US Bridges

I 70 Wbnd over Accs Rd|rst Area|co Rivr

Fair

Garfield County, Colorado · Shoshone Power Plant · Structure no. F-08-AI

Built
1989
36 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
1,463 ft
10 main spans
Daily traffic
8,500
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Wbnd over Accs Rd|rst Area|co Rivr is a steel continuous box beam or girders - single or spread carrying I 70 Wbnd over Accs Rd|rst Area|co Rivr in Garfield County, Colorado. It was built in 1989, so it is 36 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 8,500 vehicles a day, roughly 13% of them trucks, projected to reach 10,455 by 2040. The structure is 1,463 ft (446 m) long and 35 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 70 Wbnd
CrossesAccs Rd|rst Area|co Rivr
LocationShoshone Power Plant
RouteInterstate 70A
Coordinates39.56837, -107.22958
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
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 rating20 US tons
Inventory rating15.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadHL 93
Structure length1,463 ft (446 m)
Longest span164 ft (50 m)
Deck width35 ft (10.8 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,500 (2020)
Projected traffic10,455 by 2040
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
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 Wbnd over Accs Rd|rst Area|co Rivr built?

It was built in 1989, making it 36 years old in 2025.

What condition is I 70 Wbnd over Accs Rd|rst Area|co Rivr 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 May 2024.

How much traffic does I 70 Wbnd over Accs Rd|rst Area|co Rivr carry?

About 8,500 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is I 70 Wbnd over Accs Rd|rst Area|co Rivr?

The structure is 1,463 ft (446 m) long with a longest span of 164 ft (50 m) and a deck 35 ft wide.

Who owns I 70 Wbnd over Accs Rd|rst Area|co Rivr?

It is owned by the State Highway Agency.