US Bridges

FM 1181 over IH 45

Good

Ellis County, Texas · 0.8 MI S of SH 34 · Structure no. 180710009205336

Built
1996
29 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
320 ft
4 main spans
Daily traffic
6,042
2022 count
Owner
State
State Highway Agency

About this bridge

FM 1181 over IH 45 is a prestressed concrete box beam or girders - multiple carrying FM 1181 over IH 45 in Ellis County, Texas. It was built in 1996, so it is 29 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 6,042 vehicles a day, roughly 17% of them trucks, projected to reach 6,170 by 2031. The structure is 320 ft (97.5 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFM 1181
CrossesIH 45
Location0.8 MI S of SH 34
RouteState Highway 1181
StateTexas
Coordinates32.32468, -96.60884
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length320 ft (97.5 m)
Longest span80 ft (24.4 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,042 (2022)
Projected traffic6,170 by 2031
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 FM 1181 over IH 45 built?

It was built in 1996, making it 29 years old in 2025.

What condition is FM 1181 over IH 45 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 September 2023.

How much traffic does FM 1181 over IH 45 carry?

About 6,042 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is FM 1181 over IH 45?

The structure is 320 ft (97.5 m) long with a longest span of 80 ft (24.4 m) and a deck 42 ft wide.

Who owns FM 1181 over IH 45?

It is owned by the State Highway Agency.