US Bridges

CR 187 over Olmos Creek

Good

Karnes County, Texas · 0.8 MI S of FM 99 · Structure no. 161290AA0187001

Built
2005
20 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
50 ft
5 main spans
Daily traffic
55
2015 count
Owner
County
County Highway Agency

About this bridge

CR 187 over Olmos Creek is a concrete culvert carrying CR 187 over Olmos Creek in Karnes County, Texas. It was built in 2005, so it is 20 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 55 vehicles a day, projected to reach 85 by 2035. The structure is 50 ft (15.2 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCR 187
CrossesOlmos Creek
Location0.8 MI S of FM 99
RouteCounty Highway 187
CountyKarnes County
StateTexas
Coordinates28.8427, -97.94719
Functional classRural Local

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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span9 ft (2.7 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (2015)
Projected traffic85 by 2035
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$171,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 187 over Olmos Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is CR 187 over Olmos 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 CR 187 over Olmos Creek carry?

About 55 vehicles per day (2015 count).

How long is CR 187 over Olmos Creek?

The structure is 50 ft (15.2 m) long with a longest span of 9 ft (2.7 m) and a deck 26 ft wide.

Who owns CR 187 over Olmos Creek?

It is owned by the County Highway Agency.