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


  • National Bridge Inventory (NBI) Statistics
  • 14Number of bridges
  • 144ft / 43.8mTotal length
  • $24,316,000Total costs
  • 42,888Total average daily traffic
  • 5,645Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Duanesburg
  • No street view available for this location

New bridges in Duanesburg, NY - historical statistics
  • New bridges - historical statistics
  • 21900-1909
  • 11920-1929
  • 11930-1939
  • 91980-1989
  • 11990-1999
Reconstructed bridges in Duanesburg, NY - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 11970-1979
  • 01980-1989
  • 01990-1999
  • 12000-2009
Average Bridge Daily Traffic in Duanesburg, NY
Average Bridge Truck Traffic in Duanesburg, NY
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 14.3%Very good
  • 57.1%Satisfactory
  • 28.6%Fair
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 25.0%Very good
  • 25.0%Good
  • 50.0%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 25.0%Very good
  • 12.5%Good
  • 25.0%Satisfactory
  • 37.5%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 50.0%Satisfactory
  • 50.0%Fair
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Structure Number: 100415,  Location: .8 MI SW JCT US 20 & SH 7 (Lat: 42.754664,  Lng: -74.145964),  Route carried "on" structure: State highway 7,  Year Built: 1990,  Status: Open,  Structure Length: 4.82m (15.81ft),  Average Daily Traffic: 2,214 (year 2020),  Truck Traffic: 7%,  Average Future Daily Traffic: 2,309 (year 2040),  Design Load: HS 20,  Features Intersected: SMS Rail Road
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.311,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 4 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 22.5m (73.8ft),  Curb-To-Curb Width: 9.5m (31.2ft),  Out-to-Out Width: 10.5m (34.4ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Operating Rating: 59.0 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: Equal to present desirable criteria,  Deck Geometry: Meets minimum limits,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 4.81m (15.78ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Bridge Improvement Cost: $1,354,000,  Roadway Improvement Cost: $793,000,  Total Project Cost: $2,147,000 ( Estimate for 2021),  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: 101594,  Location: 0.2 MI NW JCT RTS 7 & 20 (Lat: 42.761917,  Lng: -74.137917),  Route carried "on" structure: US 20,  Year Built: 1929,  Status: Open,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 4,615 (year 2018),  Truck Traffic: 6%,  Average Future Daily Traffic: 5,170 (year 2040),  Features Intersected: NORMANS KILL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.879,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Concrete,  Design/Construction: Arch - Deck,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.8m (28.9ft),  Curb-To-Curb Width: 10.6m (34.8ft),  Out-to-Out Width: 11.9m (39.0ft)

