US Bridges

FM 1976 over Martinez Crk

Good

Bexar County, Texas · 2.9 MI E of IH 35 · Structure no. 150150189001007

Built
1979
46 years old, rebuilt 1992
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
130 ft
13 main spans
Daily traffic
23,319
2023 count
Owner
State
State Highway Agency

About this bridge

FM 1976 over Martinez Crk is a concrete culvert carrying FM 1976 over Martinez Crk in Bexar County, Texas. It was built in 1979 and reconstructed in 1992, so it is 46 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 23,319 vehicles a day, roughly 1% of them trucks, projected to reach 21,660 by 2033. The structure is 130 ft (39.6 m) long and 101 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFM 1976
CrossesMartinez Crk
Location2.9 MI E of IH 35
RouteState Highway 1976
StateTexas
Coordinates29.50033, -98.35432
Functional classUrban Minor Arterial

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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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
DeckConcrete, cast-in-place
Main spans13
Design loadHS 20
Structure length130 ft (39.6 m)
Longest span7 ft (2.1 m)
Deck width101 ft (30.9 m)
Roadway width91 ft (27.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,319 (2023)
Projected traffic21,660 by 2033
Trucks1%
Lanes on structure7
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 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 1976 over Martinez Crk built?

It was built in 1979, making it 46 years old in 2025. It was reconstructed in 1992.

What condition is FM 1976 over Martinez Crk 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 August 2024.

How much traffic does FM 1976 over Martinez Crk carry?

About 23,319 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is FM 1976 over Martinez Crk?

The structure is 130 ft (39.6 m) long with a longest span of 7 ft (2.1 m) and a deck 101 ft wide.

Who owns FM 1976 over Martinez Crk?

It is owned by the State Highway Agency.