US Bridges

CR SW 3160 over Post Oak Creek

Fair

Navarro County, Texas · 2.12 MI West of JCT FM 55 · Structure no. 181750AA0589002

Built
1991
34 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
98 ft
1 main span
Daily traffic
100
2019 count
Owner
County
County Highway Agency

About this bridge

CR SW 3160 over Post Oak Creek is a steel stringer/multi-beam or girder carrying CR SW 3160 over Post Oak Creek in Navarro 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: open, posting recommended but not legally implemented.

It carries about 100 vehicles a day, projected to reach 20 by 2031. The structure is 98 ft (29.9 m) long and 20 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesCR SW 3160
CrossesPost Oak Creek
Location2.12 MI West of JCT FM 55
RouteCounty Highway 3160
StateTexas
Coordinates31.92965, -96.64678
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
Deck8 Very GoodNo problems noted.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, posting recommended but not legally implemented
ScourScour evaluation has not been made
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37 US tons
Inventory rating22 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1 (+2 approach)
Design loadUnknown
Structure length98 ft (29.9 m)
Longest span49 ft (14.9 m)
Deck width20 ft (6.2 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2019)
Projected traffic20 by 2031
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 CR SW 3160 over Post Oak Creek built?

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

What condition is CR SW 3160 over Post Oak 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 November 2024.

How much traffic does CR SW 3160 over Post Oak Creek carry?

About 100 vehicles per day (2019 count).

How long is CR SW 3160 over Post Oak Creek?

The structure is 98 ft (29.9 m) long with a longest span of 49 ft (14.9 m) and a deck 20 ft wide.

Who owns CR SW 3160 over Post Oak Creek?

It is owned by the County Highway Agency.