Bridge Type
Main Span(s): Steel [3] Movable - Swing [17]
Approach Span(s): Concrete [1] Slab [01]
Deck: Wood or Timber [8] with Wearing Surface:
Bridge Dimensions
Length: 122.5 m = 401.9 ft
Main Spans: 1 at 50.3 m = 165.0 ft
Approach Spans: 13
Skew: 0
Width, Roadway: 7.3 m = 24.0 ft (2 Lanes) and Out-To-Out: 10.3 m = 33.8 ft for a 11 m = 36.1 ft approaching roadway.
Vertical Clearance: 5.28 m = 17.3 ft and Navigational Clearance: 2.1 m = 6.9 ft
Location
Unknown [00000]: St. Mary Parish [101], Louisiana [22]
Owned by State Highway Agency [01], DOT District: 3
.09 MI WEST OF LA 87
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 39 metric ton = 42.9 tons (Allowable Stress(AS) [2])
Inventory: 14.5 metric ton = 16.0 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
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 Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 2020 [0520] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 1040 (2016) and Trucks: 12%
Future ADT: 1768 (In 2036
)
