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Nearby Bridges in NBI 2021: 1


RT H S over OSAGE RVR (Route: 0)
Num:3166x
Open: no restriction [A]
Built: 1976, Reconstructed: 2012
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 194.8 m = 639.1 ft
Main Spans: 3 at 52.4 m = 171.9 ft
Approach Spans: 2
Skew: 25
Width, Roadway: 8.5 m = 27.9 ft (2 Lanes) and Out-To-Out: 9.3 m = 30.5 ft for a 6.4 m = 21.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Speedwell [69356]: St. Clair County [185], Missouri [29]
Owned by State Highway Agency [01], DOT District: 6
S 15 T 37 N R 28 W
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: M 13.5 / H 15 [2]
Operating: 37.8 metric ton = 41.6 tons (Load Factor(LF) [1])
Inventory: 22.5 metric ton = 24.8 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: September 2020 [0920] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 5.8 km = 3.6 mi
Traffic
ADT: 444 (2019) and Trucks: 21%
Future ADT: 577 (In 2039 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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