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Bridge Statistics for Mamaroneck, New York (NY) - Condition, Traffic, Stress, Structural Evaluation, Project Costs

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National Bridge Inventory (NBI) Statistics
Number of bridges: 32
Total length: 81 meters (266ft)
Total costs: $40,874,000
Total average daily traffic: 667,870
Total average daily truck traffic: 99,462
National Bridge Inventory (NBI) Registered Bridges for Mamaroneck

New bridges - Historical Statistics

  • Before 1900: 3
  • 1900-1909: 4
  • 1910-1919: 1
  • 1920-1929: 0
  • 1930-1939: 6
  • 1940-1949: 0
  • 1950-1959: 15
  • 1960-1969: 1
  • 1970-1979: 0
  • 1980-1989: 0
  • 1990-1999: 1
  • 2000-2009: 1

Reconstructed bridges - Historical Statistics

  • 1930-1939: 2
  • 1940-1949: 0
  • 1950-1959: 2
  • 1960-1969: 0
  • 1970-1979: 0
  • 1980-1989: 3
  • 1990-1999: 5

Average Daily Traffic

Bridge Condition - Deck

Bridge Condition - Superstructure

Bridge Condition - Substructure

Bridge Condition - Channel

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Structure Number: 100004,  Location: JCT US 1 & MAMARONECK RVR (Lat: 40.948861,  Lng: -73.732614),  Route carried "on" structure: US 1,  Year Built: 1895,  Status: Open,  Structure Length: 2.16m (7.09ft),  Average Daily Traffic: 17,293 (year 2006),  Truck Traffic: 6%,  Average Future Daily Traffic: 24,210 (year 2026),  Design Load: H 20,  Features Intersected: MAMARONECK RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.010,  Lanes on structure: 5,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 16.1m (52.8ft),  Skew: 3 degrees,  Material/Design: Masonry,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.5m (50.9ft),  Curb or Sidewalk Widths: Left: 2.6m (8.5ft),  Right: 0.0m,  Curb-To-Curb Width: 16.1m (52.8ft),  Out-to-Out Width: 20.1m (65.9ft)

