US Bridges

Ames Avenue over Unnamed Draw

Fair

Laramie County, Wyoming · T13N R066W S06 · Structure no. EOU

Built
1935
90 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete Continuous
Length
23 ft
3 main spans
Daily traffic
7,540
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Ames Avenue over Unnamed Draw is a concrete continuous culvert carrying Ames Avenue over Unnamed Draw in Laramie County, Wyoming. It was built in 1935, so it is 90 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 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 7,540 vehicles a day, roughly 5% of them trucks, projected to reach 10,556 by 2043. The structure is 23 ft (7.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAmes Avenue
CrossesUnnamed Draw
LocationT13N R066W S06
RouteCity Street 2
StateWyoming
Coordinates41.12814, -104.82446
Functional classUrban Minor 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.4 US tons
Inventory rating22.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadUnknown
Structure length23 ft (7.1 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,540 (2024)
Projected traffic10,556 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$12,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Ames Avenue over Unnamed Draw built?

It was built in 1935, making it 90 years old in 2025.

What condition is Ames Avenue over Unnamed Draw 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 December 2023.

How much traffic does Ames Avenue over Unnamed Draw carry?

About 7,540 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Ames Avenue over Unnamed Draw?

The structure is 23 ft (7.1 m) long with a longest span of 6 ft (1.8 m).

Who owns Ames Avenue over Unnamed Draw?

It is owned by the City or Municipal Highway Agency.