Bridge Type
Main Span(s): Steel [3] Movable - Lift [15]
Approach Span(s): Concrete [1] Slab [01]
Deck: Open Grating [3] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 84.7 m = 277.9 ft
Main Spans: 1 at 23.8 m = 78.1 ft
Approach Spans: 10
Skew: 0
Width, Roadway: 6.9 m = 22.6 ft (2 Lanes) and Out-To-Out: 9.8 m = 32.2 ft for a 11 m = 36.1 ft approaching roadway.
Vertical Clearance: 5.26 m = 17.3 ft and Navigational Clearance: 17.1 m = 56.1 ft
Location
Unknown [00000]: Lafourche Parish [057], Louisiana [22]
Owned by State Highway Agency [01], DOT District: 2
9.2 MI NORTH OF LA 182
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 54.4 metric ton = 59.8 tons (Load Factor(LF) [1])
Inventory: 32.7 metric ton = 36.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
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 Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: February 1999 [299] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 4 km = 2.5 mi
Traffic
ADT: 2500 (2016) and Trucks: 12%
Future ADT: 3900 (In 2036
)