Condition: Superstructure: Fair,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 55.8 metric tons,  Inventory Rating: 20.7 metric tons,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 2.16m (7.09ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2006,  Bridge Improvement Cost: $961,000,  Roadway Improvement Cost: $572,000,  Total Project Cost: $1,533,000 ( Estimate for 2007),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 222506,  Location: IN MAMARONECK (Lat: 40.960375,  Lng: -73.735458),  Route carried "on" structure: City street ,  Year Built: 1957,  Status: Open,  Structure Length: 1.92m (6.30ft),  Average Daily Traffic: 7,952 (year 1997),  Truck Traffic: 6%,  Average Future Daily Traffic: 11,133 (year 2017),  Design Load: HS 20+Mod,  Features Intersected: MAMARONECK RIVER,  Facility Carried by Structure: N BARRY AVE EXT
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Concrete continuous,  Design/Construction: Frame,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 5.7m (18.7ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 76.7 metric tons,  Inventory Rating: 32.6 metric tons,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 1.92m (6.30ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2007,  Bridge Improvement Cost: $542,000,  Roadway Improvement Cost: $323,000,  Total Project Cost: $865,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 222507,  Location: AT MAMARONECK (Lat: 40.958194,  Lng: -73.735203),  Route carried "on" structure: City street ,  Year Built: 1936,  Status: Posted for load,  Structure Length: 1.06m (3.48ft),  Average Daily Traffic: 1,478 (year 1997),  Truck Traffic: 8%,  Average Future Daily Traffic: 2,069 (year 2017),  Features Intersected: MAMARONECK RIVER,  Facility Carried by Structure: HILLSIDE AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 8.8m (28.9ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.0m (32.8ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 13.8m (45.3ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: 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: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 0.1 - 9.9% below),  Length Of Structure Improvement: 1.06m (3.48ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: March 2007,  Bridge Improvement Cost: $327,000,  Roadway Improvement Cost: $194,000,  Total Project Cost: $521,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 222508,  Location: AT MARMARONECK (Lat: 40.955750,  Lng: -73.736747),  Route carried "on" structure: City street ,  Year Built: 1931,  Year Reconstructed: 1955,  Status: Open,  Structure Length: 2.40m (7.87ft),  Average Daily Traffic: 4,343 (year 1997),  Truck Traffic: 8%,  Average Future Daily Traffic: 6,080 (year 2017),  Features Intersected: MAMARONECK RIVER,  Facility Carried by Structure: JEFFERSON AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 10.9m (35.8ft),  Curb or Sidewalk Widths: Left: 3.5m (11.5ft),  Right: 2.0m (6.6ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 15.3m (50.2ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Poor,  Channel: Fair,  Operating Rating: 61.8 metric tons,  Inventory Rating: 23.7 metric tons,  Structural Evaluation: Meets minimum limits,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.40m (7.87ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: March 2007,  Bridge Improvement Cost: $815,000,  Roadway Improvement Cost: $485,000,  Total Project Cost: $1,300,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 222509,  Location: AT MAMARONECK (Lat: 40.953453,  Lng: -73.738169),  Route carried "on" structure: County highway ,  Year Built: 2005,  Status: Open,  Structure Length: 2.10m (6.89ft),  Average Daily Traffic: 18,007 (year 1997),  Truck Traffic: 6%,  Average Future Daily Traffic: 25,210 (year 2017),  Features Intersected: SHELDRAKE RIVER,  Facility Carried by Structure: MAMARONECK AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Owner: County Highway Agency,  Approaching Roadway Width: 18.0m (59.1ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.5m (27.9ft),  Curb or Sidewalk Widths: Left: 5.8m (19.0ft),  Right: 6.2m (20.3ft),  Curb-To-Curb Width: 18.0m (59.1ft),  Out-to-Out Width: 31.6m (103.7ft)

Condition: Superstructure: Excellent,  Substructure: Excellent,  Channel: Good,  Operating Rating: 68.1 metric tons,  Inventory Rating: 29.3 metric tons,  Structural Evaluation: Better than 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: 2.10m (6.89ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2006,  Bridge Improvement Cost: $1,467,000,  Roadway Improvement Cost: $873,000,  Total Project Cost: $2,340,000 ( Estimate for 2007),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 222511,  Location: AT MAMARONECK (Lat: 40.952358,  Lng: -73.734458),  Route carried "on" structure: City street ,  Year Built: 1937,  Status: Open,  Structure Length: 1.03m (3.38ft),  Average Daily Traffic: 291 (year 1997),  Truck Traffic: 8%,  Average Future Daily Traffic: 407 (year 2017),  Features Intersected: MAMARONECK RIVER,  Facility Carried by Structure: WARD AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 9.7m (31.8ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.4m (30.8ft),  Curb or Sidewalk Widths: Left: 2.8m (9.2ft),  Right: 2.7m (8.9ft),  Curb-To-Curb Width: 9.7m (31.8ft),  Out-to-Out Width: 16.3m (53.5ft)

