US Bridges

FM 1373 over Chwastek Branch

Good

Robertson County, Texas · 1.2 MI NE of SH 6 · Structure no. 171980054006026

Built
1951
74 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
26 ft
4 main spans
Daily traffic
324
2023 count
Owner
State
State Highway Agency

About this bridge

FM 1373 over Chwastek Branch is a concrete culvert carrying FM 1373 over Chwastek Branch in Robertson County, Texas. It was built in 1951, so it is 74 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 324 vehicles a day, roughly 12% of them trucks, projected to reach 550 by 2031. The structure is 26 ft (7.8 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFM 1373
CrossesChwastek Branch
Location1.2 MI NE of SH 6
RouteState Highway 1373
StateTexas
Coordinates31.14802, -96.70567
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadOther
Structure length26 ft (7.8 m)
Longest span6 ft (1.8 m)
Deck width29 ft (8.9 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2023)
Projected traffic550 by 2031
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 1373 over Chwastek Branch built?

It was built in 1951, making it 74 years old in 2025.

What condition is FM 1373 over Chwastek 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 November 2024.

How much traffic does FM 1373 over Chwastek Branch carry?

About 324 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is FM 1373 over Chwastek Branch?

The structure is 26 ft (7.8 m) long with a longest span of 6 ft (1.8 m) and a deck 29 ft wide.

Who owns FM 1373 over Chwastek Branch?

It is owned by the State Highway Agency.