US Bridges

I 70 Service RD over Draw

Good

Arapahoe County, Colorado · 5.3 MI E of JCT 36 Byers · Structure no. F-20-LA

Built
2022
3 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
105 ft
1 main span
Daily traffic
50
2016 count
Owner
State
State Highway Agency

About this bridge

I 70 Service RD over Draw is a prestressed concrete box beam or girders - single or spread carrying I 70 Service RD over Draw in Arapahoe County, Colorado. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 30% of them trucks, projected to reach 73 by 2036. The structure is 105 ft (32 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 70 Service RD
CrossesDraw
Location5.3 MI E of JCT 36 Byers
RouteInterstate 70A
Coordinates39.68774, -104.12888
Functional classRural 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating48.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length105 ft (32 m)
Longest span99 ft (30.2 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2016)
Projected traffic73 by 2036
Trucks30%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 Service RD over Draw built?

It was built in 2022, making it 3 years old in 2025.

What condition is I 70 Service RD over Draw 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 Service RD over Draw carry?

About 50 vehicles per day (2016 count), of which roughly 30% are trucks.

How long is I 70 Service RD over Draw?

The structure is 105 ft (32 m) long with a longest span of 99 ft (30.2 m) and a deck 43 ft wide.

Who owns I 70 Service RD over Draw?

It is owned by the State Highway Agency.