Condition: Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 65.3 metric tons,  Inventory Rating: 25.3 metric tons,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 1.03m (3.38ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2007,  Bridge Improvement Cost: $373,000,  Roadway Improvement Cost: $222,000,  Total Project Cost: $595,000 ( Estimate for 2007),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 222512,  Location: AT MAMARONECK (Lat: 40.950883,  Lng: -73.732278),  Route carried "on" structure: City street ,  Year Built: 1900,  Status: Posted for load,  Structure Length: 1.18m (3.87ft),  Average Daily Traffic: 3,103 (year 1997),  Truck Traffic: 8%,  Average Future Daily Traffic: 4,344 (year 2017),  Features Intersected: MAMARONECK RIVER,  Facility Carried by Structure: TOMPKINS AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.6m (34.8ft),  Curb or Sidewalk Widths: Left: 2.9m (9.5ft),  Right: 2.9m (9.5ft),  Curb-To-Curb Width: 9.0m (29.5ft),  Out-to-Out Width: 15.4m (50.5ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 22.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 13.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Better than present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 1.18m (3.87ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: March 2007,  Bridge Improvement Cost: $535,000,  Roadway Improvement Cost: $320,000,  Total Project Cost: $855,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 222513,  Location: 1.3 MI W OF MAMARONECK (Lat: 40.947206,  Lng: -73.762322),  Route carried "on" structure: City street ,  Year Built: 1930,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 1,824 (year 1997),  Truck Traffic: 6%,  Average Future Daily Traffic: 2,554 (year 2017),  Features Intersected: SHELDRAKE RIVER,  Facility Carried by Structure: ROCKLAND AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Maintenance Responsibility: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.0m (19.7ft),  Curb or Sidewalk Widths: Left: 2.2m (7.2ft),  Right: 2.2m (7.2ft),  Curb-To-Curb Width: 9.2m (30.2ft),  Out-to-Out Width: 14.4m (47.2ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 58.1 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,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.73m (2.40ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2007,  Bridge Improvement Cost: $535,000,  Roadway Improvement Cost: $320,000,  Total Project Cost: $855,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 222514,  Location: AT MAMARONECK (Lat: 40.951567,  Lng: -73.741222),  Route carried "on" structure: City street ,  Year Built: 1931,  Year Reconstructed: 1958,  Status: Posted for load,  Structure Length: 1.00m (3.28ft),  Average Daily Traffic: 8,626 (year 1997),  Truck Traffic: 8%,  Average Future Daily Traffic: 12,076 (year 2017),  Features Intersected: SHELDRAKE RIVER,  Facility Carried by Structure: WAVERLY AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 6.4m (21.0ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.8m (28.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 8.9m (29.2ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Fair,  Channel: Fair,  Operating Rating: 43.5 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: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 20.0 - 29.9% below),  Length Of Structure Improvement: 1.00m (3.28ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: March 2007,  Bridge Improvement Cost: $200,000,  Roadway Improvement Cost: $119,000,  Total Project Cost: $319,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 226514,  Location: AT MAMARONECK (Lat: 40.951756,  Lng: -73.745461),  Route carried "on" structure: City street ,  Year Built: 1956,  Status: Open,  Structure Length: 1.21m (3.97ft),  Average Daily Traffic: 7,000 (year 2007),  Truck Traffic: 6%,  Average Future Daily Traffic: 9,800 ,  Features Intersected: SHELDRAKE RIVER,  Facility Carried by Structure: FENIMORE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 10.9m (35.8ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 5.4m (17.7ft),  Curb or Sidewalk Widths: Left: 0.7m (2.3ft),  Right: 0.7m (2.3ft),  Curb-To-Curb Width: 10.9m (35.8ft),  Out-to-Out Width: 13.1m (43.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 76.4 metric tons,  Inventory Rating: 32.6 metric tons,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.21m (3.97ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2007,  Bridge Improvement Cost: $353,000,  Roadway Improvement Cost: $210,000,  Total Project Cost: $563,000 ( Estimate for 2007),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 226517,  Location: AT MAMARONECK/ RYE (Lat: 40.958633,  Lng: -73.730881),  Route carried "on" structure: City street ,  Year Built: 1887,  Year Reconstructed: 1943,  Status: Posted for load,  Structure Length: 2.07m (6.79ft),  Average Daily Traffic: 8,328 (year 1997),  Truck Traffic: 6%,  Average Future Daily Traffic: 11,659 (year 2017),  Features Intersected: MNRR NH LINE,  Facility Carried by Structure: NO. BARRY AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Railroad,  Approaching Roadway Width: 8.8m (28.9ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 1,  Length of Maximum Span: 17.3m (56.8ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 2.4m (7.9ft),  Curb-To-Curb Width: 8.6m (28.2ft),  Out-to-Out Width: 10.2m (33.5ft)

