US Bridges

US 36 Ml over Draw

Good

Adams County, Colorado · 1.7 MI E of JCT I 70 · Structure no. F-18-BB

Built
1990
35 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
53 ft
3 main spans
Daily traffic
1,500
2020 count
Owner
State
State Highway Agency

About this bridge

US 36 Ml over Draw is a concrete culvert carrying US 36 Ml over Draw in Adams County, Colorado. It was built in 1990, so it is 35 years old, younger than the Colorado average of 42.2 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 1,500 vehicles a day, roughly 7% of them trucks, projected to reach 1,905 by 2040. The structure is 53 ft (16.2 m) long and 87 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 36 Ml
CrossesDraw
Location1.7 MI E of JCT I 70
RouteU.S. Route 36C
Coordinates39.74229, -104.61539
Functional classRural Minor Collector

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating35.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length53 ft (16.2 m)
Longest span19 ft (5.9 m)
Deck width87 ft (26.5 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2020)
Projected traffic1,905 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 1990, making it 35 years old in 2025.

What condition is US 36 Ml over Draw 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 September 2023.

How much traffic does US 36 Ml over Draw carry?

About 1,500 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is US 36 Ml over Draw?

The structure is 53 ft (16.2 m) long with a longest span of 19 ft (5.9 m) and a deck 87 ft wide.

Who owns US 36 Ml over Draw?

It is owned by the State Highway Agency.