US Bridges

FM 1671 over Keys Creek

Good

Falls County, Texas · 0.45 MI SW of FM 1963 · Structure no. 090740165602003

Built
1953
72 years old, rebuilt 2002
Condition
Good
inspected December 2022
Type
Culvert
Concrete
Length
33 ft
5 main spans
Daily traffic
435
2020 count
Owner
State
State Highway Agency

About this bridge

FM 1671 over Keys Creek is a concrete culvert carrying FM 1671 over Keys Creek in Falls County, Texas. It was built in 1953 and reconstructed in 2002, so it is 72 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 435 vehicles a day, roughly 19% of them trucks, projected to reach 690 by 2033. The structure is 33 ft (10.1 m) long and 41 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesFM 1671
CrossesKeys Creek
Location0.45 MI SW of FM 1963
RouteState Highway 1671
StateTexas
Coordinates31.03689, -97.02596
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadOther
Structure length33 ft (10.1 m)
Longest span6 ft (1.8 m)
Deck width41 ft (12.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic435 (2020)
Projected traffic690 by 2033
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$400,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 1671 over Keys Creek built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 2002.

What condition is FM 1671 over Keys Creek 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 December 2022.

How much traffic does FM 1671 over Keys Creek carry?

About 435 vehicles per day (2020 count), of which roughly 19% are trucks.

How long is FM 1671 over Keys Creek?

The structure is 33 ft (10.1 m) long with a longest span of 6 ft (1.8 m) and a deck 41 ft wide.

Who owns FM 1671 over Keys Creek?

It is owned by the State Highway Agency.