US Bridges

I 70 Ml Ebnd over I 70 Buss Rt

Poor

Arapahoe County, Colorado · In Deertrail · Structure no. F-20-BC

Built
1965
60 years old
Condition
Poor
inspected May 2023
Type
Tee Beam
Concrete
Length
109 ft
3 main spans
Daily traffic
6,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 70 Ml Ebnd over I 70 Buss Rt is a concrete tee beam carrying I 70 Ml Ebnd over I 70 Buss Rt in Arapahoe County, Colorado. It was built in 1965, so it is 60 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 6,000 vehicles a day, roughly 32% of them trucks, projected to reach 7,260 by 2040. The structure is 109 ft (33.2 m) long and 42 ft wide.

CarriesI 70 Ml Ebnd
CrossesI 70 Buss Rt
LocationIn Deertrail
RouteInterstate 70A
Coordinates39.61466, -104.04081
Functional classRural Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.3 US tons
Inventory rating39.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length109 ft (33.2 m)
Longest span35 ft (10.7 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2020)
Projected traffic7,260 by 2040
Trucks32%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 I 70 Buss Rt built?

It was built in 1965, making it 60 years old in 2025.

What condition is I 70 Ml Ebnd over I 70 Buss Rt in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2023.

How much traffic does I 70 Ml Ebnd over I 70 Buss Rt carry?

About 6,000 vehicles per day (2020 count), of which roughly 32% are trucks.

How long is I 70 Ml Ebnd over I 70 Buss Rt?

The structure is 109 ft (33.2 m) long with a longest span of 35 ft (10.7 m) and a deck 42 ft wide.

Who owns I 70 Ml Ebnd over I 70 Buss Rt?

It is owned by the State Highway Agency.