic: 5%,  Average Future Daily Traffic: 13,388 (year 2038),  Design Load: HL 93,  Features Intersected: CAMPUS WAY NE,  Facility Carried by Structure: S-W RAMP
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.239,  Lanes on structure: 1,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 38.1m (125.0ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.0m (32.8ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 52.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.96m (12.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $832,000,  Roadway Improvement Cost: $166,000,  Total Project Cost: $1,664,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 20039,  Location: 2.5 E JCT I-405 (Lat: 47.809167,  Lng: -122.211667),  Route carried "on" structure: State highway 524,  Year Built: 2007,  Status: Open,  Structure Length: 1.80m (5.91ft),  Average Daily Traffic: 18,678 (year 2019),  Truck Traffic: 2%,  Average Future Daily Traffic: 27,045 (year 2039),  Design Load: HS 25 or greater,  Features Intersected: NORTH CREEK TRIB
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 14.935,  Lanes on structure: 5,  Owner: State Highway Agency,  Approaching Roadway Width: 21.0m (68.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Channel Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 17.7m (58.1ft),  Curb or Sidewalk Widths: Left: 2.0m (6.6ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 21.0m (68.9ft),  Out-to-Out Width: 25.6m (84.0ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Very good,  Channel: Satisfactory,  Operating Rating: 62.6 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: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.80m (5.91ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021,  Bridge Improvement Cost: $838,000,  Roadway Improvement Cost: $168,000,  Total Project Cost: $1,676,000 ( Estimate for 2014),  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 85052,  Location: 0.1 E SR 405 (Lat: 47.769108,  Lng: -122.186633),  Route carried "on" structure: City street 110,  Year Built: 1984,  Status: Open,  Structure Length: 1.46m (4.79ft),  Average Daily Traffic: 26,236 (year 2018),  Truck Traffic: 9%,  Average Future Daily Traffic: 35,000 (year 2040),  Design Load: HS 20,  Features Intersected: NORTH CREEK,  Facility Carried by Structure: NE 195TH STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 5,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 19.8m (65.0ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 14.3m (46.9ft),  Curb or Sidewalk Widths: Left: 1.7m (5.6ft),  Right: 1.7m (5.6ft),  Curb-To-Curb Width: 19.8m (65.0ft),  Out-to-Out Width: 23.7m (77.8ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 47.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 28.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.77m (5.81ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $1,717,000,  Roadway Improvement Cost: $343,000,  Total Project Cost: $3,434,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 85054,  Location: 0.5 E SR-405 (Lat: 47.774644,  Lng: -122.184561),  Route carried "on" structure: City street 110,  Year Built: 1984,  Status: Open,  Structure Length: 2.26m (7.41ft),  Average Daily Traffic: 3,338 (year 2016),  Truck Traffic: 10%,  Average Future Daily Traffic: 5,900 (year 2040),  Design Load: HS 20,  Features Intersected: NORTH CREEK,  Facility Carried by Structure: NORTH CREEK PKWY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 14.0m (45.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.6m (74.1ft),  Curb or Sidewalk Widths: Left: 2.0m (6.6ft),  Right: 0.8m (2.6ft),  Curb-To-Curb Width: 14.0m (45.9ft),  Out-to-Out Width: 17.4m (57.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 59.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 35.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.56m (8.40ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $1,277,000,  Roadway Improvement Cost: $255,000,  Total Project Cost: $2,554,000 ( Estimate for 2014),  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 85055,  Location: 0.5 E SR 405 (Lat: 47.770583,  Lng: -122.186206),  Route carried "on" structure: City street 110,  Year Built: 1984,  Status: Open,  Structure Length: 2.35m (7.71ft),  Average Daily Traffic: 6,593 (year 2018),  Truck Traffic: 9%,  Average Future Daily Traffic: 10,000 (year 2040),  Design Load: HS 20,  Features Intersected: NORTH CREEK,  Facility Carried by Structure: NORTH CREEK PKWY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 14.0m (45.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.6m (74.1ft),  Curb or Sidewalk Widths: Left: 2.0m (6.6ft),  Right: 0.8m (2.6ft),  Curb-To-Curb Width: 14.0m (45.9ft),  Out-to-Out Width: 17.4m (57.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 62.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 2.65m (8.69ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $1,322,000,  Roadway Improvement Cost: $264,000,  Total Project Cost: $2,645,000 ( Estimate for 2014),  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete

