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Bridge Statistics for Somerville, Texas (TX)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 12Number of bridges
  • 171ft / 52.4mTotal length
  • 38,242Total average daily traffic
  • 6,048Total average daily truck traffic
  • 62,890Total future (year 2028) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Somerville
  • No street view available for this location

New bridges in Somerville, TX - historical statistics
  • New bridges - historical statistics
  • 11930-1939
  • 11950-1959
  • 11960-1969
  • 11970-1979
  • 31980-1989
  • 11990-1999
  • 32000-2009
  • 12010-2019
Reconstructed bridges in Somerville, TX - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 11970-1979
  • 01980-1989
  • 11990-1999
  • 12000-2009
Average Bridge Daily Traffic in Somerville, TX
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 22.2%Very good
  • 66.7%Good
  • 11.1%Satisfactory
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 22.2%Very good
  • 66.7%Good
  • 11.1%Satisfactory
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 22.2%Very good
  • 22.2%Good
  • 55.6%Satisfactory
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 8.3%Very good
  • 33.3%Good
  • 58.3%Satisfactory
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 66.7%Good
  • 33.3%Satisfactory
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Structure Number: 17026001860304,  Location: 0.3 MI N OF FM 1361 (Lat: 30.350322,  Lng: -96.532617),  Route carried "on" structure: State highway 36,  Year Built: 1937,  Year Reconstructed: 2000,  Status: Open,  Structure Length: 0.79m (2.59ft),  Average Daily Traffic: 9,960 (year 2013),  Truck Traffic: 22%,  Average Future Daily Traffic: 13,950 (year 2033),  Design Load: H 15,  Features Intersected: THOMPSON CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 27.282,  Lanes on structure: 5,  Owner: State Highway Agency,  Approaching Roadway Width: 20.1m (65.9ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 2.4m (7.9ft),  Curb-To-Curb Width: 20.1m (65.9ft),  Out-to-Out Width: 29.2m (95.8ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 39.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 23.6 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 170260018604051,  Location: AT THE WASHINGTON C/L (Lat: 30.321725,  Lng: -96.507622),  Route carried "on" structure: State highway 36,  Year Built: 1971,  Year Reconstructed: 1995,  Status: Open,  Structure Length: 12.80m (41.99ft),  Average Daily Traffic: 10,420 (year 2013),  Truck Traffic: 15%,  Average Future Daily Traffic: 14,600 (year 2033),  Design Load: HS 20,  Features Intersected: YEGUA CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.275,  Lanes on structure: 5,  Owner: State Highway Agency,  Approaching Roadway Width: 25.3m (83.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 6,  Length of Maximum Span: 21.3m (69.9ft),  Curb-To-Curb Width: 25.4m (83.3ft),  Out-to-Out Width: 26.3m (86.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 44.4 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Allowable Stress Design (ASD) reported in metric tons,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Allowable Stress Design (ASD) reported in metric tons,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 170260064803012,  Location: 3.0 MI E OF SH 36 (Lat: 30.415931,  Lng: -96.542814),  Route carried "on" structure: State highway 60,  Year Built: 1951,  Year Reconstructed: 1970,  Status: Open,  Structure Length: 4.57m (14.99ft),  Average Daily Traffic: 5,335 (year 2020),  Average Future Daily Traffic: 5,880 (year 2031),  Design Load: H 15,  Features Intersected: DAVIDSON CREEK RELIEF
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.168,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 15.4m (50.5ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 45.4 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: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 170260139901005,  Location: 0.6 MI NE OF SH 36 (Lat: 30.351631,  Lng: -96.520422),  Route carried "on" structure: State highway 1361,  Year Built: 1987,  Status: Open,  Structure Length: 1.86m (6.10ft),  Average Daily Traffic: 701 (year 2020),  Truck Traffic: 13%,  Average Future Daily Traffic: 1,230 (year 2033),  Design Load: HS 20,  Features Intersected: THOMPSON CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.570,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 10.5m (34.4ft),  Out-to-Out Width: 11.1m (36.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  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: 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,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 170260139901006,  Location: 3.3 MI NE OF SH 36 (Lat: 30.374075,  Lng: -96.485106),  Route carried "on" structure: State highway 1361,  Year Built: 1987,  Status: Open,  Structure Length: 4.63m (15.19ft),  Average Daily Traffic: 701 (year 2020),  Truck Traffic: 13%,  Average Future Daily Traffic: 1,230 (year 2033),  Design Load: HS 20,  Features Intersected: DAVIDSON CREEK RELIEF
