US Bridges

N Walnut Ave over Salt Branch

Good

Caldwell County, Texas · 0.30 MI N of SH 80 · Structure no. 140280C00471501

Built
2015
10 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
105
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

N Walnut Ave over Salt Branch is a concrete culvert carrying N Walnut Ave over Salt Branch in Caldwell County, Texas. It was built in 2015, so it is 10 years old, younger than the Texas average of 44.4 years.

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

It carries about 105 vehicles a day, roughly 3% of them trucks, projected to reach 78 by 2042. The structure is 34 ft (10.4 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesN Walnut Ave
CrossesSalt Branch
Location0.30 MI N of SH 80
RouteCity Street 0
StateTexas
Coordinates29.68728, -97.65058
Functional classUrban Local

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.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width35 ft (10.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic105 (2020)
Projected traffic78 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was N Walnut Ave over Salt Branch built?

It was built in 2015, making it 10 years old in 2025.

What condition is N Walnut Ave over Salt 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 January 2024.

How much traffic does N Walnut Ave over Salt Branch carry?

About 105 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is N Walnut Ave over Salt Branch?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 35 ft wide.

Who owns N Walnut Ave over Salt Branch?

It is owned by the City or Municipal Highway Agency.