US Bridges

9th Street over Spring Creek

Good

Albany County, Wyoming · 9th Street-Laramie · Structure no. DOH

Built
1960
65 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete Continuous
Length
36 ft
3 main spans
Daily traffic
1,762
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

9th Street over Spring Creek is a concrete continuous culvert carrying 9th Street over Spring Creek in Albany County, Wyoming. It was built in 1960, so it is 65 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,762 vehicles a day, roughly 4% of them trucks, projected to reach 2,467 by 2043. The structure is 36 ft (11 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries9th Street
CrossesSpring Creek
Location9th Street-Laramie
RouteCity Street 2507
StateWyoming
Coordinates41.30262, -105.58654
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadUnknown
Structure length36 ft (11 m)
Longest span14 ft (4.2 m)
Deck width52 ft (15.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,762 (2024)
Projected traffic2,467 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was 9th Street over Spring Creek built?

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

What condition is 9th Street over Spring Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2024.

How much traffic does 9th Street over Spring Creek carry?

About 1,762 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is 9th Street over Spring Creek?

The structure is 36 ft (11 m) long with a longest span of 14 ft (4.2 m) and a deck 52 ft wide.

Who owns 9th Street over Spring Creek?

It is owned by the City or Municipal Highway Agency.