US Bridges

I 76 Ml Ebnd over I 70 Ml Wbnd

Poor

Jefferson County, Colorado · In Arvada · Structure no. E-16-JX

Built
1982
43 years old
Condition
Poor
inspected January 2025
Type
Box Beam or Girders - Single or Spread
Steel
Length
202 ft
1 main span
Daily traffic
38,000
2020 count
Owner
State
State Highway Agency

About this bridge

I 76 Ml Ebnd over I 70 Ml Wbnd is a steel box beam or girders - single or spread carrying I 76 Ml Ebnd over I 70 Ml Wbnd in Jefferson County, Colorado. It was built in 1982, so it is 43 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 3 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 38,000 vehicles a day, roughly 11% of them trucks, projected to reach 50,160 by 2040. The structure is 202 ft (61.7 m) long and 97 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesI 76 Ml Ebnd
CrossesI 70 Ml Wbnd
LocationIn Arvada
RouteInterstate 76A
Coordinates39.78663, -105.07338
Functional classUrban 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.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.7 US tons
Inventory rating30.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length202 ft (61.7 m)
Longest span182 ft (55.4 m)
Deck width97 ft (29.7 m)
Roadway width94 ft (28.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,000 (2020)
Projected traffic50,160 by 2040
Trucks11%
Lanes on structure4
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed3.1 mi (5 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 76 Ml Ebnd over I 70 Ml Wbnd built?

It was built in 1982, making it 43 years old in 2025.

What condition is I 76 Ml Ebnd over I 70 Ml Wbnd 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 January 2025.

How much traffic does I 76 Ml Ebnd over I 70 Ml Wbnd carry?

About 38,000 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is I 76 Ml Ebnd over I 70 Ml Wbnd?

The structure is 202 ft (61.7 m) long with a longest span of 182 ft (55.4 m) and a deck 97 ft wide.

Who owns I 76 Ml Ebnd over I 70 Ml Wbnd?

It is owned by the State Highway Agency.