US Bridges

Alum Creek Road over Alum Creek Tributary

Good

Bastrop County, Texas · 1.4 MI N of SH 71 · Structure no. 140110AA0190501

Built
2017
8 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
125
2020 count
Owner
County
County Highway Agency

About this bridge

Alum Creek Road over Alum Creek Tributary is a prestressed concrete stringer/multi-beam or girder carrying Alum Creek Road over Alum Creek Tributary in Bastrop County, Texas. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 125 vehicles a day, roughly 3% of them trucks, projected to reach 114 by 2042. The structure is 60 ft (18.3 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesAlum Creek Road
CrossesAlum Creek Tributary
Location1.4 MI N of SH 71
RouteCounty Highway 0
CountyBastrop County
StateTexas
Coordinates30.09096, -97.22255
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length60 ft (18.3 m)
Longest span60 ft (18.3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2020)
Projected traffic114 by 2042
Trucks3%
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

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 Alum Creek Road over Alum Creek Tributary built?

It was built in 2017, making it 8 years old in 2025.

What condition is Alum Creek Road over Alum Creek Tributary 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 December 2023.

How much traffic does Alum Creek Road over Alum Creek Tributary carry?

About 125 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Alum Creek Road over Alum Creek Tributary?

The structure is 60 ft (18.3 m) long with a longest span of 60 ft (18.3 m) and a deck 26 ft wide.

Who owns Alum Creek Road over Alum Creek Tributary?

It is owned by the County Highway Agency.