Bridge Type
Main Span(s): Steel [3] Movable - Bascule [16]
Approach Span(s): Concrete [1] Mixed types [20]
Deck: Open Grating [3] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 356.6 m = 1170.0 ft
Main Spans: 1 at 48.8 m = 160.1 ft
Approach Spans: 15
Skew: 0
Width, Roadway: 12.2 m = 40.0 ft (4 Lanes) and Out-To-Out: 16.5 m = 54.1 ft for a 12.5 m = 41.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 11.6 m = 38.1 ft
Location
Monroe [51410]: Ouachita Parish [073], Louisiana [22]
Owned by State Highway Agency [01], DOT District: 5
1.6 MI WEST OF LA 840-6
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: M 13.5 / H 15 [2]
Operating: 24.3 metric ton = 26.7 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 18.8 metric ton = 20.7 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Better than present minimum criteria [7] 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: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 30200 (2016) and Trucks: 9%
Future ADT: 17580 (In 2036
)
