US Bridges

US 36 Ml over Draw

Fair

Adams County, Colorado · 9.7 MI E of JCT I-70 · Structure no. E-19-Y

Built
1983
42 years old
Condition
Fair
inspected August 2023
Type
Culvert
Steel
Length
28 ft
5 main spans
Daily traffic
1,900
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 Adams County, Colorado. It was built in 1983, so it is 42 years old, younger 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 1,900 vehicles a day, roughly 6% of them trucks, projected to reach 2,565 by 2040. The structure is 28 ft (8.5 m) long and 84 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 36 Ml
CrossesDraw
Location9.7 MI E of JCT I-70
RouteU.S. Route 36C
Coordinates39.75614, -104.46399
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 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 rating71.4 US tons
Inventory rating55.3 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans5
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span4 ft (1.2 m)
Deck width84 ft (25.6 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2020)
Projected traffic2,565 by 2040
Trucks6%
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 1983, making it 42 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 August 2023.

How much traffic does US 36 Ml over Draw carry?

About 1,900 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is US 36 Ml over Draw?

The structure is 28 ft (8.5 m) long with a longest span of 4 ft (1.2 m) and a deck 84 ft wide.

Who owns US 36 Ml over Draw?

It is owned by the State Highway Agency.