Condition: Superstructure: Fair,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 47.3 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 19.5 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.91m (2.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Bridge Improvement Cost: $207,000,  Roadway Improvement Cost: $121,000,  Total Project Cost: $329,000 ( Estimate for 2021),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 1070731,  Location: 1.2 MI W JCT US 20 & I88 (Lat: 42.753808,  Lng: -74.144569),  Route carried "on" structure: Interstate 88,  Year Built: 1981,  Status: Open,  Structure Length: 6.00m (19.69ft),  Average Daily Traffic: 7,071 (year 2005),  Truck Traffic: 21%,  Average Future Daily Traffic: 15,821 (year 2031),  Design Load: HS 20,  Features Intersected: DELAWARE & HUDSON
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.617,  Lanes on structure: 3,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.0m (45.9ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 23.4m (76.8ft),  Curb-To-Curb Width: 13.7m (44.9ft),  Out-to-Out Width: 14.7m (48.2ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Good,  Operating Rating: 42.4 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: 32.7 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: High priority of corrective action,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 6.00m (19.69ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Bridge Improvement Cost: $2,048,000,  Roadway Improvement Cost: $1,199,000,  Total Project Cost: $3,247,000 ( Estimate for 2021),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 1070732,  Location: 1.2 MI W JCT RTS 20 & I88 (Lat: 42.753556,  Lng: -74.144331),  Route carried "on" structure: Interstate 88,  Year Built: 1981,  Status: Open,  Structure Length: 6.40m (21.00ft),  Average Daily Traffic: 5,519 (year 2019),  Truck Traffic: 17%,  Average Future Daily Traffic: 6,573 (year 2040),  Design Load: HS 20,  Features Intersected: DELAWARE & HUDSON
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.617,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Skew: 2 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 24.6m (80.7ft),  Curb-To-Curb Width: 12.5m (41.0ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Very good,  Operating Rating: 40.5 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: 31.1 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: Better than present minimum criteria,  Underclear: 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: July 2020,  Bridge Improvement Cost: $1,970,000,  Roadway Improvement Cost: $1,154,000,  Total Project Cost: $3,124,000 ( Estimate for 2021),  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: 1070751,  Location: 1.3 MI W JCT RTS 20 & I88 (Lat: 42.753514,  Lng: -74.145781),  Route carried "on" structure: Interstate 88,  Year Built: 1981,  Status: Open,  Structure Length: 3.26m (10.70ft),  Average Daily Traffic: 7,071 (year 2005),  Truck Traffic: 21%,  Design Load: HS 20,  Features Intersected: WEAVER ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.520,  Lanes on structure: 3,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.0m (45.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 31.3m (102.7ft),  Curb-To-Curb Width: 13.7m (44.9ft),  Out-to-Out Width: 15.0m (49.2ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Fair,  Operating Rating: 86.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  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: 3.26m (10.70ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  Bridge Improvement Cost: $1,680,000,  Roadway Improvement Cost: $984,000,  Total Project Cost: $2,664,000 ( Estimate for 2021),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 1070752,  Location: 1.3 MI W JCT RTS 20 & I88 (Lat: 42.753239,  Lng: -74.145656),  Route carried "on" structure: Interstate 88,  Year Built: 1981,  Status: Open,  Structure Length: 3.26m (10.70ft),  Average Daily Traffic: 5,519 (year 2019),  Truck Traffic: 17%,  Average Future Daily Traffic: 6,573 (year 2040),  Design Load: HS 20,  Features Intersected: WEAVER ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.520,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.1m (43.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 31.3m (102.7ft),  Curb-To-Curb Width: 12.5m (41.0ft),  Out-to-Out Width: 13.7m (44.9ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Fair,  Operating Rating: 92.5 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: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.26m (10.70ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  Bridge Improvement Cost: $1,503,000,  Roadway Improvement Cost: $880,000,  Total Project Cost: $2,383,000 ( Estimate for 2021),  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 107077,  Location: JCT OF RTS 20 & I88 (Lat: 42.760233,  Lng: -74.120000),  Route carried "on" structure: US 20,  Year Built: 1981,  Year Reconstructed: 2012,  Status: Open,  Structure Length: 17.31m (56.79ft),  Average Daily Traffic: 4,449 (year 2020),  Truck Traffic: 8%,  Average Future Daily Traffic: 4,984 (year 2040),  Design Load: HS 20,  Features Intersected: 88I 88I16081086 EB, RTE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 11.311,  Lanes on structure: 2,  Lanes under structure: 5,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 15.5m (50.9ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 85.6m (280.8ft),  Curb-To-Curb Width: 15.5m (50.9ft),  Out-to-Out Width: 16.5m (54.1ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Inventory Rating: 64.4 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: 17.31m (56.79ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Bridge Improvement Cost: $6,032,000,  Roadway Improvement Cost: $3,533,000,  Total Project Cost: $9,565,000 ( Estimate for 2021),  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: 330489,  Location: .4 MI N OF DUANESBURG (Lat: 42.767350,  Lng: -74.127767),  Route carried "on" structure: County highway ,  Year Built: 1907,  Year Reconstructed: 1984,  Status: Open,  Structure Length: 1.83m (6.00ft),  Average Daily Traffic: 285 (year 2014),  Truck Traffic: 3%,  Average Future Daily Traffic: 399 (year 2034),  Design Load: HS 20,  Features Intersected: NORMANS KILL,  Facility Carried by Structure: DEPOT ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.837,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 17.3m (56.8ft),  Curb-To-Curb Width: 8.0m (26.2ft),  Out-to-Out Width: 8.7m (28.5ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 36.0 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: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 1.82m (5.97ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Bridge Improvement Cost: $541,000,  Roadway Improvement Cost: $317,000,  Total Project Cost: $857,000 ( Estimate for 2021),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other
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Structure Number: 10707,  Location: .4 MI.E JCT RTS 20 I88 (Lat: 42.762528,  Lng: -74.114492),  Route carried "under" structure: Interstate 88,  Year Built: 1981,  Structure Length: 0. m,  Average Daily Traffic: 100 (year 2021),  Features Intersected: 88I 88I16081088-WB, RTE,  Facility Carried by Structure: RTE 915
Minimum Vertical Clearance: 5.69m (18.67ft),  Kilometerpoint: 14.384,  Lanes on structure: 4,  Lanes under structure: 2,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 45.4m (149.0ft)

