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Nearby Bridges in NBI 2021: 1


LA0064 over AMITE RIVER (Route: 64)
Num:623200000620275x
Open: no restriction [A]
Built: 2012, Reconstructed: N/A [0000]
Historic: Historical significance is not determinable at this time. [4]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.4 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete continuous [6] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 777.2 m = 2550.0 ft
Main Spans: 12 at 67.1 m = 220.2 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 21.3 m = 69.9 ft (4 Lanes) and Out-To-Out: 22.1 m = 72.5 ft for a 21.3 m = 69.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Livingston Parish [063], Louisiana [22]
Owned by State Highway Agency [01], DOT District: 62
3.0 MILES WEST OF LA 16
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 62.9 metric ton = 69.2 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 47 metric ton = 51.7 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: 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: April 2020 [0420] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 5.6 km = 3.5 mi
Traffic
ADT: 21900 (2016) and Trucks: 6%
Future ADT: 18662 (In 2036 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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