US Bridges

Bi 40 EB over Coulter ST

Fair

Potter County, Texas · 0.95 MI E of Lp 335 · Structure no. 041880009005070

Built
1974
51 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
165 ft
1 main span
Daily traffic
5,892
2018 count
Owner
State
State Highway Agency

About this bridge

Bi 40 EB over Coulter ST is a prestressed concrete stringer/multi-beam or girder carrying Bi 40 EB over Coulter ST in Potter County, Texas. It was built in 1974, so it is 51 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 5 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 5,892 vehicles a day, roughly 37% of them trucks, projected to reach 7,600 by 2033. The structure is 165 ft (50.3 m) long and 44 ft wide.

Location

Open in Google Maps
CarriesBi 40 EB
CrossesCoulter ST
Location0.95 MI E of Lp 335
RouteState Highway 40
CountyPotter County
StateTexas
Coordinates35.19194, -101.92043
Functional classUrban Other Principal Arterial

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length165 ft (50.3 m)
Longest span85 ft (25.9 m)
Deck width44 ft (13.5 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,892 (2018)
Projected traffic7,600 by 2033
Trucks37%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 Bi 40 EB over Coulter ST built?

It was built in 1974, making it 51 years old in 2025.

What condition is Bi 40 EB over Coulter ST 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 July 2023.

How much traffic does Bi 40 EB over Coulter ST carry?

About 5,892 vehicles per day (2018 count), of which roughly 37% are trucks.

How long is Bi 40 EB over Coulter ST?

The structure is 165 ft (50.3 m) long with a longest span of 85 ft (25.9 m) and a deck 44 ft wide.

Who owns Bi 40 EB over Coulter ST?

It is owned by the State Highway Agency.