US Bridges

I 70 Ml Ebnd over I 70 Frontage Road

Fair

Mesa County, Colorado · 1.3 MI E of JCT US 6 Ml · Structure no. H-03-BY

Built
1963
62 years old, rebuilt 1986
Condition
Fair
inspected March 2024
Type
Tee Beam
Concrete Continuous
Length
112 ft
3 main spans
Daily traffic
9,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml Ebnd over I 70 Frontage Road is a concrete continuous tee beam carrying I 70 Ml Ebnd over I 70 Frontage Road in Mesa County, Colorado. It was built in 1963 and reconstructed in 1986, so it is 62 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 9,000 vehicles a day, roughly 13% of them trucks, projected to reach 11,520 by 2040. The structure is 112 ft (34.1 m) long and 38 ft wide.

CarriesI 70 Ml Ebnd
CrossesI 70 Frontage Road
Location1.3 MI E of JCT US 6 Ml
RouteInterstate 70A
Coordinates39.14328, -108.31533
Functional classRural Principal Arterial - Interstate

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.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating35.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length112 ft (34.1 m)
Longest span44 ft (13.4 m)
Deck width38 ft (11.6 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,000 (2020)
Projected traffic11,520 by 2040
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I 70 Ml Ebnd over I 70 Frontage Road built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1986.

What condition is I 70 Ml Ebnd over I 70 Frontage Road 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 March 2024.

How much traffic does I 70 Ml Ebnd over I 70 Frontage Road carry?

About 9,000 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is I 70 Ml Ebnd over I 70 Frontage Road?

The structure is 112 ft (34.1 m) long with a longest span of 44 ft (13.4 m) and a deck 38 ft wide.

Who owns I 70 Ml Ebnd over I 70 Frontage Road?

It is owned by the State Highway Agency.