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Structure Number: 85075,  Location: 0.3 S SR 522 (Lat: 47.748011,  Lng: -122.213428),  Route carried "on" structure: City street 110,  Year Built: 1947,  Status: Open,  Structure Length: 4.88m (16.01ft),  Average Daily Traffic: 11,484 (year 2018),  Truck Traffic: 6%,  Average Future Daily Traffic: 16,000 (year 2040),  Design Load: HS 20,  Features Intersected: SAMMAMISH RIVER,  Facility Carried by Structure: WAYNITA DRIVE NE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 18.3m (60.0ft),  Curb or Sidewalk Widths: Left: 0.9m (3.0ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 10.5m (34.4ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 67.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  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: 4.88m (16.01ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: August 2020,  Underwater Inspection Date: September 2018,  Bridge Improvement Cost: $896,000,  Roadway Improvement Cost: $179,000,  Total Project Cost: $1,792,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete

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Structure Number: 86298,  Location: 0.2 E I405 (Lat: 47.778439,  Lng: -122.187528),  Route carried "on" structure: City street 110,  Year Built: 1994,  Status: Open,  Structure Length: 1.89m (6.20ft),  Average Daily Traffic: 3,064 (year 2018),  Truck Traffic: 4%,  Average Future Daily Traffic: 5,000 (year 2040),  Design Load: HS 20,  Features Intersected: NORTH CREEK,  Facility Carried by Structure: MONTE VILLA PRKWAY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 18.3m (60.0ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 9.6m (31.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 51.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  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: 2.19m (7.19ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $1,094,000,  Roadway Improvement Cost: $219,000,  Total Project Cost: $2,189,000 ( Estimate for 2014),  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 86827,  Location: 0.1 W JCT SR527 (Lat: 47.804028,  Lng: -122.210211),  Route carried "on" structure: City street 110,  Year Built: 1999,  Status: Open,  Structure Length: 1.10m (3.61ft),  Average Daily Traffic: 725 (year 2016),  Truck Traffic: 15%,  Average Future Daily Traffic: 1,000 (year 2040),  Design Load: HS 20,  Features Intersected: NORTH CREEK,  Facility Carried by Structure: 214TH ST SE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.4m (34.1ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.0m,  Curb-To-Curb Width: 7.5m (24.6ft),  Out-to-Out Width: 9.5m (31.2ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 59.0 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 36.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.40m (4.59ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $699,000,  Roadway Improvement Cost: $140,000,  Total Project Cost: $1,398,000 ( Estimate for 2014),  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: 86828,  Location: 0.5 E INT I405 (Lat: 47.791281,  Lng: -122.197506),  Route carried "on" structure: City street 110,  Year Built: 1999,  Status: Open,  Structure Length: 1.28m (4.20ft),  Average Daily Traffic: 19,782 (year 2017),  Truck Traffic: 23%,  Average Future Daily Traffic: 27,000 (year 2040),  Design Load: HS 20,  Features Intersected: NORTH CREEK,  Facility Carried by Structure: 228TH ST SW
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 3,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.2m (40.0ft),  Curb or Sidewalk Widths: Left: 1.7m (5.6ft),  Right: 1.7m (5.6ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 18.4m (60.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 53.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.58m (5.18ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $1,040,000,  Roadway Improvement Cost: $208,000,  Total Project Cost: $2,080,000 ( Estimate for 2014),  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Preformed Fabric,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: 87988,  Location: 0.1 S JCT SR 527 (Lat: 47.750064,  Lng: -122.212564),  Route carried "on" structure: City street 110,  Year Built: 1989,  Status: Open,  Structure Length: 1.52m (4.99ft),  Average Daily Traffic: 11,484 (year 2018),  Truck Traffic: 6%,  Average Future Daily Traffic: 16,000 (year 2040),  Design Load: HS 20,  Features Intersected: KC Trail,  Facility Carried by Structure: 96th Ave NE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 9.4m (30.8ft),  Skew: 7 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.2m (49.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 1.7m (5.6ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 11.0m (36.1ft)

Condition: Culverts: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 85.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.83m (6.00ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $912,000,  Roadway Improvement Cost: $182,000,  Total Project Cost: $1,824,000 ( Estimate for 2014)

