US Bridges

Silver Hill RD over Thompson Creek

Fair

Brazos County, Texas · 0.40 MI NE of SH 47 · Structure no. 170210AA0276001

Built
2006
19 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
110 ft
1 main span
Daily traffic
120
2018 count
Owner
County
County Highway Agency

About this bridge

Silver Hill RD over Thompson Creek is a steel stringer/multi-beam or girder carrying Silver Hill RD over Thompson Creek in Brazos County, Texas. It was built in 2006, so it is 19 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 120 vehicles a day, projected to reach 150 by 2038. The structure is 110 ft (33.5 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSilver Hill RD
CrossesThompson Creek
Location0.40 MI NE of SH 47
RouteCounty Highway 0
CountyBrazos County
StateTexas
Coordinates30.64388, -96.45172
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length110 ft (33.5 m)
Longest span60 ft (18.3 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2018)
Projected traffic150 by 2038
Trucks0%
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 Silver Hill RD over Thompson Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Silver Hill RD over Thompson 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 September 2023.

How much traffic does Silver Hill RD over Thompson Creek carry?

About 120 vehicles per day (2018 count).

How long is Silver Hill RD over Thompson Creek?

The structure is 110 ft (33.5 m) long with a longest span of 60 ft (18.3 m) and a deck 28 ft wide.

Who owns Silver Hill RD over Thompson Creek?

It is owned by the County Highway Agency.