US Bridges

FM 1751 over Chiamon Creek Relief

Good

San Augustine County, Texas · 4.00 MI S of SH 103 · Structure no. 112030168003012

Built
2004
21 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
42 ft
4 main spans
Daily traffic
316
2020 count
Owner
State
State Highway Agency

About this bridge

FM 1751 over Chiamon Creek Relief is a concrete culvert carrying FM 1751 over Chiamon Creek Relief in San Augustine County, Texas. It was built in 2004, so it is 21 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 316 vehicles a day, roughly 13% of them trucks, projected to reach 442 by 2040. The structure is 42 ft (12.8 m) long and 38 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFM 1751
CrossesChiamon Creek Relief
Location4.00 MI S of SH 103
RouteState Highway 1751
StateTexas
Coordinates31.34676, -94.08834
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span10 ft (3 m)
Deck width38 ft (11.6 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic316 (2020)
Projected traffic442 by 2040
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
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 FM 1751 over Chiamon Creek Relief built?

It was built in 2004, making it 21 years old in 2025.

What condition is FM 1751 over Chiamon Creek Relief 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 May 2024.

How much traffic does FM 1751 over Chiamon Creek Relief carry?

About 316 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is FM 1751 over Chiamon Creek Relief?

The structure is 42 ft (12.8 m) long with a longest span of 10 ft (3 m) and a deck 38 ft wide.

Who owns FM 1751 over Chiamon Creek Relief?

It is owned by the State Highway Agency.