Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Concrete [1] Tee beam [04]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 976.3 m = 3203.2 ft
Main Spans: 3 at 76.2 m = 250.0 ft
Approach Spans: 14
Skew: 0
Width, Roadway: 24 m = 78.7 ft (4 Lanes) and Out-To-Out: 25.4 m = 83.3 ft for a 12.8 m = 42.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 15.9 m = 52.2 ft
Location
Jonesville [38775]: Concordia Parish [029], Louisiana [22]
Owned by State Highway Agency [01], DOT District: 58
16 MILES FROM JCT. US 84
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: MS 18 / HS 20 [5]
Operating: 34 metric ton = 37.4 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 26.2 metric ton = 28.8 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Superior to present desirable criteria [9]
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: June 1999 [699] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 9.5 km = 5.9 mi
Traffic
ADT: 8000 (2016) and Trucks: 20%
Future ADT: 2700 (In 2036
)
