US Bridges

US 36 Ml over Promenade Dr.

Fair

Jefferson County, Colorado · 0.2 MI NW Church Ranch RD · Structure no. E-16-WW

Built
2006
19 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
74,000
2020 count
Owner
State
State Highway Agency

About this bridge

US 36 Ml over Promenade Dr. is a prestressed concrete stringer/multi-beam or girder carrying US 36 Ml over Promenade Dr. in Jefferson County, Colorado. It was built in 2006, so it is 19 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 74,000 vehicles a day, roughly 3% of them trucks, projected to reach 86,580 by 2040. The structure is 60 ft (18.3 m) long and 174 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 36 Ml
CrossesPromenade Dr.
Location0.2 MI NW Church Ranch RD
RouteU.S. Route 36B
Coordinates39.88975, -105.07341
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length60 ft (18.3 m)
Longest span57 ft (17.4 m)
Deck width174 ft (53 m)
Roadway width77 ft (23.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic74,000 (2020)
Projected traffic86,580 by 2040
Trucks3%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byCity or Municipal 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 Promenade Dr. built?

It was built in 2006, making it 19 years old in 2025.

What condition is US 36 Ml over Promenade Dr. 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 2024.

How much traffic does US 36 Ml over Promenade Dr. carry?

About 74,000 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is US 36 Ml over Promenade Dr.?

The structure is 60 ft (18.3 m) long with a longest span of 57 ft (17.4 m) and a deck 174 ft wide.

Who owns US 36 Ml over Promenade Dr.?

It is owned by the State Highway Agency and maintained by the City or Municipal Highway Agency.