US Bridges

E Olmos DR over Olmos Dam Drain Channel

Fair

Bexar County, Texas · 0.40 MI NE of Devine RD · Structure no. 150150B25635002

Built
1980
45 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
220 ft
1 main span
Daily traffic
3,771
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

E Olmos DR over Olmos Dam Drain Channel is a prestressed concrete stringer/multi-beam or girder carrying E Olmos DR over Olmos Dam Drain Channel in Bexar County, Texas. It was built in 1980, so it is 45 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,771 vehicles a day, projected to reach 5,500 by 2042. The structure is 220 ft (67.1 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesE Olmos DR
CrossesOlmos Dam Drain Channel
Location0.40 MI NE of Devine RD
RouteCity Street 0
CountyBexar County
StateTexas
Coordinates29.47307, -98.47367
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+1 approach)
Design loadUnknown
Structure length220 ft (67.1 m)
Longest span130 ft (39.6 m)
Deck width36 ft (11 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,771 (2020)
Projected traffic5,500 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$14,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E Olmos DR over Olmos Dam Drain Channel built?

It was built in 1980, making it 45 years old in 2025.

What condition is E Olmos DR over Olmos Dam Drain Channel in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does E Olmos DR over Olmos Dam Drain Channel carry?

About 3,771 vehicles per day (2020 count).

How long is E Olmos DR over Olmos Dam Drain Channel?

The structure is 220 ft (67.1 m) long with a longest span of 130 ft (39.6 m) and a deck 36 ft wide.

Who owns E Olmos DR over Olmos Dam Drain Channel?

It is owned by the City or Municipal Highway Agency.