US Bridges

I 70 Ml Ebnd over Smith Road UP RR

Good

Adams County, Colorado · 4.3 MI E of JCT I 225 · Structure no. E-17-AEJ

Built
2014
11 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
454 ft
3 main spans
Daily traffic
17,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml Ebnd over Smith Road UP RR is a steel continuous stringer/multi-beam or girder carrying I 70 Ml Ebnd over Smith Road UP RR in Adams County, Colorado. It was built in 2014, so it is 11 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 17,000 vehicles a day, roughly 16% of them trucks, projected to reach 25,500 by 2040. The structure is 454 ft (138.3 m) long and 63 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 70 Ml Ebnd
CrossesSmith Road UP RR
Location4.3 MI E of JCT I 225
RouteInterstate 70A
Coordinates39.75273, -104.75393
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 inspectionJune 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 rating53.6 US tons
Inventory rating39.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length454 ft (138.3 m)
Longest span159 ft (48.6 m)
Deck width63 ft (19.2 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,000 (2020)
Projected traffic25,500 by 2040
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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 Smith Road UP RR built?

It was built in 2014, making it 11 years old in 2025.

What condition is I 70 Ml Ebnd over Smith Road UP RR 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 June 2023.

How much traffic does I 70 Ml Ebnd over Smith Road UP RR carry?

About 17,000 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I 70 Ml Ebnd over Smith Road UP RR?

The structure is 454 ft (138.3 m) long with a longest span of 159 ft (48.6 m) and a deck 63 ft wide.

Who owns I 70 Ml Ebnd over Smith Road UP RR?

It is owned by the State Highway Agency.