US Bridges

LA0168 over Nance Branch

Poor

Caddo Parish, Louisiana · 6.38 MI E of LA 1 · Structure no. 040900950206381

Built
1983
42 years old
Condition
Poor
inspected January 2024
Type
Slab
Concrete
Length
95 ft
5 main spans
Daily traffic
625
2021 count
Owner
State
State Highway Agency

About this bridge

LA0168 over Nance Branch is a concrete slab carrying LA0168 over Nance Branch in Caddo Parish, Louisiana. It was built in 1983, so it is 42 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 625 vehicles a day, roughly 19% of them trucks, projected to reach 687 by 2041. The structure is 95 ft (29 m) long and 35 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesLA0168
CrossesNance Branch
Location6.38 MI E of LA 1
RouteState Highway 168
Coordinates33.00028, -93.9042
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.1 US tons
Inventory rating31.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length95 ft (29 m)
Longest span19 ft (5.8 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic625 (2021)
Projected traffic687 by 2041
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0168 over Nance Branch built?

It was built in 1983, making it 42 years old in 2025.

What condition is LA0168 over Nance Branch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2024.

How much traffic does LA0168 over Nance Branch carry?

About 625 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is LA0168 over Nance Branch?

The structure is 95 ft (29 m) long with a longest span of 19 ft (5.8 m) and a deck 35 ft wide.

Who owns LA0168 over Nance Branch?

It is owned by the State Highway Agency.