US Bridges

US 87 NB Ml over Cibolo Creek

Fair

Wilson County, Texas · 0.20 MI SE of SH 97 · Structure no. 152470014304009

Built
1930
95 years old, rebuilt 1985
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
492 ft
1 main span
Daily traffic
9,717
2022 count
Owner
State
State Highway Agency

About this bridge

US 87 NB Ml over Cibolo Creek is a prestressed concrete stringer/multi-beam or girder carrying US 87 NB Ml over Cibolo Creek in Wilson County, Texas. It was built in 1930 and reconstructed in 1985, so it is 95 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 9,717 vehicles a day, roughly 21% of them trucks, projected to reach 13,604 by 2042. The structure is 492 ft (150 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 87 NB Ml
CrossesCibolo Creek
Location0.20 MI SE of SH 97
RouteU.S. Route 87
StateTexas
Coordinates29.24701, -98.02322
Functional classRural Principal Arterial - Other

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 inspectionJuly 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating34.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+9 approach)
Design loadUnknown
Structure length492 ft (150 m)
Longest span96 ft (29.3 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,717 (2022)
Projected traffic13,604 by 2042
Trucks21%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 87 NB Ml over Cibolo Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1985.

What condition is US 87 NB Ml over Cibolo Creek 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 July 2024.

How much traffic does US 87 NB Ml over Cibolo Creek carry?

About 9,717 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is US 87 NB Ml over Cibolo Creek?

The structure is 492 ft (150 m) long with a longest span of 96 ft (29.3 m) and a deck 40 ft wide.

Who owns US 87 NB Ml over Cibolo Creek?

It is owned by the State Highway Agency.