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Structure Number: 1070751,  Location: 1.3 MI W JCT RTS 20 & I88 (Lat: 42.753514,  Lng: -74.145781),  Route carried "under" structure: Other road ,  Year Built: 1981,  Structure Length: 0. m,  Truck Traffic: 6%,  Features Intersected: WEAVER ROAD,  Facility Carried by Structure: RTE I88
Minimum Vertical Clearance: 5.64m (18.50ft),  Kilometerpoint: 0.000,  Lanes on structure: 3,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 31.3m (102.7ft)

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Structure Number: 1070752,  Location: 1.3 MI W JCT RTS 20 & I88 (Lat: 42.753239,  Lng: -74.145656),  Route carried "under" structure: Other road ,  Year Built: 1981,  Structure Length: 0. m,  Truck Traffic: 6%,  Features Intersected: WEAVER ROAD,  Facility Carried by Structure: RTE I88
Minimum Vertical Clearance: 5.77m (18.93ft),  Kilometerpoint: 0.129,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 31.3m (102.7ft)

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Structure Number: 107077,  Location: JCT OF RTS 20 & I88 (Lat: 42.760233,  Lng: -74.120000),  Route carried "under" structure: Interstate 88,  Year Built: 1981,  Structure Length: 0. m,  Average Daily Traffic: 100 (year 2021),  Features Intersected: 88I 88I16081086 EB, RTE,  Facility Carried by Structure: RTE 20
Minimum Vertical Clearance: 5.69m (18.67ft),  Kilometerpoint: 13.918,  Lanes on structure: 2,  Lanes under structure: 3,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 85.6m (280.8ft)

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Structure Number: 701593,  Location: 0.7 MI NW JCT RTES 7 & 20 (Lat: 42.764572,  Lng: -74.144853),  Route carried "under" structure: US 20,  Year Built: 1937,  Structure Length: 0. m,  Average Daily Traffic: 5,660 (year 2000),  Features Intersected: RTE 20,  Facility Carried by Structure: DELAWARE & HUDSON
Minimum Vertical Clearance: 4.39m (14.40ft),  Kilometerpoint: 9.300,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Girder and Floorbeam System,  Length of Maximum Span: 34.7m (113.8ft)

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Structure Number: 730504,  Location: .5 MI N OF DUANESBURG (Lat: 42.767508,  Lng: -74.127914),  Route carried "under" structure: County highway ,  Year Built: 1907,  Structure Length: 0. m,  Average Daily Traffic: 285 (year 2014),  Truck Traffic: 3%,  Features Intersected: COUNTY ROAD 123,  Facility Carried by Structure: DELAWARE & HUDSON
Minimum Vertical Clearance: 3.40m (11.15ft),  Kilometerpoint: 0.837,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Girder and Floorbeam System,  Length of Maximum Span: 11.2m (36.7ft)

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