US Bridges

CR 430 over Big Silver Creek

Fair

Mitchell County, Texas · 2.2 MI S of CR 434 · Structure no. 081680AA0290001

Built
1991
34 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
91 ft
3 main spans
Daily traffic
24
2020 count
Owner
County
County Highway Agency

About this bridge

CR 430 over Big Silver Creek is a concrete stringer/multi-beam or girder carrying CR 430 over Big Silver Creek in Mitchell County, Texas. It was built in 1991, so it is 34 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 24 vehicles a day, projected to reach 50 by 2027. The structure is 91 ft (27.7 m) long and 26 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesCR 430
CrossesBig Silver Creek
Location2.2 MI S of CR 434
RouteCounty Highway 430
CountyMitchell County
StateTexas
Coordinates32.27163, -100.67254
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length91 ft (27.7 m)
Longest span30 ft (9.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24 (2020)
Projected traffic50 by 2027
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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$59,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 430 over Big Silver Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is CR 430 over Big Silver 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 March 2024.

How much traffic does CR 430 over Big Silver Creek carry?

About 24 vehicles per day (2020 count).

How long is CR 430 over Big Silver Creek?

The structure is 91 ft (27.7 m) long with a longest span of 30 ft (9.1 m) and a deck 26 ft wide.

Who owns CR 430 over Big Silver Creek?

It is owned by the County Highway Agency.