Condition: Deck: Satisfactory,  Superstructure: Poor,  Substructure: Poor,  Operating Rating: 5.0 metric tons,  Inventory Rating: 5.0 metric tons,  Structural Evaluation: High priority of corrective action,  Deck Geometry: High priority of replacement,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 2.07m (6.79ft),  Designated Inspection Frequency: Every 12 months,  Critical Feature Inspection Frequency: Every 12 months,  Inspection Date: September 2007,  Critical Feature Inspection Date: September 2007,  Bridge Improvement Cost: $865,000,  Roadway Improvement Cost: $515,000,  Total Project Cost: $1,380,000 ( Estimate for 2007),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 226525,  Location: AT MAMARONECK RYE (Lat: 40.956756,  Lng: -73.732914),  Route carried "on" structure: City street ,  Year Built: 1887,  Year Reconstructed: 1943,  Status: Posted for load,  Structure Length: 1.92m (6.30ft),  Average Daily Traffic: 976 (year 1997),  Truck Traffic: 8%,  Average Future Daily Traffic: 1,366 (year 2017),  Features Intersected: MNRR NH LINE,  Facility Carried by Structure: HILLSIDE AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Railroad,  Maintenance Responsibility: Town or Township Highway Agency,  Approaching Roadway Width: 9.4m (30.8ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 1,  Length of Maximum Span: 16.7m (54.8ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 2.4m (7.9ft),  Curb-To-Curb Width: 9.4m (30.8ft),  Out-to-Out Width: 10.2m (33.5ft)

Condition: Deck: Satisfactory,  Superstructure: Poor,  Substructure: Satisfactory,  Operating Rating: 19.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 13.6 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Equal to present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 20.0 - 29.9% below),  Length Of Structure Improvement: 1.92m (6.30ft),  Designated Inspection Frequency: Every 12 months,  Critical Feature Inspection Frequency: Every 12 months,  Inspection Date: September 2007,  Critical Feature Inspection Date: September 2007,  Bridge Improvement Cost: $570,000,  Roadway Improvement Cost: $341,000,  Total Project Cost: $911,000 ( Estimate for 2007),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 226526,  Location: AT MAMARONECK (Lat: 40.947333,  Lng: -73.747992),  Route carried "on" structure: City street ,  Year Built: 1955,  Status: Open,  Structure Length: 1.37m (4.49ft),  Average Daily Traffic: 2,672 (year 1997),  Truck Traffic: 6%,  Average Future Daily Traffic: 3,741 (year 2017),  Features Intersected: SHELDRAKE RIVER,  Facility Carried by Structure: ROCKLAND AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 9.4m (30.8ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 5.4m (17.7ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 73.7 metric tons,  Inventory Rating: 32.6 metric tons,  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.37m (4.49ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2007,  Bridge Improvement Cost: $314,000,  Roadway Improvement Cost: $187,000,  Total Project Cost: $501,000 ( Estimate for 2007),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 226578,  Location: AT MAMARONECK / RYE (Lat: 40.949383,  Lng: -73.725342),  Route carried "on" structure: City street ,  Year Built: 1992,  Status: Open,  Structure Length: 1.15m (3.77ft),  Average Daily Traffic: 1,692 (year 1997),  Truck Traffic: 6%,  Average Future Daily Traffic: 2,369 (year 2017),  Design Load: HS 20,  Features Intersected: BEAVER SWAMP BRK,  Facility Carried by Structure: SOUTH BARRY AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Town or Township 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: 11.5m (37.7ft),  Curb or Sidewalk Widths: Left: 2.3m (7.5ft),  Right: 1.4m (4.6ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 13.5m (44.3ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 74.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.3 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: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.15m (3.77ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $178,000,  Roadway Improvement Cost: $106,000,  Total Project Cost: $284,000 ( Estimate for 2007),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 226579,  Location: IN MAMARONECK/SHORE ACRES (Lat: 40.945536,  Lng: -73.723647),  Route carried "on" structure: City street ,  Year Built: 1930,  Year Reconstructed: 2003,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 515 (year 1997),  Truck Traffic: 6%,  Average Future Daily Traffic: 721 (year 2017),  Features Intersected: OTTER CK TIDAL BN,  Facility Carried by Structure: SOUTH BARRY AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Owner: Town or Township Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.8m (32.2ft),  Curb or Sidewalk Widths: Left: 0.4m (1.3ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 5.5m (18.0ft),  Out-to-Out Width: 7.4m (24.3ft)

