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


  • National Bridge Inventory (NBI) Statistics
  • 11Number of bridges
  • 125ft / 38.5mTotal length
  • $31,846,000Total costs
  • 119,697Total average daily traffic
  • 5,867Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Riverhead
  • No street view available for this location

New bridges in Riverhead, NY - historical statistics
  • New bridges - historical statistics
  • 11930-1939
  • 11950-1959
  • 91970-1979
Average Bridge Daily Traffic in Riverhead, NY
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 28.6%Good
  • 71.4%Satisfactory
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 28.6%Good
  • 71.4%Satisfactory
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 71.4%Good
  • 14.3%Satisfactory
  • 14.3%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 50.0%Good
  • 50.0%Satisfactory
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Structure Number: 3300689,  Location: AT RIVERHEAD (Lat: 40.917664,  Lng: -72.669097),  Route carried "on" structure: County highway ,  Year Built: 1957,  Status: Open,  Structure Length: 1.31m (4.30ft),  Average Daily Traffic: 17,304 (year 2020),  Truck Traffic: 5%,  Average Future Daily Traffic: 21,020 (year 2040),  Design Load: HS 20,  Features Intersected: PECONIC RIVER,  Facility Carried by Structure: CENTER DRIVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.161,  Lanes on structure: 4,  Owner: County Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Skew: 20 degrees,  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.1m (39.7ft),  Curb or Sidewalk Widths: Left: 2.1m (6.9ft),  Right: 2.1m (6.9ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 21.3m (69.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 39.5 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: 30.5 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: High priority of replacement,  Waterway Adequacy: Meets minimum limits,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 1.31m (4.30ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $1,441,000,  Roadway Improvement Cost: $844,000,  Total Project Cost: $2,285,000 ( Estimate for 2021),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 330085,  Location: AT RIVERHEAD (Lat: 40.915986,  Lng: -72.662611),  Route carried "on" structure: County highway ,  Year Built: 1930,  Status: Open,  Structure Length: 0.85m (2.79ft),  Average Daily Traffic: 17,700 (year 2018),  Truck Traffic: 5%,  Average Future Daily Traffic: 21,501 (year 2040),  Features Intersected: PECONIC RIVER,  Facility Carried by Structure: PECONIC AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.129,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Skew: 21 degrees,  Material/Design: Steel,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 8.2m (26.9ft),  Curb or Sidewalk Widths: Left: 2.7m (8.9ft),  Right: 2.7m (8.9ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 20.1m (65.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 69.0 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 29.8 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.85m (2.79ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Bridge Improvement Cost: $1,112,000,  Roadway Improvement Cost: $651,000,  Total Project Cost: $1,763,000 ( 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: 336446,  Location: 2 MI E OF RIVERHEAD (Lat: 40.918189,  Lng: -72.638611),  Route carried "on" structure: County highway ,  Year Built: 1975,  Status: Open,  Structure Length: 22.49m (73.79ft),  Average Daily Traffic: 22,897 (year 2020),  Truck Traffic: 6%,  Average Future Daily Traffic: 26,418 (year 2040),  Design Load: HS 20,  Features Intersected: PECONIC RIVER,  Facility Carried by Structure: CROSS RIVER DR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.204,  Lanes on structure: 4,  Owner: County Highway Agency,  Approaching Roadway Width: 17.1m (56.1ft),  Skew: 20 degrees,  Navigation Control: Yes ( Vertical Clearance: 7.6m (24.9ft), Horizontal Clearance: 26.8m (87.9ft)),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 7,  Length of Maximum Span: 31.0m (101.7ft),  Curb or Sidewalk Widths: Left: 0.7m (2.3ft),  Right: 0.7m (2.3ft),  Curb-To-Curb Width: 17.1m (56.1ft),  Out-to-Out Width: 19.2m (63.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 55.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Meets minimum limits,  Length Of Structure Improvement: 22.49m (73.79ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Inspection Date: September 2020,  Underwater Inspection Date: June 2017,  Bridge Improvement Cost: $11,495,000,  Roadway Improvement Cost: $6,731,000,  Total Project Cost: $18,226,000 ( Estimate for 2021),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 3364471,  Location: 2 MI E OF RIVERHEAD (Lat: 40.927339,  Lng: -72.633639),  Route carried "on" structure: County highway ,  Year Built: 1975,  Status: Open,  Structure Length: 0.94m (3.08ft),  Average Daily Traffic: 11,449 (year 2020),  Truck Traffic: 6%,  Average Future Daily Traffic: 13,209 (year 2040),  Design Load: HS 20,  Features Intersected: PARK ROAD,  Facility Carried by Structure: CROSS RIVER DRIVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.524,  Lanes on structure: 2,  Lanes under structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb or Sidewalk Widths: Left: 0.8m (2.6ft),  Right: 0.8m (2.6ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.7m (35.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: 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,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.94m (3.08ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2020,  Bridge Improvement Cost: $654,000,  Roadway Improvement Cost: $383,000,  Total Project Cost: $1,038,000 ( Estimate for 2021),  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 3364472,  Location: 2 MI E OF RIVERHEAD (Lat: 40.927358,  Lng: -72.633436),  Route carried "on" structure: County highway ,  Year Built: 1975,  Status: Open,  Structure Length: 0.94m (3.08ft),  Average Daily Traffic: 11,449 (year 2020),  Truck Traffic: 6%,  Average Future Daily Traffic: 13,209 (year 2040),  Design Load: HS 20,  Features Intersected: PARK ROAD,  Facility Carried by Structure: CROSS RIVER DRIVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.524,  Lanes on structure: 2,  Lanes under structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb or Sidewalk Widths: Left: 0.8m (2.6ft),  Right: 0.8m (2.6ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.7m (35.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: 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,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.94m (3.08ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2020,  Bridge Improvement Cost: $654,000,  Roadway Improvement Cost: $383,000,  Total Project Cost: $1,038,000 ( Estimate for 2021),  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 3364481,  Location: 2 MI E OF RIVERHEAD (Lat: 40.930539,  Lng: -72.635311),  Route carried "on" structure: County highway ,  Year Built: 1975,  Status: Open,  Structure Length: 5.97m (19.59ft),  Average Daily Traffic: 11,449 (year 2020),  Truck Traffic: 6%,  Average Future Daily Traffic: 13,209 (year 2040),  Design Load: HS 20,  Features Intersected: HUBBARD AVE, LONG ISLAND,  Facility Carried by Structure: CROSS RIVER DR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.862,  Lanes on structure: 2,  Lanes under structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 29.3m (96.1ft),  Curb or Sidewalk Widths: Left: 0.7m (2.3ft),  Right: 0.7m (2.3ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.7m (35.1ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 58.6 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: 31.8 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: Equal to present minimum criteria,  Deck Geometry: High priority of corrective action,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.97m (19.59ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $2,364,000,  Roadway Improvement Cost: $1,384,000,  Total Project Cost: $3,748,000 ( Estimate for 2021),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 3364482,  Location: 2 MI E OF RIVERHEAD (Lat: 40.930408,  Lng: -72.634983),  Route carried "on" structure: County highway ,  Year Built: 1975,  Status: Open,  Structure Length: 5.97m (19.59ft),  Average Daily Traffic: 11,449 (year 2020),  Truck Traffic: 6%,  Average Future Daily Traffic: 13,209 (year 2040),  Design Load: HS 20,  Features Intersected: HUBBARD AVE, LONG ISLAND,  Facility Carried by Structure: CROSS RIVER DR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.862,  Lanes on structure: 2,  Lanes under structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 29.3m (96.1ft),  Curb or Sidewalk Widths: Left: 0.7m (2.3ft),  Right: 0.7m (2.3ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.7m (35.1ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 58.6 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: 31.8 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: Equal to present minimum criteria,  Deck Geometry: High priority of corrective action,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.97m (19.59ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $2,364,000,  Roadway Improvement Cost: $1,384,000,  Total Project Cost: $3,748,000 ( Estimate for 2021),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 3364471,  Location: 2 MI E OF RIVERHEAD (Lat: 40.927339,  Lng: -72.633639),  Route carried "under" structure: Other road ,  Year Built: 1975,  Structure Length: 0. m,  Average Daily Traffic: 3,000 (year 2021),  Features Intersected: PARK ROAD,  Facility Carried by Structure: CROSS RIVER DRIVE
Minimum Vertical Clearance: 3.61m (11.84ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Concrete,  Design/Construction: Slab,  Length of Maximum Span: 9.1m (29.9ft)

