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Bridge Statistics for Silex, Missouri (MO)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 11Number of bridges
  • 144ft / 44.5mTotal length
  • 8,781Total average daily traffic
  • 1,083Total average daily truck traffic
  • 17,242Total future (year 2041) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Silex
  • No street view available for this location

New bridges in Silex, MO - historical statistics
  • New bridges - historical statistics
  • 21960-1969
  • 11970-1979
  • 11990-1999
  • 42000-2009
  • 22010-2019
  • 12020-2022
Average Bridge Daily Traffic in Silex, MO
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 30.0%Excellent
  • 20.0%Very good
  • 20.0%Good
  • 20.0%Satisfactory
  • 10.0%Fair
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 30.0%Excellent
  • 20.0%Very good
  • 30.0%Good
  • 20.0%Satisfactory
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 30.0%Excellent
  • 40.0%Very good
  • 20.0%Good
  • 10.0%Satisfactory
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 18.2%Excellent
  • 9.1%Very good
  • 36.4%Good
  • 36.4%Satisfactory
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Structure Number: 1352,  Location: S 7 T 50 N R 1 W (Lat: 39.121403,  Lng: -91.064764),  Route carried "on" structure: State highway E,  Year Built: 1966,  Status: Posted for load,  Structure Length: 14.17m (46.49ft),  Average Daily Traffic: 2,973 (year 2021),  Truck Traffic: 13%,  Average Future Daily Traffic: 5,946 (year 2041),  Design Load: H 15,  Features Intersected: N FK OF CUIVRE RVR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 56.585,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Number Of Approach Spans: 3,  Length of Maximum Span: 36.6m (120.1ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 30.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 18.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 0.1 - 9.9% below),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 1607,  Location: S 24 T 50 N R 2 W (Lat: 39.095536,  Lng: -91.083564),  Route carried "on" structure: State highway H,  Year Built: 1967,  Status: Open,  Structure Length: 0.63m (2.07ft),  Average Daily Traffic: 1,555 (year 2021),  Truck Traffic: 11%,  Average Future Daily Traffic: 3,110 (year 2041),  Design Load: H 15,  Features Intersected: NULLS CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.485,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Concrete continuous,  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: 83.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 50.4 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 minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020
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Structure Number: 16365,  Location: S 7 T 50 N R 1 W (Lat: 39.119167,  Lng: -91.053250),  Route carried "on" structure: County highway 118,  Year Built: 1995,  Status: Open,  Structure Length: 1.92m (6.30ft),  Average Daily Traffic: 50 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 80 (year 2041),  Features Intersected: MILL CR,  Facility Carried by Structure: S MILL CRK RD 509
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.483,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 18.3m (60.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Good,  Operating Rating: 42.3 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 25.2 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to 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: December 2020,  Deck Structure Type: Concrete Precast Panels
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Structure Number: 2445,  Location: S 7 T 50 N R 1 W (Lat: 39.123397,  Lng: -91.053111),  Route carried "on" structure: State highway E,  Year Built: 1975,  Status: Open,  Structure Length: 4.57m (14.99ft),  Average Daily Traffic: 3,453 (year 2021),  Truck Traffic: 13%,  Average Future Daily Traffic: 6,906 (year 2041),  Design Load: H 20,  Features Intersected: MILL CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 57.718,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.7m (58.1ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 47.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 28.8 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: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 30561,  Location: S 15 T 50 N R 2 W (Lat: 39.099889,  Lng: -91.106167),  Route carried "on" structure: County highway 110,  Year Built: 2003,  Status: Open,  Structure Length: 1.41m (4.63ft),  Average Daily Traffic: 75 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 120 (year 2041),  Features Intersected: NULLS CR,  Facility Carried by Structure: S MILLWOOD RD 580
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.322,  Lanes on structure: 2,  Owner: County Highway Agency,  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: 13.0m (42.7ft),  Curb-To-Curb Width: 7.2m (23.6ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Very good,  Channel: Satisfactory,  Operating Rating: 76.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.9 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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 30563,  Location: S 1744 T 49 N R 1 W (Lat: 39.084250,  Lng: -91.014583),  Route carried "on" structure: County highway 130,  Year Built: 2005,  Status: Open,  Structure Length: 5.12m (16.80ft),  Average Daily Traffic: 150 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 240 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: N FK CUIVRE RVR,  Facility Carried by Structure: MACKVILLE RD 528
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.483,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 18.3m (60.0ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.5m (24.6ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 55.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 30564,  Location: S 7 T 50 N R 1 W (Lat: 39.118611,  Lng: -91.058000),  Route carried "on" structure: County highway 117,  Year Built: 2005,  Status: Open,  Structure Length: 8.32m (27.30ft),  Average Daily Traffic: 125 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 200 (year 2041),  Design Load: HS 20,  Features Intersected: N FK CUIVRE RVR,  Facility Carried by Structure: SILEX RD 511
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.483,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 27.7m (90.9ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.5m (24.6ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Operating Rating: 56.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 31717,  Location: S 10 T 50 N R 2 W (Lat: 39.120556,  Lng: -91.105528),  Route carried "on" structure: County highway 101,  Year Built: 2005,  Status: Open,  Structure Length: 1.92m (6.30ft),  Average Daily Traffic: 100 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 160 (year 2041),  Features Intersected: SUTTON BR,  Facility Carried by Structure: ST ALPHONSUS RD275
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.483,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 17.7m (58.1ft),  Curb-To-Curb Width: 7.4m (24.3ft),  Out-to-Out Width: 7.4m (24.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Channel: Good,  Operating Rating: 64.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 38.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to 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: December 2020,  Deck Structure Type: Concrete Precast Panels
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Structure Number: 35937,  Location: S 6 T 50 N R 1 W (Lat: 39.129722,  Lng: -91.048333),  Route carried "on" structure: County highway 116,  Year Built: 2018,  Status: Open,  Structure Length: 2.44m (8.01ft),  Average Daily Traffic: 250 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 400 (year 2041),  Design Load: HS 20,  Features Intersected: MILL CR,  Facility Carried by Structure: BUNKER HILL RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.805,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 23.1m (75.8ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.5m (24.6ft)

