US Bridges

LA0445 over Washley Branch

Good

Tangipahoa Parish, Louisiana · 5.71 MI N of US 190 · Structure no. 625300000620331

Built
2017
8 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
8,876
2021 count
Owner
State
State Highway Agency

About this bridge

LA0445 over Washley Branch is a concrete culvert carrying LA0445 over Washley Branch in Tangipahoa Parish, Louisiana. It was built in 2017, so it is 8 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,876 vehicles a day, roughly 12% of them trucks, projected to reach 9,763 by 2041. The structure is 33 ft (10.1 m) long and 57 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesLA0445
CrossesWashley Branch
Location5.71 MI N of US 190
RouteState Highway 445
CountyTangipahoa Parish
StateLouisiana
Coordinates30.58186, -90.32328
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert9 ExcellentNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating33.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span10 ft (3 m)
Deck width57 ft (17.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,876 (2021)
Projected traffic9,763 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 LA0445 over Washley Branch built?

It was built in 2017, making it 8 years old in 2025.

What condition is LA0445 over Washley Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2023.

How much traffic does LA0445 over Washley Branch carry?

About 8,876 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is LA0445 over Washley Branch?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m) and a deck 57 ft wide.

Who owns LA0445 over Washley Branch?

It is owned by the State Highway Agency.