US Bridges

CR 310 over Cottonwood Creek

Fair

Limestone County, Texas · 4.60 MI SE of US 84 · Structure no. 091470AA0525001

Built
2005
20 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
60 ft
2 main spans
Daily traffic
55
2016 count
Owner
County
County Highway Agency

About this bridge

CR 310 over Cottonwood Creek is a steel continuous stringer/multi-beam or girder carrying CR 310 over Cottonwood Creek in Limestone County, Texas. It was built in 2005, so it is 20 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 55 vehicles a day, projected to reach 75 by 2036. The structure is 60 ft (18.3 m) long and 20 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesCR 310
CrossesCottonwood Creek
Location4.60 MI SE of US 84
RouteCounty Highway 310
CountyLimestone County
StateTexas
Coordinates31.59085, -96.8201
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 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.9 US tons
Inventory rating38 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+1 approach)
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span24 ft (7.3 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (2016)
Projected traffic75 by 2036
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$313,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 310 over Cottonwood Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is CR 310 over Cottonwood 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 310 over Cottonwood Creek carry?

About 55 vehicles per day (2016 count).

How long is CR 310 over Cottonwood Creek?

The structure is 60 ft (18.3 m) long with a longest span of 24 ft (7.3 m) and a deck 20 ft wide.

Who owns CR 310 over Cottonwood Creek?

It is owned by the County Highway Agency.