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


  • National Bridge Inventory (NBI) Statistics
  • 11Number of bridges
  • 43ft / 12.7mTotal length
  • $6,988,000Total costs
  • 12,207Total average daily traffic
  • 1,669Total average daily truck traffic
  • 14,424Total future (year 2037) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Darien
  • No street view available for this location

New bridges in Darien, NY - historical statistics
  • New bridges - historical statistics
  • 31930-1939
  • 21940-1949
  • 31950-1959
  • 11980-1989
  • 12000-2009
  • 12020-2022
Reconstructed bridges in Darien, NY - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 11980-1989
  • 11990-1999
  • 22000-2009
Average Bridge Daily Traffic in Darien, NY
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 16.7%Excellent
  • 16.7%Very good
  • 16.7%Good
  • 50.0%Satisfactory
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 28.6%Excellent
  • 71.4%Satisfactory
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 14.3%Excellent
  • 14.3%Very good
  • 14.3%Good
  • 14.3%Satisfactory
  • 28.6%Fair
  • 14.3%Poor
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 9.1%Excellent
  • 36.4%Satisfactory
  • 27.3%Fair
  • 27.3%Poor
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 25.0%Very good
  • 50.0%Satisfactory
  • 25.0%Fair
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Structure Number: 101561,  Location: 5.2 MI W JCT RTS 20 + 98 (Lat: 42.902003,  Lng: -78.353844),  Route carried "on" structure: US 20,  Year Built: 1935,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 6,824 (year 2018),  Truck Traffic: 19%,  Average Future Daily Traffic: 6,888 (year 2040),  Features Intersected: MURDER CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.978,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.7m (44.9ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.5m (27.9ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 19.6m (64.3ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 76.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.97m (3.18ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $1,159,000,  Roadway Improvement Cost: $678,000,  Total Project Cost: $1,837,000 ( Estimate for 2021)
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Structure Number: 331537,  Location: 2.6 MILES SW OF CORFU (Lat: 42.931231,  Lng: -78.440125),  Route carried "on" structure: County highway ,  Year Built: 2005,  Status: Open,  Structure Length: 2.10m (6.89ft),  Average Daily Traffic: 726 (year 2017),  Truck Traffic: 9%,  Average Future Daily Traffic: 1,016 (year 2037),  Design Load: HS 25 or greater,  Features Intersected: ELLICOTT CREEK,  Facility Carried by Structure: FARGO ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.588,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 19.9m (65.3ft),  Curb-To-Curb Width: 9.6m (31.5ft),  Out-to-Out Width: 10.6m (34.8ft)

Condition: Deck: Good,  Superstructure: Excellent,  Substructure: Very good,  Channel: Satisfactory,  Inventory Rating: 85.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable 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: 2.10m (6.89ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Bridge Improvement Cost: $577,000,  Roadway Improvement Cost: $338,000,  Total Project Cost: $915,000 ( Estimate for 2021),  Wearing Surface/Protective System: Wearing Surface: Integral Concrete
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Structure Number: 331548,  Location: 3.2 MI SW WEST BATAVIA (Lat: 42.945881,  Lng: -78.343136),  Route carried "on" structure: Other road ,  Year Built: 1953,  Status: Open,  Structure Length: 1.04m (3.41ft),  Average Daily Traffic: 285 (year 2017),  Truck Traffic: 5%,  Average Future Daily Traffic: 399 (year 2037),  Features Intersected: MURDER CREEK,  Facility Carried by Structure: RICHLEY ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.250,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 4.8m (15.7ft)

Condition: Channel: Fair,  Culverts: Fair,  Operating Rating: 72.0 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 19.6 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.03m (3.38ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $102,000,  Roadway Improvement Cost: $60,000,  Total Project Cost: $161,000 ( Estimate for 2021)
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Structure Number: 33155,  Location: 2.8 MILES SW OF CORFU (Lat: 42.922531,  Lng: -78.424075),  Route carried "on" structure: County highway ,  Year Built: 1934,  Year Reconstructed: 1985,  Status: Open,  Structure Length: 1.19m (3.90ft),  Average Daily Traffic: 1,135 (year 2020),  Truck Traffic: 7%,  Average Future Daily Traffic: 1,589 (year 2040),  Design Load: H 15,  Features Intersected: ELEVENMILE CREEK,  Facility Carried by Structure: SUMNER ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.234,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.5m (37.7ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Fair,  Operating Rating: 38.2 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: 29.5 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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.18m (3.87ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $541,000,  Roadway Improvement Cost: $317,000,  Total Project Cost: $858,000 ( 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: 331551,  Location: 2.7 MI SOUTHEAST OF CORFU (Lat: 42.923203,  Lng: -78.382486),  Route carried "on" structure: County highway ,  Year Built: 1934,  Status: Open,  Structure Length: 0.85m (2.79ft),  Average Daily Traffic: 1,447 (year 2020),  Truck Traffic: 6%,  Average Future Daily Traffic: 2,026 (year 2040),  Features Intersected: CROOKED CREEK,  Facility Carried by Structure: SUMNER ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.645,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.9m (12.8ft)

