US Bridges

CR 171 over Draw

Good

Brown County, Texas · 1.80 MI N of FM 586 · Structure no. 230250AA0171001

Built
1994
31 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
33 ft
5 main spans
Daily traffic
50
2013 count
Owner
County
County Highway Agency

About this bridge

CR 171 over Draw is a concrete culvert carrying CR 171 over Draw in Brown County, Texas. It was built in 1994, so it is 31 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 50 vehicles a day, roughly 2% of them trucks, projected to reach 50 by 2033. The structure is 33 ft (10.1 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCR 171
CrossesDraw
Location1.80 MI N of FM 586
RouteCounty Highway 171
StateTexas
Coordinates31.6947, -99.17563
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span6 ft (1.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2013)
Projected traffic50 by 2033
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 171 over Draw built?

It was built in 1994, making it 31 years old in 2025.

What condition is CR 171 over Draw 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 January 2023.

How much traffic does CR 171 over Draw carry?

About 50 vehicles per day (2013 count), of which roughly 2% are trucks.

How long is CR 171 over Draw?

The structure is 33 ft (10.1 m) long with a longest span of 6 ft (1.8 m) and a deck 26 ft wide.

Who owns CR 171 over Draw?

It is owned by the County Highway Agency.