US Bridges

I 70 Ml Ebnd over County Roads 22N 89

Fair

Arapahoe County, Colorado · 0.7 MI E of JCT US 36 · Structure no. F-18-AQ

Built
1960
65 years old, rebuilt 1985
Condition
Fair
inspected June 2023
Type
Tee Beam
Concrete
Length
94 ft
3 main spans
Daily traffic
13,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml Ebnd over County Roads 22N 89 is a concrete tee beam carrying I 70 Ml Ebnd over County Roads 22N 89 in Arapahoe County, Colorado. It was built in 1960 and reconstructed in 1985, so it is 65 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 13,000 vehicles a day, roughly 19% of them trucks, projected to reach 17,030 by 2040. The structure is 94 ft (28.7 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 70 Ml Ebnd
CrossesCounty Roads 22N 89
Location0.7 MI E of JCT US 36
RouteInterstate 70A
Coordinates39.73848, -104.634
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.7 US tons
Inventory rating48.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length94 ft (28.7 m)
Longest span30 ft (9 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2020)
Projected traffic17,030 by 2040
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
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 County Roads 22N 89 built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1985.

What condition is I 70 Ml Ebnd over County Roads 22N 89 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 2023.

How much traffic does I 70 Ml Ebnd over County Roads 22N 89 carry?

About 13,000 vehicles per day (2020 count), of which roughly 19% are trucks.

How long is I 70 Ml Ebnd over County Roads 22N 89?

The structure is 94 ft (28.7 m) long with a longest span of 30 ft (9 m) and a deck 42 ft wide.

Who owns I 70 Ml Ebnd over County Roads 22N 89?

It is owned by the State Highway Agency.