US Bridges

LA Cnty RD 127-1 over Dry Creek

Good

Laramie County, Wyoming · Cheyenne · Structure no. FEU

Built
1985
40 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete Continuous
Length
30 ft
3 main spans
Daily traffic
6,473
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

LA Cnty RD 127-1 over Dry Creek is a concrete continuous culvert carrying LA Cnty RD 127-1 over Dry Creek in Laramie County, Wyoming. It was built in 1985, so it is 40 years old, younger 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 6,473 vehicles a day, roughly 1% of them trucks, projected to reach 9,062 by 2043. The structure is 30 ft (9 m) long and 86 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLA Cnty RD 127-1
CrossesDry Creek
LocationCheyenne
RouteCity Street 4030
StateWyoming
Coordinates41.1592, -104.76836
Functional classUrban Minor Arterial

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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.4 US tons
Inventory rating38.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length30 ft (9 m)
Longest span8 ft (2.4 m)
Deck width86 ft (26.2 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,473 (2024)
Projected traffic9,062 by 2043
Trucks1%
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$9,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA Cnty RD 127-1 over Dry Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is LA Cnty RD 127-1 over Dry 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 December 2023.

How much traffic does LA Cnty RD 127-1 over Dry Creek carry?

About 6,473 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is LA Cnty RD 127-1 over Dry Creek?

The structure is 30 ft (9 m) long with a longest span of 8 ft (2.4 m) and a deck 86 ft wide.

Who owns LA Cnty RD 127-1 over Dry Creek?

It is owned by the City or Municipal Highway Agency.