US Bridges

Business US 181 over Nichols Creek

Good

Karnes County, Texas · 0.25 MI S of SH 72 (main) · Structure no. 161290010011029

Built
1978
47 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
2,790
2013 count
Owner
State
State Highway Agency

About this bridge

Business US 181 over Nichols Creek is a prestressed concrete box beam or girders - multiple carrying Business US 181 over Nichols Creek in Karnes County, Texas. It was built in 1978, so it is 47 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 2,790 vehicles a day, roughly 17% of them trucks, projected to reach 3,910 by 2033. The structure is 47 ft (14.3 m) long and 54 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBusiness US 181
CrossesNichols Creek
Location0.25 MI S of SH 72 (main)
RouteState Highway 181
StateTexas
Coordinates28.81608, -97.84777
Functional classUrban 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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length47 ft (14.3 m)
Longest span47 ft (14.3 m)
Deck width54 ft (16.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,790 (2013)
Projected traffic3,910 by 2033
Trucks17%
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

OwnerState Highway Agency
Maintained byState 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 Business US 181 over Nichols Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Business US 181 over Nichols 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 2024.

How much traffic does Business US 181 over Nichols Creek carry?

About 2,790 vehicles per day (2013 count), of which roughly 17% are trucks.

How long is Business US 181 over Nichols Creek?

The structure is 47 ft (14.3 m) long with a longest span of 47 ft (14.3 m) and a deck 54 ft wide.

Who owns Business US 181 over Nichols Creek?

It is owned by the State Highway Agency.