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Nearby Bridges in NBI 2021: 2


LA0182 over CHARENTON (Route: 182)
Num:35100040609371x
Posted for load [P]
Built: 1941, Reconstructed: N/A [0000]
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.4 Kilometers)

Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Concrete [1] Tee beam [04]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 738.2 m = 2422.0 ft
Main Spans: 1 at 91.4 m = 299.9 ft
Approach Spans: 52
Skew: 0
Width, Roadway: 7.4 m = 24.3 ft (2 Lanes) and Out-To-Out: 8.2 m = 26.9 ft for a 13.4 m = 44.0 ft approaching roadway.
Vertical Clearance: 4.57 m = 15.0 ft and Navigational Clearance: 15.9 m = 52.2 ft
Location
Unknown [00000]: St. Mary Parish [101], Louisiana [22]
Owned by State Highway Agency [01], DOT District: 3
2:4 MI NORTH OF LA 3211
Condition
Deck: Satisfactory [6]
Superstructure: Poor [4]
Substructure: Satisfactory [6]
Loading
Design: M 13.5 / H 15 [2]
Operating: 26.3 metric ton = 28.9 tons (Load Factor(LF) [1])
Inventory: 15.4 metric ton = 16.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: March 2020 [0320] 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: 0.6 km = 0.4 mi
Traffic
ADT: 7000 (2016) and Trucks: 9%
Future ADT: 11900 (In 2036 )
US0090 over CHARENTON CANAL (Route: 90)
Num:35104240508802x
Open: no restriction [A]
Built: 1978, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.7 Kilometers)

Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 891.2 m = 2924.0 ft
Main Spans: 1 at 45.7 m = 149.9 ft
Approach Spans: 36
Skew: 0
Width, Roadway: 12.2 m = 40.0 ft (2 Lanes) and Out-To-Out: 13.2 m = 43.3 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 16.8 m = 55.1 ft
Location
Unknown [00000]: St. Mary Parish [101], Louisiana [22]
Owned by State Highway Agency [01], DOT District: 3
1.3 MI EAST OF LA 83
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 68 metric ton = 74.8 tons (Load Factor(LF) [1])
Inventory: 40.8 metric ton = 44.9 tons (Load Factor(LF) [1])
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: 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: March 1999 [399] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 21000 (2016) and Trucks: 14%
Future ADT: 20604 (In 2035 )

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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