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 6.922,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 10.5m (34.4ft),  Out-to-Out Width: 11.1m (36.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 59.9 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: 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,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 170260139901007,  Location: 3.5 MI NE OF SH 36 (Lat: 30.374578,  Lng: -96.483761),  Route carried "on" structure: State highway 1361,  Year Built: 1987,  Status: Open,  Structure Length: 12.95m (42.49ft),  Average Daily Traffic: 701 (year 2020),  Truck Traffic: 13%,  Average Future Daily Traffic: 1,230 (year 2033),  Design Load: HS 20,  Features Intersected: DAVIDSON CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.038,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 14,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 10.5m (34.4ft),  Out-to-Out Width: 11.1m (36.4ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 59.9 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: 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,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 170260AA0317006,  Location: 3.47 MI E OF SH 36 (Lat: 30.395481,  Lng: -96.503094),  Route carried "on" structure: County highway 201,  Year Built: 2008,  Status: Open,  Structure Length: 1.19m (3.90ft),  Average Daily Traffic: 120 (year 2010),  Average Future Daily Traffic: 140 (year 2028),  Design Load: HS 20,  Features Intersected: DAVIDSON CREEK RELIEF
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.472,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 2.4m (7.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 54.4 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported in metric tons,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported in 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,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 170260AA0317007,  Location: 3.4 MI E OF SH 36 (Lat: 30.394894,  Lng: -96.503703),  Route carried "on" structure: County highway 423,  Year Built: 2008,  Status: Open,  Structure Length: 1.83m (6.00ft),  Average Daily Traffic: 120 (year 2010),  Average Future Daily Traffic: 140 (year 2028),  Design Load: HL 93,  Features Intersected: DAVIDSON CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.311,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 10.7m (35.1ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Channel: Satisfactory,  Operating Rating: 54.4 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported in metric tons,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported in metric tons,  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2020,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 172390018605054,  Location: 1.81 MI NW OF FM 390 (Lat: 30.294075,  Lng: -96.499872),  Route carried "on" structure: State highway 36,  Year Built: 1995,  Status: Open,  Structure Length: 4.27m (14.01ft),  Average Daily Traffic: 4,883 (year 2020),  Truck Traffic: 19%,  Average Future Daily Traffic: 11,700 (year 2040),  Design Load: HS 20,  Features Intersected: WOLF CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.442,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.1m (43.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 2,  Length of Maximum Span: 18.3m (60.0ft),  Curb-To-Curb Width: 13.1m (43.0ft),  Out-to-Out Width: 13.5m (44.3ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 54.4 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 172390018605193,  Location: 1.81 MI NW OF FM 390 (Lat: 30.293967,  Lng: -96.499400),  Route carried "on" structure: State highway 36,  Year Built: 2018,  Status: Open,  Structure Length: 4.69m (15.39ft),  Average Daily Traffic: 4,776 (year 2020),  Truck Traffic: 22%,  Average Future Daily Traffic: 11,700 (year 2040),  Design Load: HL 93,  Features Intersected: WOLF CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.442,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.4m (40.7ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 2,  Length of Maximum Span: 22.6m (74.1ft),  Curb-To-Curb Width: 12.4m (40.7ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 54.4 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported in metric tons,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported in metric tons,  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 172390223802001,  Location: 3.47 MI W OF SH 36 (Lat: 30.289497,  Lng: -96.546158),  Route carried "on" structure: State highway 1948,  Year Built: 1969,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 495 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 1,010 (year 2033),  Design Load: HS 20,  Features Intersected: SANDY BRANCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.589,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 39.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 23.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021
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Structure Number: 172390AA0247001,  Location: 1.9 MI NW OF SH 36 (Lat: 30.306650,  Lng: -96.487219),  Route carried "on" structure: County highway ,  Year Built: 2003,  Status: Open,  Structure Length: 2.13m (6.99ft),  Average Daily Traffic: 30 (year 2015),  Average Future Daily Traffic: 80 (year 2035),  Features Intersected: WOLF CREEK,  Facility Carried by Structure: QUARRY RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.058,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 5.5m (18.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 2,  Length of Maximum Span: 12.2m (40.0ft),  Curb-To-Curb Width: 5.9m (19.4ft),  Out-to-Out Width: 6.1m (20.0ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 68.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2021,  Deck Structure Type: Concrete Cast-file-Place
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