Condition: Deck: Excellent,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 10.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 5.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: High priority of corrective action,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 0.98m (3.22ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2006,  Bridge Improvement Cost: $178,000,  Roadway Improvement Cost: $106,000,  Total Project Cost: $284,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 3347919,  Location: 1.4 MI NW MAMARONECK RYE (Lat: 40.968203,  Lng: -73.741192),  Route carried "on" structure: County highway ,  Year Built: 1963,  Status: Open,  Structure Length: 1.61m (5.28ft),  Average Daily Traffic: 15,000 (year 2007),  Truck Traffic: 6%,  Average Future Daily Traffic: 19,517 ,  Features Intersected: MAMARONECK RIVER,  Facility Carried by Structure: MAMARONECK AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 4,  Owner: County Highway Agency,  Approaching Roadway Width: 22.5m (73.8ft),  Skew: 30 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.2m (49.9ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 22.5m (73.8ft),  Out-to-Out Width: 25.6m (84.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 83.4 metric tons,  Inventory Rating: 32.6 metric tons,  Structural Evaluation: Equal to 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: 1.61m (5.28ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2007,  Bridge Improvement Cost: $913,000,  Roadway Improvement Cost: $543,000,  Total Project Cost: $1,456,000 ( Estimate for 2007),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 334829,  Location: AT MAMARONECK (Lat: 40.954822,  Lng: -73.734911),  Route carried "on" structure: City street ,  Year Built: 1910,  Status: Open,  Structure Length: 1.46m (4.79ft),  Average Daily Traffic: 3,212 (year 1993),  Truck Traffic: 6%,  Average Future Daily Traffic: 4,497 (year 2013),  Features Intersected: MAMARONECK RIVER,  Facility Carried by Structure: HALSTEAD AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.8m (38.7ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 13.4m (44.0ft),  Curb or Sidewalk Widths: Left: 3.0m (9.8ft),  Right: 3.9m (12.8ft),  Curb-To-Curb Width: 12.8m (42.0ft),  Out-to-Out Width: 20.9m (68.6ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Channel: Good,  Operating Rating: 41.7 metric tons,  Inventory Rating: 16.3 metric tons,  Structural Evaluation: Meets minimum limits,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.46m (4.79ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2007,  Bridge Improvement Cost: $677,000,  Roadway Improvement Cost: $403,000,  Total Project Cost: $1,080,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 551462,  Location: MAMARONECK (Lat: 40.934594,  Lng: -73.758603),  Route carried "on" structure: Ramp Other road ,  Year Built: 1955,  Year Reconstructed: 1995,  Status: Open,  Structure Length: 2.52m (8.27ft),  Average Daily Traffic: 3,000 (year 2007),  Truck Traffic: 8%,  Average Future Daily Traffic: 3,990 ,  Features Intersected: DEPOT WAY,  Facility Carried by Structure: PARKING PLAZA RMP
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Owner: State Toll Authority,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 24.3m (79.7ft),  Curb or Sidewalk Widths: Left: 1.3m (4.3ft),  Right: 1.3m (4.3ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 10.6m (34.8ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Operating Rating: 91.6 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: Better than present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Somewhat better than minimum adequacy,  Length Of Structure Improvement: 2.52m (8.27ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2006,  Bridge Improvement Cost: $1,516,000,  Roadway Improvement Cost: $902,000,  Total Project Cost: $2,418,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 551465,  Location: 2.7 MI SW JCT RTS I95+127 (Lat: 40.947492,  Lng: -73.748439),  Route carried "on" structure: City street ,  Year Built: 1954,  Year Reconstructed: 1990,  Status: Open,  Structure Length: 3.41m (11.19ft),  Average Daily Traffic: 2,826 (year 1997),  Truck Traffic: 6%,  Average Future Daily Traffic: 3,956 (year 2017),  Design Load: HS 20+Mod,  Features Intersected: RTE I95,  Facility Carried by Structure: ROCKLAND AVENUE