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Structure Number: 88518,  Location: 2.1 SE JCT I-5 (Lat: 47.780072,  Lng: -122.188322),  Route carried "on" structure: City street 110,  Year Built: 2012,  Status: Open,  Structure Length: 2.32m (7.61ft),  Average Daily Traffic: 5,956 (year 2018),  Truck Traffic: 3%,  Average Future Daily Traffic: 8,800 (year 2040),  Design Load: HL 93,  Features Intersected: NORTH CREEK,  Facility Carried by Structure: 240TH ST SE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.001,  Lanes on structure: 2,  Owner: City or Municipal Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.3m (73.2ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 11.3m (37.1ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 42.1 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: 32.4 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: Equal to present desirable criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.62m (8.60ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $1,307,000,  Roadway Improvement Cost: $261,000,  Total Project Cost: $2,614,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: MA,  Location: 0.2 E JCT SR 527 (Lat: 47.758725,  Lng: -122.203794),  Route carried "under" structure: State highway 522,  Year Built: 1950,  Structure Length: 0. m,  Average Daily Traffic: 26,944 (year 2012),  Truck Traffic: 3%,  Features Intersected: STATE ROUTE 522,  Facility Carried by Structure: 102ND AVE
Minimum Vertical Clearance: 4.78m (15.68ft),  Kilometerpoint: 16.093,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 13.7m (44.9ft)

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Structure Number: 8286A,  Location: 0.8 N JCT SR 522 (Lat: 47.768556,  Lng: -122.190000),  Route carried "under" structure: Interstate 405,  Year Built: 1968,  Structure Length: 0. m,  Average Daily Traffic: 116,334 (year 2019),  Truck Traffic: 5%,  Features Intersected: I-405,  Facility Carried by Structure: 195TH ST
Minimum Vertical Clearance: 5.77m (18.93ft),  Kilometerpoint: 39.397,  Lanes on structure: 5,  Lanes under structure: 8,  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 23.5m (77.1ft)

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Structure Number: 8286B,  Location: 1.7 N KING CO (Lat: 47.794444,  Lng: -122.214500),  Route carried "under" structure: Interstate 405,  Year Built: 1968,  Structure Length: 0. m,  Average Daily Traffic: 98,501 (year 2019),  Truck Traffic: 5%,  Features Intersected: I-405,  Facility Carried by Structure: SR 527
Minimum Vertical Clearance: 5.99m (19.65ft),  Kilometerpoint: 43.050,  Lanes on structure: 5,  Lanes under structure: 10,  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 34.4m (112.9ft)

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Structure Number: 8382A,  Location: 1.3 E JCT SR 527 (Lat: 47.755778,  Lng: -122.185319),  Route carried "under" structure: State highway 522,  Year Built: 1968,  Structure Length: 0. m,  Average Daily Traffic: 25,400 (year 2019),  Truck Traffic: 4%,  Features Intersected: SR 522 SAMMAMISH R,  Facility Carried by Structure: I-405
Minimum Vertical Clearance: 6.05m (19.85ft),  Kilometerpoint: 17.896,  Lanes on structure: 3,  Lanes under structure: 8,  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 37.2m (122.0ft)

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Structure Number: 8382B,  Location: 1.3 E JCT SR 527 (Lat: 47.755639,  Lng: -122.185639),  Route carried "under" structure: State highway 522,  Year Built: 1968,  Structure Length: 0. m,  Average Daily Traffic: 25,400 (year 2019),  Truck Traffic: 4%,  Features Intersected: SR 522 SAMMAMISH R,  Facility Carried by Structure: I-405
Minimum Vertical Clearance: 5.92m (19.42ft),  Kilometerpoint: 17.864,  Lanes on structure: 3,  Lanes under structure: 8,  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 37.2m (122.0ft)

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Structure Number: 8382D,  Location: 8.7 N JCT SR 520 (Lat: 47.755972,  Lng: -122.185028),  Route carried "under" structure: Interstate 405,  Year Built: 1968,  Structure Length: 0. m,  Average Daily Traffic: 122,062 (year 2019),  Truck Traffic: 6%,  Features Intersected: SAMMAMISH R, I-405, SR 5
Minimum Vertical Clearance: 5.36m (17.59ft),  Kilometerpoint: 38.109,  Lanes on structure: 1,  Lanes under structure: 14,  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 33.2m (108.9ft)

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Structure Number: 8382H,  Location: 8.7 N JCT SR 520 (Lat: 47.759111,  Lng: -122.180083),  Route carried "under" structure: Interstate 405,  Year Built: 1968,  Structure Length: 0. m,  Average Daily Traffic: 122,062 (year 2019),  Truck Traffic: 6%,  Features Intersected: SAMMAMISH RIVER,  Facility Carried by Structure: SR 522
Minimum Vertical Clearance: 11.20m (36.75ft),  Kilometerpoint: 38.206,  Lanes on structure: 2,  Lanes under structure: 18,  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 36.6m (120.1ft)