US Bridges

IH 20 WB over SH 31

Good

Gregg County, Texas · 2.0 MI W of SH 42 · Structure no. 100930049507275

Built
1967
58 years old, rebuilt 2009
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
304 ft
2 main spans
Daily traffic
18,702
2020 count
Owner
State
State Highway Agency

About this bridge

IH 20 WB over SH 31 is a steel continuous stringer/multi-beam or girder carrying IH 20 WB over SH 31 in Gregg County, Texas. It was built in 1967 and reconstructed in 2009, so it is 58 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 18,702 vehicles a day, roughly 26% of them trucks, projected to reach 23,420 by 2033. The structure is 304 ft (92.7 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 20 WB
CrossesSH 31
Location2.0 MI W of SH 42
RouteInterstate 20
StateTexas
Coordinates32.43537, -94.82728
Functional classRural 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 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 rating61 US tons
Inventory rating37 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length304 ft (92.7 m)
Longest span87 ft (26.5 m)
Deck width52 ft (16 m)
Roadway width51 ft (15.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,702 (2020)
Projected traffic23,420 by 2033
Trucks26%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 IH 20 WB over SH 31 built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2009.

What condition is IH 20 WB over SH 31 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 November 2024.

How much traffic does IH 20 WB over SH 31 carry?

About 18,702 vehicles per day (2020 count), of which roughly 26% are trucks.

How long is IH 20 WB over SH 31?

The structure is 304 ft (92.7 m) long with a longest span of 87 ft (26.5 m) and a deck 52 ft wide.

Who owns IH 20 WB over SH 31?

It is owned by the State Highway Agency.