US Bridges

FM 1957 over Drain

Good

Bexar County, Texas · 0.2 Mi. E of Loop 1604 · Structure no. 150150210402012

Built
1994
31 years old, rebuilt 2006
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
30 ft
4 main spans
Daily traffic
38,720
2023 count
Owner
State
State Highway Agency

About this bridge

FM 1957 over Drain is a concrete culvert carrying FM 1957 over Drain in Bexar County, Texas. It was built in 1994 and reconstructed in 2006, so it is 31 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 38,720 vehicles a day, roughly 10% of them trucks, projected to reach 42,160 by 2033. The structure is 30 ft (9.1 m) long and 95 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFM 1957
CrossesDrain
Location0.2 Mi. E of Loop 1604
RouteState Highway 1957
StateTexas
Coordinates29.43564, -98.70843
Functional classUrban Other Principal 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 geometry2: Basically intolerable, requiring high priority of replacement
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 spans4
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span7 ft (2.1 m)
Deck width95 ft (29 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,720 (2023)
Projected traffic42,160 by 2033
Trucks10%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 1957 over Drain built?

It was built in 1994, making it 31 years old in 2025. It was reconstructed in 2006.

What condition is FM 1957 over Drain 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 1957 over Drain carry?

About 38,720 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is FM 1957 over Drain?

The structure is 30 ft (9.1 m) long with a longest span of 7 ft (2.1 m) and a deck 95 ft wide.

Who owns FM 1957 over Drain?

It is owned by the State Highway Agency.