US Bridges

I 70 Access RD over I 70 Ml

Fair

Garfield County, Colorado · 1.5 MI E. of New Castle · Structure no. F-07-AS

Built
1971
54 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
181 ft
2 main spans
Daily traffic
5
2023 count
Owner
State
State Highway Agency

About this bridge

I 70 Access RD over I 70 Ml is a steel continuous stringer/multi-beam or girder carrying I 70 Access RD over I 70 Ml in Garfield County, Colorado. It was built in 1971, so it is 54 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 5 vehicles a day, roughly 10% of them trucks, projected to reach 6 by 2042. The structure is 181 ft (55.1 m) long and 20 ft wide. If it were closed, the detour would be 62.1 mi (100 km).

CarriesI 70 Access RD
CrossesI 70 Ml
Location1.5 MI E. of New Castle
RouteInterstate 70A
Coordinates39.56885, -107.48642
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
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
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.3 US tons
Inventory rating37.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length181 ft (55.1 m)
Longest span89 ft (27 m)
Deck width20 ft (6.2 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2023)
Projected traffic6 by 2042
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesHighway
Detour if closed62.1 mi (100 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 Access RD over I 70 Ml built?

It was built in 1971, making it 54 years old in 2025.

What condition is I 70 Access RD over I 70 Ml 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 November 2024.

How much traffic does I 70 Access RD over I 70 Ml carry?

About 5 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is I 70 Access RD over I 70 Ml?

The structure is 181 ft (55.1 m) long with a longest span of 89 ft (27 m) and a deck 20 ft wide.

Who owns I 70 Access RD over I 70 Ml?

It is owned by the State Highway Agency.