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Nearby Bridges in NBI 2021: 1


SR 163 over DOG RIVER (Route: 163)
Num:15977x
Open: no restriction [A]
Built: 1995, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.5 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 1123.2 m = 3685.2 ft
Main Spans: 3 at 54.9 m = 180.1 ft
Approach Spans: 36
Skew: 0
Width, Roadway: 21.9 m = 71.9 ft (4 Lanes) and Out-To-Out: 22.9 m = 75.1 ft for a 21.6 m = 70.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 22.3 m = 73.2 ft
Location
Mobile [50000]: Mobile County [097], Alabama [01]
Owned by State Highway Agency [01], DOT District: 9
5.8 MI S I-10
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 70.3 metric ton = 77.3 tons (Load Factor(LF) [1])
Inventory: 38.5 metric ton = 42.4 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 1999 [599] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 3.4 km = 2.1 mi
Traffic
ADT: 7650 (2017) and Trucks: 3%
Future ADT: 11475 (In 2037 )

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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