Minimum Vertical Clearance: 4.83m (15.85ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 6,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 16.5m (54.1ft),  Curb or Sidewalk Widths: Left: 0.7m (2.3ft),  Right: 0.7m (2.3ft),  Curb-To-Curb Width: 7.9m (25.9ft),  Out-to-Out Width: 10.0m (32.8ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Good,  Operating Rating: 73.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 44.5 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 desirable criteria,  Length Of Structure Improvement: 3.41m (11.19ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2006,  Bridge Improvement Cost: $739,000,  Roadway Improvement Cost: $440,000,  Total Project Cost: $1,179,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 5514669,  Location: 2.4 MI SW JCT RTS I95&127 (Lat: 40.951914,  Lng: -73.745886),  Route carried "on" structure: Interstate 95,  Year Built: 1954,  Year Reconstructed: 1990,  Status: Open,  Structure Length: 3.62m (11.88ft),  Average Daily Traffic: 111,600 (year 2004),  Truck Traffic: 18%,  Average Future Daily Traffic: 156,240 (year 2024),  Design Load: HS 20+Mod,  Features Intersected: FENIMORE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.152,  Lanes on structure: 6,  Lanes under structure: 2,  Base Highway Network: Yes,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 30.1m (98.8ft),  Skew: 21 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.2m (49.9ft),  Curb-To-Curb Width: 30.1m (98.8ft),  Out-to-Out Width: 32.0m (105.0ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 58.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.7 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: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.62m (11.88ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2006,  Bridge Improvement Cost: $2,566,000,  Roadway Improvement Cost: $1,490,000,  Total Project Cost: $4,056,000 ( Estimate for 2007),  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: 551467,  Location: 2.0 MI SW JCT RTS I95<127 (Lat: 40.956967,  Lng: -73.741739),  Route carried "on" structure: City street ,  Year Built: 1955,  Year Reconstructed: 1990,  Status: Open,  Structure Length: 3.99m (13.09ft),  Average Daily Traffic: 11,163 (year 1997),  Truck Traffic: 6%,  Average Future Daily Traffic: 15,628 (year 2017),  Features Intersected: RTE I95,  Facility Carried by Structure: OLD WHITE PLAINSR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 6,  Owner: State Toll Authority,  Approaching Roadway Width: 11.2m (36.7ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 19.2m (63.0ft),  Curb or Sidewalk Widths: Left: 0.7m (2.3ft),  Right: 0.7m (2.3ft),  Curb-To-Curb Width: 11.2m (36.7ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Satisfactory,  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: 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: 3.99m (13.09ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2006,  Bridge Improvement Cost: $1,153,000,  Roadway Improvement Cost: $686,000,  Total Project Cost: $1,839,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 551468,  Location: 1.7 MI SW JCT RTS I95<127 (Lat: 40.961250,  Lng: -73.738853),  Route carried "on" structure: Ramp Other road ,  Year Built: 1956,  Year Reconstructed: 1992,  Status: Open,  Structure Length: 4.82m (15.81ft),  Average Daily Traffic: 2,000 (year 2007),  Truck Traffic: 8%,  Average Future Daily Traffic: 2,660 ,  Design Load: HS 20+Mod,  Features Intersected: RTE I95,  Facility Carried by Structure: RAMP MB
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Lanes under structure: 8,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 10.1m (33.1ft),  Skew: 9 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 28.3m (92.8ft),  Curb-To-Curb Width: 10.1m (33.1ft),  Out-to-Out Width: 11.1m (36.4ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 71.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 32.7 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: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.82m (15.81ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2007,  Bridge Improvement Cost: $1,153,000,  Roadway Improvement Cost: $686,000,  Total Project Cost: $1,839,000 ( Estimate for 2007),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 5514699,  Location: 1.6 MI SW JCT RTS I95<127 (Lat: 40.962194,  Lng: -73.736194),  Route carried "on" structure: Interstate ,  Year Built: 1954,  Year Reconstructed: 1991,  Status: Open,  Structure Length: 6.31m (20.70ft),  Average Daily Traffic: 71,864 (year 1989),  Truck Traffic: 18%,  Average Future Daily Traffic: 113,157 (year 2009),  Design Load: HS 20+Mod,  Features Intersected: MAMARONECK AV-CR8,  Facility Carried by Structure: 95IX
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 171.326,  Lanes on structure: 9,  Lanes under structure: 4,  Owner: State Toll Authority,  Approaching Roadway Width: 32.9m (107.9ft),  Skew: 23 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 26.5m (86.9ft),  Curb-To-Curb Width: 44.2m (145.0ft),  Out-to-Out Width: 47.1m (154.5ft)

