US Bridges

LA0153 over Drain

Poor

Natchitoches Parish, Louisiana · 5.08 Mi. N of Int LA9 · Structure no. 083500880105081

Built
1974
51 years old
Condition
Poor
inspected January 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
57 ft
3 main spans
Daily traffic
609
2021 count
Owner
State
State Highway Agency

About this bridge

LA0153 over Drain is a wood or timber stringer/multi-beam or girder carrying LA0153 over Drain in Natchitoches Parish, Louisiana. It was built in 1974, so it is 51 years old, older 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 609 vehicles a day, roughly 14% of them trucks, projected to reach 669 by 2041. The structure is 57 ft (17.4 m) long and 30 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesLA0153
CrossesDrain
Location5.08 Mi. N of Int LA9
RouteState Highway 153
Coordinates32.03292, -93.0958
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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating33.7 US tons
Inventory rating23.7 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic609 (2021)
Projected traffic669 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$312,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0153 over Drain built?

It was built in 1974, making it 51 years old in 2025.

What condition is LA0153 over Drain 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 LA0153 over Drain carry?

About 609 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0153 over Drain?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 30 ft wide.

Who owns LA0153 over Drain?

It is owned by the State Highway Agency.