US Bridges

Spring Street over Marlin Branch

Good

McLennan County, Texas · 0.20 MI NW of Mlk Blvd · Structure no. 091610B05781001

Built
1971
54 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
54 ft
5 main spans
Daily traffic
721
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Spring Street over Marlin Branch is a concrete culvert carrying Spring Street over Marlin Branch in McLennan County, Texas. It was built in 1971, so it is 54 years old, older 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 721 vehicles a day, projected to reach 2,000 by 2036. The structure is 54 ft (16.5 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSpring Street
CrossesMarlin Branch
Location0.20 MI NW of Mlk Blvd
RouteCity Street 0
StateTexas
Coordinates31.55986, -97.10721
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length54 ft (16.5 m)
Longest span10 ft (3 m)
Deck width48 ft (14.5 m)
Roadway width42 ft (12.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic721 (2022)
Projected traffic2,000 by 2036
Trucks0%
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$313,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Spring Street over Marlin Branch built?

It was built in 1971, making it 54 years old in 2025.

What condition is Spring Street over Marlin 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 April 2024.

How much traffic does Spring Street over Marlin Branch carry?

About 721 vehicles per day (2022 count).

How long is Spring Street over Marlin Branch?

The structure is 54 ft (16.5 m) long with a longest span of 10 ft (3 m) and a deck 48 ft wide.

Who owns Spring Street over Marlin Branch?

It is owned by the City or Municipal Highway Agency.