US Bridges

Bus 20 WB over IH 20

Fair

Mitchell County, Texas · 1.5 MI E of SH 208 (s) · Structure no. 081680000601266

Built
1962
63 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
400 ft
4 main spans
Daily traffic
1,120
2011 count
Owner
State
State Highway Agency

About this bridge

Bus 20 WB over IH 20 is a steel continuous stringer/multi-beam or girder carrying Bus 20 WB over IH 20 in Mitchell County, Texas. It was built in 1962, so it is 63 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 1,120 vehicles a day, roughly 10% of them trucks, projected to reach 1,570 by 2031. The structure is 400 ft (121.9 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBus 20 WB
CrossesIH 20
Location1.5 MI E of SH 208 (s)
RouteState Highway 20
StateTexas
Coordinates32.39728, -100.81999
Functional classRural Major Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating31 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length400 ft (121.9 m)
Longest span100 ft (30.5 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,120 (2011)
Projected traffic1,570 by 2031
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 WB over IH 20 built?

It was built in 1962, making it 63 years old in 2025.

What condition is Bus 20 WB 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 May 2023.

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

About 1,120 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is Bus 20 WB over IH 20?

The structure is 400 ft (121.9 m) long with a longest span of 100 ft (30.5 m) and a deck 31 ft wide.

Who owns Bus 20 WB over IH 20?

It is owned by the State Highway Agency.