US Bridges

SH 350 over Colorado River

Fair

Scurry County, Texas · 1.25 MI N Mitchell CO LN · Structure no. 082080069303007

Built
1949
76 years old, rebuilt 1974
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
331 ft
3 main spans
Daily traffic
1,760
2020 count
Owner
State
State Highway Agency

About this bridge

SH 350 over Colorado River is a steel continuous stringer/multi-beam or girder carrying SH 350 over Colorado River in Scurry County, Texas. It was built in 1949 and reconstructed in 1974, so it is 76 years old, older 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 5 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 1,760 vehicles a day, roughly 23% of them trucks, projected to reach 3,520 by 2033. The structure is 331 ft (100.9 m) long and 54 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesSH 350
CrossesColorado River
Location1.25 MI N Mitchell CO LN
RouteState Highway 350
StateTexas
Coordinates32.53914, -101.05517
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+3 approach)
Design loadOther
Structure length331 ft (100.9 m)
Longest span75 ft (22.9 m)
Deck width54 ft (16.6 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,760 (2020)
Projected traffic3,520 by 2033
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 350 over Colorado River built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 1974.

What condition is SH 350 over Colorado River 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 May 2023.

How much traffic does SH 350 over Colorado River carry?

About 1,760 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is SH 350 over Colorado River?

The structure is 331 ft (100.9 m) long with a longest span of 75 ft (22.9 m) and a deck 54 ft wide.

Who owns SH 350 over Colorado River?

It is owned by the State Highway Agency.