US Bridges

FM 813 over IH 45

Good

Ellis County, Texas · 4.2 MI N of FM 879 · Structure no. 180710009204274

Built
1992
33 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
320 ft
4 main spans
Daily traffic
1,772
2023 count
Owner
State
State Highway Agency

About this bridge

FM 813 over IH 45 is a prestressed concrete stringer/multi-beam or girder carrying FM 813 over IH 45 in Ellis County, Texas. It was built in 1992, so it is 33 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 1,772 vehicles a day, roughly 20% of them trucks, projected to reach 3,440 by 2031. The structure is 320 ft (97.5 m) long and 42 ft wide.

CarriesFM 813
CrossesIH 45
Location4.2 MI N of FM 879
RouteState Highway 813
StateTexas
Coordinates32.43324, -96.66018
Functional classRural Minor Collector

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 geometry6: Equal to present minimum criteria
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 span85 ft (25.9 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,772 (2023)
Projected traffic3,440 by 2031
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 813 over IH 45 built?

It was built in 1992, making it 33 years old in 2025.

What condition is FM 813 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 813 over IH 45 carry?

About 1,772 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is FM 813 over IH 45?

The structure is 320 ft (97.5 m) long with a longest span of 85 ft (25.9 m) and a deck 42 ft wide.

Who owns FM 813 over IH 45?

It is owned by the State Highway Agency.