US Bridges

Bus 20 EB over IH 20

Fair

Nolan County, Texas · 3.85 MI W of SH 70 · Structure no. 081770000602189

Built
1960
65 years old, rebuilt 1986
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
403 ft
4 main spans
Daily traffic
2,520
2013 count
Owner
State
State Highway Agency

About this bridge

Bus 20 EB over IH 20 is a steel continuous stringer/multi-beam or girder carrying Bus 20 EB over IH 20 in Nolan County, Texas. It was built in 1960 and reconstructed in 1986, so it is 65 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 2,520 vehicles a day, roughly 31% of them trucks, projected to reach 3,530 by 2033. The structure is 403 ft (122.8 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesBus 20 EB
CrossesIH 20
Location3.85 MI W of SH 70
RouteState Highway 20
CountyNolan County
StateTexas
Coordinates32.45361, -100.46401
Functional classRural Principal Arterial - Other

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMarch 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 alignment6: Equal to present minimum criteria
Operating rating47 US tons
Inventory rating28 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length403 ft (122.8 m)
Longest span100 ft (30.5 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,520 (2013)
Projected traffic3,530 by 2033
Trucks31%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 Bus 20 EB over IH 20 built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1986.

What condition is Bus 20 EB over IH 20 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 March 2023.

How much traffic does Bus 20 EB over IH 20 carry?

About 2,520 vehicles per day (2013 count), of which roughly 31% are trucks.

How long is Bus 20 EB over IH 20?

The structure is 403 ft (122.8 m) long with a longest span of 100 ft (30.5 m) and a deck 38 ft wide.

Who owns Bus 20 EB over IH 20?

It is owned by the State Highway Agency.