US Bridges

CR 350 over Donahoe Creek

Fair

Williamson County, Texas · 0.9 MI S of CR 351 · Structure no. 142460AA0291001

Built
1994
31 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
123 ft
1 main span
Daily traffic
100
2015 count
Owner
County
County Highway Agency

About this bridge

CR 350 over Donahoe Creek is a prestressed concrete stringer/multi-beam or girder carrying CR 350 over Donahoe Creek in Williamson 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 100 vehicles a day, projected to reach 55 by 2030. The structure is 123 ft (37.5 m) long and 31 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesCR 350
CrossesDonahoe Creek
Location0.9 MI S of CR 351
RouteCounty Highway 350
CountyWilliamson County
StateTexas
Coordinates30.76429, -97.4085
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum 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 loadHS 20
Structure length123 ft (37.5 m)
Longest span120 ft (36.6 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2015)
Projected traffic55 by 2030
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$53,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 350 over Donahoe Creek built?

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

What condition is CR 350 over Donahoe Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does CR 350 over Donahoe Creek carry?

About 100 vehicles per day (2015 count).

How long is CR 350 over Donahoe Creek?

The structure is 123 ft (37.5 m) long with a longest span of 120 ft (36.6 m) and a deck 31 ft wide.

Who owns CR 350 over Donahoe Creek?

It is owned by the County Highway Agency.