US Bridges

FM 227 over Silver Creek

Fair

Houston County, Texas · 4.70 MI W of SH 21 · Structure no. 111140093702022

Built
1989
36 years old, rebuilt 2001
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
48 ft
4 main spans
Daily traffic
275
2020 count
Owner
State
State Highway Agency

About this bridge

FM 227 over Silver Creek is a concrete culvert carrying FM 227 over Silver Creek in Houston County, Texas. It was built in 1989 and reconstructed in 2001, so it is 36 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 275 vehicles a day, roughly 14% of them trucks, projected to reach 480 by 2033. The structure is 48 ft (14.6 m) long and 45 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesFM 227
CrossesSilver Creek
Location4.70 MI W of SH 21
RouteState Highway 227
CountyHouston County
StateTexas
Coordinates31.53548, -95.32332
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span10 ft (3 m)
Deck width45 ft (13.7 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic275 (2020)
Projected traffic480 by 2033
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 FM 227 over Silver Creek built?

It was built in 1989, making it 36 years old in 2025. It was reconstructed in 2001.

What condition is FM 227 over 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 June 2024.

How much traffic does FM 227 over Silver Creek carry?

About 275 vehicles per day (2020 count), of which roughly 14% are trucks.

How long is FM 227 over Silver Creek?

The structure is 48 ft (14.6 m) long with a longest span of 10 ft (3 m) and a deck 45 ft wide.

Who owns FM 227 over Silver Creek?

It is owned by the State Highway Agency.