US Bridges

US 6 Ml over Draw

Poor

Phillips County, Colorado · 1.8 MI E of JCT US 385 · Structure no. B-27-F

Built
1934
91 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
71 ft
3 main spans
Daily traffic
1,500
2020 count
Owner
State
State Highway Agency

About this bridge

US 6 Ml over Draw is a wood or timber stringer/multi-beam or girder carrying US 6 Ml over Draw in Phillips County, Colorado. It was built in 1934, so it is 91 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 1,500 vehicles a day, roughly 20% of them trucks, projected to reach 1,680 by 2040. The structure is 71 ft (21.5 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 6 Ml
CrossesDraw
Location1.8 MI E of JCT US 385
RouteU.S. Route 6J
Coordinates40.58569, -102.26737
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.6 US tons
Inventory rating27.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadH 15
Structure length71 ft (21.5 m)
Longest span24 ft (7.2 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2020)
Projected traffic1,680 by 2040
Trucks20%
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 6 Ml over Draw built?

It was built in 1934, making it 91 years old in 2025.

What condition is US 6 Ml over Draw in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does US 6 Ml over Draw carry?

About 1,500 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is US 6 Ml over Draw?

The structure is 71 ft (21.5 m) long with a longest span of 24 ft (7.2 m) and a deck 30 ft wide.

Who owns US 6 Ml over Draw?

It is owned by the State Highway Agency.