US Bridges

FM 9 over IH 20

Good

Harrison County, Texas · 1.15 MI SE of FM 134 · Structure no. 191030049510118

Built
1963
62 years old, rebuilt 2009
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
230 ft
4 main spans
Daily traffic
1,760
2013 count
Owner
State
State Highway Agency

About this bridge

FM 9 over IH 20 is a prestressed concrete stringer/multi-beam or girder carrying FM 9 over IH 20 in Harrison County, Texas. It was built in 1963 and reconstructed in 2009, so it is 62 years old, older 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 1,760 vehicles a day, roughly 11% of them trucks, projected to reach 2,470 by 2033. The structure is 230 ft (70.1 m) long and 46 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFM 9
CrossesIH 20
Location1.15 MI SE of FM 134
RouteState Highway 9
StateTexas
Coordinates32.47301, -94.06848
Functional classRural Major 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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length230 ft (70.1 m)
Longest span65 ft (19.8 m)
Deck width46 ft (14 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,760 (2013)
Projected traffic2,470 by 2033
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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 9 over IH 20 built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2009.

What condition is FM 9 over IH 20 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 9 over IH 20 carry?

About 1,760 vehicles per day (2013 count), of which roughly 11% are trucks.

How long is FM 9 over IH 20?

The structure is 230 ft (70.1 m) long with a longest span of 65 ft (19.8 m) and a deck 46 ft wide.

Who owns FM 9 over IH 20?

It is owned by the State Highway Agency.