Bridge Type
Main Span(s): Steel continuous [4] Truss - Thru [10]
Approach Span(s): Steel [3] Girder and floorbeam system [03]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 1791.9 m = 5879.2 ft
Main Spans: 5 at 228 m = 748.1 ft
Approach Spans: 39
Skew: 0
Width, Roadway: 14.6 m = 47.9 ft (4 Lanes) and Out-To-Out: 26.8 m = 87.9 ft for a 7.6 m = 24.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 14.3 m = 46.9 ft
Location
Baton Rouge [05000]: East Baton Rouge Parish [033], Louisiana [22]
Owned by State Highway Agency [01], DOT District: 61
1.1 MI W OF US 61
Condition
Deck: Satisfactory [6]
Superstructure: Serious [3]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 32.7 metric ton = 36.0 tons (Load Factor(LF) [1])
Inventory: 20.9 metric ton = 23.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: February 2020 [0220] and Frequency: 12
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 1.3 km = 0.8 mi
Traffic
ADT: 20100 (2018) and Trucks: 9%
Future ADT: 30956 (In 2036
)
