US Bridges

Ramp to I 70 Wbnd over Ramp to Chambers Road R

Good

Adams County, Colorado · E / Chambers RD N / I-70 · Structure no. E-17-RS

Built
1993
32 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
159 ft
1 main span
Daily traffic
33,000
2020 count
Owner
State
State Highway Agency

About this bridge

Ramp to I 70 Wbnd over Ramp to Chambers Road R is a steel stringer/multi-beam or girder carrying Ramp to I 70 Wbnd over Ramp to Chambers Road R in Adams County, Colorado. It was built in 1993, so it is 32 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 33,000 vehicles a day, roughly 11% of them trucks, projected to reach 46,200 by 2040. The structure is 159 ft (48.4 m) long and 36 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRamp to I 70 Wbnd
CrossesRamp to Chambers Road R
LocationE / Chambers RD N / I-70
RouteInterstate 70A
Coordinates39.77068, -104.80367
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.1 US tons
Inventory rating38 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length159 ft (48.4 m)
Longest span150 ft (45.6 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33,000 (2020)
Projected traffic46,200 by 2040
Trucks11%
Lanes on structure1
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 Ramp to I 70 Wbnd over Ramp to Chambers Road R built?

It was built in 1993, making it 32 years old in 2025.

What condition is Ramp to I 70 Wbnd over Ramp to Chambers Road R in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does Ramp to I 70 Wbnd over Ramp to Chambers Road R carry?

About 33,000 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is Ramp to I 70 Wbnd over Ramp to Chambers Road R?

The structure is 159 ft (48.4 m) long with a longest span of 150 ft (45.6 m) and a deck 36 ft wide.

Who owns Ramp to I 70 Wbnd over Ramp to Chambers Road R?

It is owned by the State Highway Agency.