US Bridges

SH 61 Ml over Draw

Fair

Washington County, Colorado · 15.4 MI No of JCT US 34 · Structure no. C-25-G

Built
1965
60 years old
Condition
Fair
inspected August 2023
Type
Culvert
Steel
Length
33 ft
4 main spans
Daily traffic
440
2020 count
Owner
State
State Highway Agency

About this bridge

SH 61 Ml over Draw is a steel culvert carrying SH 61 Ml over Draw in Washington County, Colorado. It was built in 1965, so it is 60 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 440 vehicles a day, roughly 18% of them trucks, projected to reach 603 by 2040. The structure is 33 ft (10.1 m) long and 70 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSH 61 Ml
CrossesDraw
Location15.4 MI No of JCT US 34
RouteState Highway 61A
Coordinates40.36533, -102.9834
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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span6 ft (1.8 m)
Deck width70 ft (21.3 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic440 (2020)
Projected traffic603 by 2040
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 SH 61 Ml over Draw built?

It was built in 1965, making it 60 years old in 2025.

What condition is SH 61 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 SH 61 Ml over Draw carry?

About 440 vehicles per day (2020 count), of which roughly 18% are trucks.

How long is SH 61 Ml over Draw?

The structure is 33 ft (10.1 m) long with a longest span of 6 ft (1.8 m) and a deck 70 ft wide.

Who owns SH 61 Ml over Draw?

It is owned by the State Highway Agency.