US Bridges

I-25 Sbl over Wyo 94 (esterbrook Rd)

Fair

Converse County, Wyoming · Douglas Marginal · Structure no. AGC

Built
1966
59 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
140 ft
3 main spans
Daily traffic
4,416
2024 count
Owner
State
State Highway Agency

About this bridge

I-25 Sbl over Wyo 94 (esterbrook Rd) is a concrete continuous box beam or girders - multiple carrying I-25 Sbl over Wyo 94 (esterbrook Rd) in Converse County, Wyoming. It was built in 1966, so it is 59 years old, older than the Wyoming average of 48.4 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 4,416 vehicles a day, roughly 25% of them trucks, projected to reach 6,182 by 2043. The structure is 140 ft (42.7 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-25 Sbl
CrossesWyo 94 (esterbrook Rd)
LocationDouglas Marginal
RouteInterstate 25
StateWyoming
Coordinates42.75556, -105.40809
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 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 rating66 US tons
Inventory rating39 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length140 ft (42.7 m)
Longest span54 ft (16.5 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic4,416 (2024)
Projected traffic6,182 by 2043
Trucks25%
Lanes on structure2
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 statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$3,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-25 Sbl over Wyo 94 (esterbrook Rd) built?

It was built in 1966, making it 59 years old in 2025.

What condition is I-25 Sbl over Wyo 94 (esterbrook Rd) 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 April 2023.

How much traffic does I-25 Sbl over Wyo 94 (esterbrook Rd) carry?

About 4,416 vehicles per day (2024 count), of which roughly 25% are trucks.

How long is I-25 Sbl over Wyo 94 (esterbrook Rd)?

The structure is 140 ft (42.7 m) long with a longest span of 54 ft (16.5 m) and a deck 41 ft wide.

Who owns I-25 Sbl over Wyo 94 (esterbrook Rd)?

It is owned by the State Highway Agency.