Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Prestressed concrete continuous [6] Mixed types [20]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 919 m = 3015.2 ft
Main Spans: 3 at 121.9 m = 400.0 ft
Approach Spans: 18
Skew: 0
Width, Roadway: 11.9 m = 39.0 ft (2 Lanes) and Out-To-Out: 12.7 m = 41.7 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 15.9 m = 52.2 ft
Location
Alexandria [00975]: Rapides Parish [079], Louisiana [22]
Owned by State Highway Agency [01], DOT District: 8
1.0 MILE NORTH OF I-49
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: HL93 [A]
Operating: 37.6 metric ton = 41.4 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 28.8 metric ton = 31.7 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Superior to present desirable criteria [9]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 1999 [599] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 36200 (2016) and Trucks: 14%
Future ADT: 46540 (In 2036
)