Condition: Channel: Poor,  Culverts: Satisfactory,  Operating Rating: 72.5 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 29.4 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.85m (2.79ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Bridge Improvement Cost: $140,000,  Roadway Improvement Cost: $82,000,  Total Project Cost: $222,000 ( Estimate for 2021)
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Structure Number: 331552,  Location: 2.7 MI NE DARIEN CENTER (Lat: 42.923678,  Lng: -78.346169),  Route carried "on" structure: County highway ,  Year Built: 1988,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 791 (year 2020),  Truck Traffic: 7%,  Average Future Daily Traffic: 1,107 (year 2040),  Design Load: HS 20,  Features Intersected: MURDER CREEK,  Facility Carried by Structure: SUMNER ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.654,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 10.2m (33.5ft),  Out-to-Out Width: 10.8m (35.4ft)

Condition: Superstructure: Satisfactory,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 78.4 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 29.4 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to 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: 0.97m (3.18ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $377,000,  Roadway Improvement Cost: $221,000,  Total Project Cost: $598,000 ( Estimate for 2021)
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Structure Number: 331555,  Location: 1.2 MI SW DARIEN CENTER (Lat: 42.891242,  Lng: -78.407142),  Route carried "on" structure: Other road ,  Year Built: 1959,  Year Reconstructed: 1999,  Status: Open,  Structure Length: 1.16m (3.81ft),  Average Daily Traffic: 179 (year 2017),  Truck Traffic: 7%,  Average Future Daily Traffic: 251 (year 2037),  Design Load: HS 25 or greater,  Features Intersected: ELEVENMILE CREEK,  Facility Carried by Structure: HERKIMER ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.129,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Skew: 4 degrees,  Material/Design: Aluminum, Iron,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 5.4m (17.7ft)

Condition: Channel: Poor,  Culverts: Very good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 89.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.15m (3.77ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $127,000,  Roadway Improvement Cost: $74,000,  Total Project Cost: $201,000 ( Estimate for 2021)
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Structure Number: 331556,  Location: 2.2 MI NE DARIEN CENTER (Lat: 42.920958,  Lng: -78.353972),  Route carried "on" structure: Other road ,  Year Built: 1947,  Year Reconstructed: 2000,  Status: Open,  Structure Length: 1.22m (4.00ft),  Average Daily Traffic: 445 (year 2017),  Truck Traffic: 10%,  Average Future Daily Traffic: 623 (year 2037),  Features Intersected: MURDER CREEK,  Facility Carried by Structure: HARPER ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.767,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.4m (21.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.5m (37.7ft),  Curb-To-Curb Width: 8.2m (26.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Very good,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Fair,  Operating Rating: 60.8 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: Meets minimum limits,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.21m (3.97ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Bridge Improvement Cost: $440,000,  Roadway Improvement Cost: $258,000,  Total Project Cost: $698,000 ( Estimate for 2021),  Deck Structure Type: Open Grating,  Wearing Surface/Protective System: Wearing Surface: Other
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Structure Number: 331557,  Location: 1.6 MI NE DARIEN CENTER (Lat: 42.909950,  Lng: -78.359031),  Route carried "on" structure: Other road ,  Year Built: 2021,  Status: Open,  Structure Length: 1.30m (4.27ft),  Average Daily Traffic: 95 (year 2017),  Truck Traffic: 5%,  Average Future Daily Traffic: 133 (year 2037),  Design Load: HS 25 or greater,  Features Intersected: MURDER CREEK,  Facility Carried by Structure: SHARRICK ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.756,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Frame,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.2m (40.0ft),  Curb-To-Curb Width: 8.0m (26.2ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Excellent,  Superstructure: Excellent,  Substructure: Excellent,  Channel: Excellent,  Inventory Rating: 63.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Superior to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.09m (3.58ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2021,  Bridge Improvement Cost: $365,000,  Roadway Improvement Cost: $214,000,  Total Project Cost: $578,000 ( Estimate for 2021),  Wearing Surface/Protective System: Wearing Surface: Bituminous,  Membrane: Other
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Structure Number: 331558,  Location: 2.2 MI SE DARIEN CENTER (Lat: 42.894106,  Lng: -78.346967),  Route carried "on" structure: Other road ,  Year Built: 1954,  Year Reconstructed: 2007,  Status: Open,  Structure Length: 0.91m (2.99ft),  Average Daily Traffic: 140 (year 2017),  Truck Traffic: 5%,  Average Future Daily Traffic: 196 (year 2037),  Design Load: H 20,  Features Intersected: MURDER CREEK,  Facility Carried by Structure: GRISWOLD ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.322,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.9m (12.8ft),  Curb-To-Curb Width: 10.3m (33.8ft),  Out-to-Out Width: 12.3m (40.4ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 72.8 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum 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: April 2021,  Bridge Improvement Cost: $202,000,  Roadway Improvement Cost: $118,000,  Total Project Cost: $319,000 ( Estimate for 2021)
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Structure Number: 331559,  Location: 2.3 MI SE OF DARIEN CENTR (Lat: 42.892117,  Lng: -78.345633),  Route carried "on" structure: Other road ,  Year Built: 1949,  Status: Posted for load,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 140 (year 2017),  Truck Traffic: 5%,  Average Future Daily Traffic: 196 (year 2037),  Design Load: H 15,  Features Intersected: MURDER CREEK,  Facility Carried by Structure: GRISWOLD ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.563,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 8.7m (28.5ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Poor,  Operating Rating: 22.7 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 22.7 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 30.0 - 39.9% below),  Length Of Structure Improvement: 1.00m (3.28ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: April 2021,  Bridge Improvement Cost: $379,000,  Roadway Improvement Cost: $222,000,  Total Project Cost: $601,000 ( Estimate for 2021),  Deck Structure Type: Open Grating,  Wearing Surface/Protective System: Wearing Surface: Other
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