US Bridges

IH 20 EB over Webb Afb RR Spur

Fair

Howard County, Texas · 2.1 MI W of US 87 · Structure no. 081150000505151

Built
1964
61 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
297 ft
5 main spans
Daily traffic
11,558
2019 count
Owner
State
State Highway Agency

About this bridge

IH 20 EB over Webb Afb RR Spur is a steel continuous stringer/multi-beam or girder carrying IH 20 EB over Webb Afb RR Spur in Howard County, Texas. It was built in 1964, so it is 61 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 11,558 vehicles a day, roughly 28% of them trucks, projected to reach 10,510 by 2033. The structure is 297 ft (90.5 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesIH 20 EB
CrossesWebb Afb RR Spur
Location2.1 MI W of US 87
RouteInterstate 20
CountyHoward County
StateTexas
Coordinates32.24505, -101.51685
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length297 ft (90.5 m)
Longest span65 ft (19.8 m)
Deck width40 ft (12.3 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,558 (2019)
Projected traffic10,510 by 2033
Trucks28%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed—
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 EB over Webb Afb RR Spur built?

It was built in 1964, making it 61 years old in 2025.

What condition is IH 20 EB over Webb Afb RR Spur in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does IH 20 EB over Webb Afb RR Spur carry?

About 11,558 vehicles per day (2019 count), of which roughly 28% are trucks.

How long is IH 20 EB over Webb Afb RR Spur?

The structure is 297 ft (90.5 m) long with a longest span of 65 ft (19.8 m) and a deck 40 ft wide.

Who owns IH 20 EB over Webb Afb RR Spur?

It is owned by the State Highway Agency.