US Bridges

Marbach RD over Medio Creek

Good

Bexar County, Texas · 0.9 MI NE of Lp 1604 · Structure no. 150150B21735016

Built
1987
38 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
300 ft
4 main spans
Daily traffic
16,785
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Marbach RD over Medio Creek is a prestressed concrete stringer/multi-beam or girder carrying Marbach RD over Medio Creek in Bexar County, Texas. It was built in 1987, so it is 38 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 16,785 vehicles a day, projected to reach 12,000 by 2031. The structure is 300 ft (91.4 m) long and 74 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesMarbach RD
CrossesMedio Creek
Location0.9 MI NE of Lp 1604
RouteCity Street 8065
CountyBexar County
StateTexas
Coordinates29.41375, -98.6986
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.
Superstructure8 Very GoodNo problems noted.
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 evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length300 ft (91.4 m)
Longest span75 ft (22.9 m)
Deck width74 ft (22.6 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,785 (2020)
Projected traffic12,000 by 2031
Trucks0%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Marbach RD over Medio Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Marbach RD over Medio 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 May 2023.

How much traffic does Marbach RD over Medio Creek carry?

About 16,785 vehicles per day (2020 count).

How long is Marbach RD over Medio Creek?

The structure is 300 ft (91.4 m) long with a longest span of 75 ft (22.9 m) and a deck 74 ft wide.

Who owns Marbach RD over Medio Creek?

It is owned by the City or Municipal Highway Agency.