US Bridges

Mount Olive RD over Cottonwood Creek

Good

Bastrop County, Texas · 1.5 MI W of SH 21 · Structure no. 140110AA0079001

Built
2008
17 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
38 ft
1 main span
Daily traffic
171
2020 count
Owner
County
County Highway Agency

About this bridge

Mount Olive RD over Cottonwood Creek is a steel stringer/multi-beam or girder carrying Mount Olive RD over Cottonwood Creek in Bastrop County, Texas. It was built in 2008, so it is 17 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 171 vehicles a day, roughly 3% of them trucks, projected to reach 114 by 2042. The structure is 38 ft (11.6 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesMount Olive RD
CrossesCottonwood Creek
Location1.5 MI W of SH 21
RouteCounty Highway 0
CountyBastrop County
StateTexas
Coordinates30.10082, -97.44155
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span36 ft (11 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic171 (2020)
Projected traffic114 by 2042
Trucks3%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mount Olive RD over Cottonwood Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is Mount Olive RD over Cottonwood 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 December 2023.

How much traffic does Mount Olive RD over Cottonwood Creek carry?

About 171 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Mount Olive RD over Cottonwood Creek?

The structure is 38 ft (11.6 m) long with a longest span of 36 ft (11 m) and a deck 28 ft wide.

Who owns Mount Olive RD over Cottonwood Creek?

It is owned by the County Highway Agency.