US Bridges

US 36 Ml over Draw

Fair

Yuma County, Colorado · 9.2 MI E of JCT US 385 · Structure no. F-28-A

Built
1958
67 years old
Condition
Fair
inspected May 2023
Type
Culvert
Steel
Length
39 ft
2 main spans
Daily traffic
330
2020 count
Owner
State
State Highway Agency

About this bridge

US 36 Ml over Draw is a steel culvert carrying US 36 Ml over Draw in Yuma County, Colorado. It was built in 1958, so it is 67 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 330 vehicles a day, roughly 33% of them trucks, projected to reach 370 by 2040. The structure is 39 ft (11.9 m) long and 115 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 36 Ml
CrossesDraw
Location9.2 MI E of JCT US 385
RouteU.S. Route 36D
Coordinates39.74659, -102.08244
Functional classRural 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.5 US tons
Inventory rating63.6 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span17 ft (5.1 m)
Deck width115 ft (35.1 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic330 (2020)
Projected traffic370 by 2040
Trucks33%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 36 Ml over Draw built?

It was built in 1958, making it 67 years old in 2025.

What condition is US 36 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 May 2023.

How much traffic does US 36 Ml over Draw carry?

About 330 vehicles per day (2020 count), of which roughly 33% are trucks.

How long is US 36 Ml over Draw?

The structure is 39 ft (11.9 m) long with a longest span of 17 ft (5.1 m) and a deck 115 ft wide.

Who owns US 36 Ml over Draw?

It is owned by the State Highway Agency.