US Bridges

FM 3090 over SH 6

Fair

Grimes County, Texas · 1.05 MI NW of SH 90 · Structure no. 170940005003055

Built
1971
54 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
290 ft
2 main spans
Daily traffic
1,464
2021 count
Owner
State
State Highway Agency

About this bridge

FM 3090 over SH 6 is a prestressed concrete stringer/multi-beam or girder carrying FM 3090 over SH 6 in Grimes County, Texas. It was built in 1971, so it is 54 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 1,464 vehicles a day, roughly 9% of them trucks, projected to reach 2,050 by 2041. The structure is 290 ft (88.4 m) long and 46 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesFM 3090
CrossesSH 6
Location1.05 MI NW of SH 90
RouteState Highway 3090
CountyGrimes County
StateTexas
Coordinates30.40754, -96.08427
Functional classUrban Minor Arterial

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.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating34.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length290 ft (88.4 m)
Longest span100 ft (30.5 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,464 (2021)
Projected traffic2,050 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was FM 3090 over SH 6 built?

It was built in 1971, making it 54 years old in 2025.

What condition is FM 3090 over SH 6 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 May 2023.

How much traffic does FM 3090 over SH 6 carry?

About 1,464 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is FM 3090 over SH 6?

The structure is 290 ft (88.4 m) long with a longest span of 100 ft (30.5 m) and a deck 46 ft wide.

Who owns FM 3090 over SH 6?

It is owned by the State Highway Agency.