US Bridges

US 40 Ml over Draw

Fair

Cheyenne County, Colorado · 4.8 MI SE of Lincoln-Chyn · Structure no. I-25-D

Built
1959
66 years old, rebuilt 1989
Condition
Fair
inspected February 2025
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
3,800
2020 count
Owner
State
State Highway Agency

About this bridge

US 40 Ml over Draw is a concrete culvert carrying US 40 Ml over Draw in Cheyenne County, Colorado. It was built in 1959 and reconstructed in 1989, so it is 66 years old, older than the Colorado average of 42.2 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 3,800 vehicles a day, roughly 43% of them trucks, projected to reach 5,244 by 2040. The structure is 21 ft (6.4 m) long and 96 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesUS 40 Ml
CrossesDraw
Location4.8 MI SE of Lincoln-Chyn
RouteU.S. Route 40H
Coordinates38.79013, -102.93329
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating45.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width96 ft (29.3 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2020)
Projected traffic5,244 by 2040
Trucks43%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 40 Ml over Draw built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1989.

What condition is US 40 Ml over 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 February 2025.

How much traffic does US 40 Ml over Draw carry?

About 3,800 vehicles per day (2020 count), of which roughly 43% are trucks.

How long is US 40 Ml over Draw?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 96 ft wide.

Who owns US 40 Ml over Draw?

It is owned by the State Highway Agency.