Condition: Deck: Very good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 83.5 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: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 6.31m (20.70ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2007,  Bridge Improvement Cost: $6,552,000,  Roadway Improvement Cost: $3,803,000,  Total Project Cost: $10,355,000 ( Estimate for 2007),  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: 5514709,  Location: JCT RTE I95(Lat: 40.964411,  Lng: -73.730378),  Route carried "on" structure: Interstate 95,  Year Built: 1954,  Year Reconstructed: 1993,  Status: Open,  Structure Length: 1.92m (6.30ft),  Average Daily Traffic: 71,864 (year 1989),  Truck Traffic: 18%,  Average Future Daily Traffic: 113,157 (year 2009),  Features Intersected: MAMARONECK RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 171.889,  Lanes on structure: 6,  Toll: On toll road,  Owner: State Toll Authority,  Approaching Roadway Width: 35.4m (116.1ft),  Skew: 22 degrees,  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 5.8m (19.0ft)

Condition: Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 89.8 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,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.92m (6.30ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2007,  Bridge Improvement Cost: $1,524,000,  Roadway Improvement Cost: $907,000,  Total Project Cost: $2,431,000 ( Estimate for 2007),  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: 770046,  Location: IN MAMARONECK VILLAGE (Lat: 40.946089,  Lng: -73.745331),  Route carried "on" structure: City street ,  Year Built: 1900,  Status: Posted for load,  Structure Length: 2.98m (9.78ft),  Average Daily Traffic: 3,230 (year 1997),  Truck Traffic: 6%,  Average Future Daily Traffic: 4,522 (year 2017),  Features Intersected: MNRR NH LINE,  Facility Carried by Structure: ROCKLAND AVENUE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Railroad,  Maintenance Responsibility: Town or Township Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.0m (55.8ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 2.4m (7.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.6m (34.8ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Fair,  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: Meets minimum limits,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 2.98m (9.78ft),  Designated Inspection Frequency: Every 12 months,  Critical Feature Inspection Frequency: Every 12 months,  Inspection Date: September 2007,  Critical Feature Inspection Date: September 2007,  Bridge Improvement Cost: $699,000,  Roadway Improvement Cost: $416,000,  Total Project Cost: $1,115,000 ( Estimate for 2007),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 551465,  Location: 2.7 MI SW JCT RTS I95+127 (Lat: 40.947492,  Lng: -73.748439),  Route carried "under" structure: Interstate 95,  Year Built: 1954,  Structure Length: 3.41m (11.19ft),  Average Daily Traffic: 104,100 (year 2004),  Truck Traffic: 18%,  Features Intersected: RTE I95,  Facility Carried by Structure: ROCKLAND AVENUE
Minimum Vertical Clearance: 4.57m (14.99ft),  Kilometerpoint: 979.559,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 16.5m (54.1ft)

