US Bridges

US 6 Ml Ebnd over Burlington Canal

Fair

Adams County, Colorado · Just S of I-76 Intrchng · Structure no. E-17-EO

Built
1948
77 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
77 ft
2 main spans
Daily traffic
9,500
2020 count
Owner
State
State Highway Agency

About this bridge

US 6 Ml Ebnd over Burlington Canal is a steel continuous stringer/multi-beam or girder carrying US 6 Ml Ebnd over Burlington Canal in Adams County, Colorado. It was built in 1948, so it is 77 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 5 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 9,500 vehicles a day, roughly 17% of them trucks, projected to reach 10,450 by 2040. The structure is 77 ft (23.4 m) long and 34 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 6 Ml Ebnd
CrossesBurlington Canal
LocationJust S of I-76 Intrchng
RouteU.S. Route 6H
Coordinates39.84151, -104.92416
Functional classUrban Other Principal 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.1 US tons
Inventory rating28.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length77 ft (23.4 m)
Longest span38 ft (11.7 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,500 (2020)
Projected traffic10,450 by 2040
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 6 Ml Ebnd over Burlington Canal built?

It was built in 1948, making it 77 years old in 2025.

What condition is US 6 Ml Ebnd over Burlington Canal 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 June 2024.

How much traffic does US 6 Ml Ebnd over Burlington Canal carry?

About 9,500 vehicles per day (2020 count), of which roughly 17% are trucks.

How long is US 6 Ml Ebnd over Burlington Canal?

The structure is 77 ft (23.4 m) long with a longest span of 38 ft (11.7 m) and a deck 34 ft wide.

Who owns US 6 Ml Ebnd over Burlington Canal?

It is owned by the State Highway Agency.