US Bridges

FM 2490 over N Fork Rock Creek

Fair

McLennan County, Texas · 2.7 MI NW of FM 1637 · Structure no. 091610239602002

Built
1959
66 years old, rebuilt 1997
Condition
Fair
inspected December 2024
Type
Culvert
Concrete
Length
23 ft
3 main spans
Daily traffic
6,818
2023 count
Owner
State
State Highway Agency

About this bridge

FM 2490 over N Fork Rock Creek is a concrete culvert carrying FM 2490 over N Fork Rock Creek in McLennan County, Texas. It was built in 1959 and reconstructed in 1997, so it is 66 years old, older 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 6,818 vehicles a day, roughly 7% of them trucks, projected to reach 8,182 by 2042. The structure is 23 ft (7 m) long and 55 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesFM 2490
CrossesN Fork Rock Creek
Location2.7 MI NW of FM 1637
RouteState Highway 2490
CountyMcLennan County
StateTexas
Coordinates31.66552, -97.26605
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 inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 spans3
Design loadOther
Structure length23 ft (7 m)
Longest span7 ft (2.1 m)
Deck width55 ft (16.9 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,818 (2023)
Projected traffic8,182 by 2042
Trucks7%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 2490 over N Fork Rock Creek built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1997.

What condition is FM 2490 over N Fork Rock 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 December 2024.

How much traffic does FM 2490 over N Fork Rock Creek carry?

About 6,818 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is FM 2490 over N Fork Rock Creek?

The structure is 23 ft (7 m) long with a longest span of 7 ft (2.1 m) and a deck 55 ft wide.

Who owns FM 2490 over N Fork Rock Creek?

It is owned by the State Highway Agency.