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Structure Number: 5514669,  Location: 2.4 MI SW JCT RTS I95&127 (Lat: 40.951914,  Lng: -73.745886),  Route carried "under" structure: City street ,  Year Built: 1954,  Structure Length: 3.62m (11.88ft),  Average Daily Traffic: 7,000 (year 2007),  Truck Traffic: 6%,  Features Intersected: FENIMORE ROAD,  Facility Carried by Structure: RTE I95
Minimum Vertical Clearance: 4.65m (15.26ft),  Kilometerpoint: 0.000,  Lanes on structure: 6,  Lanes under structure: 2,  Toll: On toll road,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 15.2m (49.9ft)

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Structure Number: 551467,  Location: 2.0 MI SW JCT RTS I95<127 (Lat: 40.956967,  Lng: -73.741739),  Route carried "under" structure: Interstate 95,  Year Built: 1955,  Structure Length: 3.99m (13.09ft),  Average Daily Traffic: 111,600 (year 2004),  Truck Traffic: 18%,  Features Intersected: RTE I95,  Facility Carried by Structure: OLD WHITE PLAINSR
Minimum Vertical Clearance: 6.25m (20.51ft),  Kilometerpoint: 980.766,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 19.2m (63.0ft)

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Structure Number: 551468,  Location: 1.7 MI SW JCT RTS I95<127 (Lat: 40.961250,  Lng: -73.738853),  Route carried "under" structure: Interstate 95,  Year Built: 1956,  Structure Length: 4.82m (15.81ft),  Average Daily Traffic: 20,000 (year 2007),  Truck Traffic: 18%,  Features Intersected: RTE I95,  Facility Carried by Structure: RAMP MB
Minimum Vertical Clearance: 4.57m (14.99ft),  Kilometerpoint: 0.436,  Lanes on structure: 1,  Lanes under structure: 8,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 28.3m (92.8ft)

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Structure Number: 5514699,  Location: 1.6 MI SW JCT RTS I95<127 (Lat: 40.962194,  Lng: -73.736194),  Route carried "under" structure: County highway ,  Year Built: 1954,  Structure Length: 6.31m (20.70ft),  Average Daily Traffic: 26,311 (year 2005),  Truck Traffic: 6%,  Features Intersected: MAMARONECK AV-CR8,  Facility Carried by Structure: 95IX
Minimum Vertical Clearance: 5.08m (16.67ft),  Kilometerpoint: 0.000,  Lanes on structure: 9,  Lanes under structure: 4,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 26.5m (86.9ft)

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Structure Number: 77125,  Location: AT MAMARONECK (Lat: 40.952903,  Lng: -73.737419),  Route carried "under" structure: County highway ,  Year Built: 1905,  Structure Length: 2.25m (7.38ft),  Average Daily Traffic: 12,000 (year 2007),  Truck Traffic: 6%,  Features Intersected: MAMARONECK AVENUE,  Facility Carried by Structure: MNRR NH LINE
Minimum Vertical Clearance: 3.32m (10.89ft),  Kilometerpoint: 0.000,  Lanes under structure: 4,  Material/Design: Steel,  Design/Construction: Girder and Floorbeam System,  Length of Maximum Span: 21.9m (71.9ft)

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Structure Number: 771264,  Location: AT MAMARONECK (Lat: 40.949958,  Lng: -73.740731),  Route carried "under" structure: City street ,  Year Built: 1905,  Structure Length: 1.70m (5.58ft),  Average Daily Traffic: 7,000 (year 2007),  Truck Traffic: 6%,  Features Intersected: FENIMORE ROAD,  Facility Carried by Structure: MNRR NH LINE
Minimum Vertical Clearance: 3.14m (10.30ft),  Kilometerpoint: 0.000,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Girder and Floorbeam System,  Length of Maximum Span: 16.4m (53.8ft)

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