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Structure Number: 3364472,  Location: 2 MI E OF RIVERHEAD (Lat: 40.927358,  Lng: -72.633436),  Route carried "under" structure: Other road ,  Year Built: 1975,  Structure Length: 0. m,  Average Daily Traffic: 3,000 (year 2021),  Features Intersected: PARK ROAD,  Facility Carried by Structure: CROSS RIVER DRIVE
Minimum Vertical Clearance: 3.53m (11.58ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Concrete,  Design/Construction: Slab,  Length of Maximum Span: 9.1m (29.9ft)

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Structure Number: 3364481,  Location: 2 MI E OF RIVERHEAD (Lat: 40.930539,  Lng: -72.635311),  Route carried "under" structure: Other road ,  Year Built: 1975,  Structure Length: 0. m,  Average Daily Traffic: 5,000 (year 2021),  Features Intersected: HUBBARD AVE, LONG ISLAND,  Facility Carried by Structure: CROSS RIVER DR
Minimum Vertical Clearance: 4.83m (15.85ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 29.3m (96.1ft)

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Structure Number: 3364482,  Location: 2 MI E OF RIVERHEAD (Lat: 40.930408,  Lng: -72.634983),  Route carried "under" structure: Other road ,  Year Built: 1975,  Structure Length: 0. m,  Average Daily Traffic: 5,000 (year 2021),  Features Intersected: HUBBARD AVE, LONG ISLAND,  Facility Carried by Structure: CROSS RIVER DR
Minimum Vertical Clearance: 4.95m (16.24ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 29.3m (96.1ft)

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