Bridge Type
Main Span(s): Steel [3] Movable - Lift [15]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 885.1 m = 2904.0 ft
Main Spans: 39 at 91.4 m = 299.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 10.5 m = 34.5 ft (2 Lanes) and Out-To-Out: 11.5 m = 37.7 ft for a 13.4 m = 44.0 ft approaching roadway.
Vertical Clearance: 5.18 m = 17.0 ft and Navigational Clearance: 41.1 m = 134.8 ft
Location
Unknown [00000]: Calcasieu Parish [019], Louisiana [22]
Owned by State Highway Agency [01], DOT District: 7
4.9 MI SOUTH OF LA 1133
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 53.5 metric ton = 58.9 tons (Load Factor(LF) [1])
Inventory: 33.6 metric ton = 37.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
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: April 2020 [0420] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 12.1 km = 7.5 mi
Traffic
ADT: 6400 (2016) and Trucks: 18%
Future ADT: 2820 (In 2036
)
