US Bridges

US 87 over Rocky Creek

Good

Gillespie County, Texas · 0.8 MI N of FM 2323 · Structure no. 140870007106064

Built
1956
69 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
3,618
2020 count
Owner
State
State Highway Agency

About this bridge

US 87 over Rocky Creek is a concrete culvert carrying US 87 over Rocky Creek in Gillespie County, Texas. It was built in 1956, so it is 69 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 3,618 vehicles a day, roughly 19% of them trucks, projected to reach 520 by 2033. The structure is 43 ft (13.1 m) long and 45 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesUS 87
CrossesRocky Creek
Location0.8 MI N of FM 2323
RouteU.S. Route 87
StateTexas
Coordinates30.38818, -98.95961
Functional classRural 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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
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 typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length43 ft (13.1 m)
Longest span10 ft (3 m)
Deck width45 ft (13.8 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,618 (2020)
Projected traffic520 by 2033
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemNo

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 over Rocky Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is US 87 over Rocky 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 April 2023.

How much traffic does US 87 over Rocky Creek carry?

About 3,618 vehicles per day (2020 count), of which roughly 19% are trucks.

How long is US 87 over Rocky Creek?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m) and a deck 45 ft wide.

Who owns US 87 over Rocky Creek?

It is owned by the State Highway Agency.