Condition: Deck: Excellent,  Superstructure: Excellent,  Substructure: Excellent,  Channel: Excellent,  Operating Rating: 55.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 43.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Superior to present desirable criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Membrane: Built-up,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 36036,  Location: S 24 T 51 N R 2 W (Lat: 39.167581,  Lng: -91.084811),  Route carried "on" structure: State highway 18,  Year Built: 2019,  Status: Open,  Structure Length: 2.01m (6.59ft),  Average Daily Traffic: 15 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 24 (year 2041),  Design Load: HS 20,  Features Intersected: TRIB N FK CUIVRE R,  Facility Carried by Structure: GESSMAN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 19.1m (62.7ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.5m (24.6ft)

Condition: Deck: Excellent,  Superstructure: Excellent,  Substructure: Excellent,  Channel: Good,  Operating Rating: 61.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 46.8 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,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 36366,  Location: S 1745 T 50 N R 1 W (Lat: 39.092222,  Lng: -91.038056),  Route carried "on" structure: County highway 518,  Year Built: 2020,  Status: Open,  Structure Length: 1.98m (6.50ft),  Average Daily Traffic: 35 (year 2021),  Truck Traffic: 10%,  Average Future Daily Traffic: 56 (year 2041),  Features Intersected: NULLS CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.287,  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,  Length of Maximum Span: 19.1m (62.7ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.5m (24.6ft)

Condition: Deck: Excellent,  Superstructure: Excellent,  Substructure: Excellent,  Channel: Excellent,  Operating Rating: 53.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 41.4 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 minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place
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