US Bridges

I-25 Service Road over Spring Creek

Fair

Platte County, Wyoming · El Rancho Intg North · Structure no. AEN

Built
1927
98 years old
Condition
Fair
inspected March 2024
Type
Tee Beam
Concrete
Length
30 ft
1 main span
Daily traffic
58
2024 count
Owner
State
State Highway Agency

About this bridge

I-25 Service Road over Spring Creek is a concrete tee beam carrying I-25 Service Road over Spring Creek in Platte County, Wyoming. It was built in 1927, so it is 98 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 58 vehicles a day, roughly 24% of them trucks, projected to reach 81 by 2043. The structure is 30 ft (9.1 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-25 Service Road
CrossesSpring Creek
LocationEl Rancho Intg North
StateWyoming
Coordinates42.26805, -105.04306
Functional classRural Local

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.4 US tons
Inventory rating35.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length30 ft (9.1 m)
Longest span29 ft (8.8 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58 (2024)
Projected traffic81 by 2043
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-25 Service Road over Spring Creek built?

It was built in 1927, making it 98 years old in 2025.

What condition is I-25 Service Road over Spring Creek 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 2024.

How much traffic does I-25 Service Road over Spring Creek carry?

About 58 vehicles per day (2024 count), of which roughly 24% are trucks.

How long is I-25 Service Road over Spring Creek?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.8 m) and a deck 35 ft wide.

Who owns I-25 Service Road over Spring Creek?

It is owned by the State Highway Agency.