US Bridges

US 183 SB over Maha Creek

Good

Travis County, Texas · 0.35 MI S of SH 45 · Structure no. 142270044006259

Built
2011
14 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
64 ft
6 main spans
Daily traffic
14,971
2020 count
Owner
State
State Highway Agency

About this bridge

US 183 SB over Maha Creek is a concrete culvert carrying US 183 SB over Maha Creek in Travis County, Texas. It was built in 2011, so it is 14 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 14,971 vehicles a day, roughly 10% of them trucks, projected to reach 24,920 by 2029. The structure is 64 ft (19.5 m) long and 51 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesUS 183 SB
CrossesMaha Creek
Location0.35 MI S of SH 45
RouteU.S. Route 183
StateTexas
Coordinates30.07575, -97.69303
Functional classRural Principal Arterial - Other

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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
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 spans6
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span9 ft (2.7 m)
Deck width51 ft (15.5 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,971 (2020)
Projected traffic24,920 by 2029
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Toll Authority
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 US 183 SB over Maha Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is US 183 SB over Maha 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 October 2023.

How much traffic does US 183 SB over Maha Creek carry?

About 14,971 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is US 183 SB over Maha Creek?

The structure is 64 ft (19.5 m) long with a longest span of 9 ft (2.7 m) and a deck 51 ft wide.

Who owns US 183 SB over Maha Creek?

It is owned by the State Highway Agency and maintained by the State Toll Authority.