US Bridges

IH 10 over FM 3180

Good

Chambers County, Texas · IH 10 @ FM 3180 · Structure no. 200360050802484

Built
2020
5 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,680 ft
2 main spans
Daily traffic
84,431
2022 count
Owner
State
State Highway Agency

About this bridge

IH 10 over FM 3180 is a prestressed concrete stringer/multi-beam or girder carrying IH 10 over FM 3180 in Chambers County, Texas. It was built in 2020, so it is 5 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 84,431 vehicles a day, roughly 21% of them trucks, projected to reach 108,600 by 2038. The structure is 1,680 ft (512.1 m) long and 116 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 10
CrossesFM 3180
LocationIH 10 @ FM 3180
RouteInterstate 10
StateTexas
Coordinates29.8261, -94.84669
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+13 approach)
Design loadHL 93
Structure length1,680 ft (512.1 m)
Longest span125 ft (38.1 m)
Deck width116 ft (35.4 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic84,431 (2022)
Projected traffic108,600 by 2038
Trucks21%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 10 over FM 3180 built?

It was built in 2020, making it 5 years old in 2025.

What condition is IH 10 over FM 3180 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does IH 10 over FM 3180 carry?

About 84,431 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is IH 10 over FM 3180?

The structure is 1,680 ft (512.1 m) long with a longest span of 125 ft (38.1 m) and a deck 116 ft wide.

Who owns IH 10 over FM 3180?

It is owned by the State Highway Agency.