US Bridges

FM 1637 over Bass Creek

Good

McLennan County, Texas · 0.6 MI E of Bosque Cl · Structure no. 091610083303032

Built
1967
58 years old, rebuilt 2007
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
983
2020 count
Owner
State
State Highway Agency

About this bridge

FM 1637 over Bass Creek is a concrete culvert carrying FM 1637 over Bass Creek in McLennan County, Texas. It was built in 1967 and reconstructed in 2007, so it is 58 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 983 vehicles a day, roughly 18% of them trucks, projected to reach 1,370 by 2037. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM 1637
CrossesBass Creek
Location0.6 MI E of Bosque Cl
RouteState Highway 1637
StateTexas
Coordinates31.68189, -97.39535
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic983 (2020)
Projected traffic1,370 by 2037
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 1637 over Bass Creek built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2007.

What condition is FM 1637 over Bass 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 February 2023.

How much traffic does FM 1637 over Bass Creek carry?

About 983 vehicles per day (2020 count), of which roughly 18% are trucks.

How long is FM 1637 over Bass Creek?

The structure is 25 ft (7.6 m) long with a longest span of 10 ft (3 m).

Who owns FM 1637 over Bass Creek?

It is owned by the State Highway Agency.