US Bridges

W Martin ST over Drainage Ditch

Good

Bexar County, Texas · 0.60 MI E of Gen Mcmullen · Structure no. 150150B21985010

Built
1958
67 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
43 ft
3 main spans
Daily traffic
2,703
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

W Martin ST over Drainage Ditch is a concrete continuous slab carrying W Martin ST over Drainage Ditch in Bexar County, Texas. It was built in 1958, so it is 67 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 2,703 vehicles a day, roughly 1% of them trucks, projected to reach 10,000 by 2031. The structure is 43 ft (13.1 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesW Martin ST
CrossesDrainage Ditch
Location0.60 MI E of Gen Mcmullen
RouteCity Street 8079
StateTexas
Coordinates29.4336, -98.54303
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length43 ft (13.1 m)
Longest span15 ft (4.6 m)
Deck width54 ft (16.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deck0 ft (0 m)

Traffic and service

Average daily traffic2,703 (2020)
Projected traffic10,000 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$65,000
NavigationNo navigation control on waterway

Frequently asked questions

When was W Martin ST over Drainage Ditch built?

It was built in 1958, making it 67 years old in 2025.

What condition is W Martin ST over Drainage Ditch 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 2023.

How much traffic does W Martin ST over Drainage Ditch carry?

About 2,703 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is W Martin ST over Drainage Ditch?

The structure is 43 ft (13.1 m) long with a longest span of 15 ft (4.6 m) and a deck 54 ft wide.

Who owns W Martin ST over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.