US Bridges

76th Avenue over NB Pena Blvd

Fair

Denver County, Colorado · 4.2 MI East of E-470 · Structure no. D-31-PB-650

Built
1992
33 years old
Condition
Fair
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
180 ft
1 main span
Daily traffic
55,210
2021 count
Owner
Local
Other Local Agency

About this bridge

76th Avenue over NB Pena Blvd is a prestressed concrete box beam or girders - multiple carrying 76th Avenue over NB Pena Blvd in Denver County, Colorado. It was built in 1992, so it is 33 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 55,210 vehicles a day, roughly 6% of them trucks, projected to reach 61,283 by 2041. The structure is 180 ft (55 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries76th Avenue
CrossesNB Pena Blvd
Location4.2 MI East of E-470
RouteCity Street 0
Coordinates39.83449, -104.67319
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating88.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length180 ft (55 m)
Longest span170 ft (51.7 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,210 (2021)
Projected traffic61,283 by 2041
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local 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 76th Avenue over NB Pena Blvd built?

It was built in 1992, making it 33 years old in 2025.

What condition is 76th Avenue over NB Pena Blvd in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2025.

How much traffic does 76th Avenue over NB Pena Blvd carry?

About 55,210 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is 76th Avenue over NB Pena Blvd?

The structure is 180 ft (55 m) long with a longest span of 170 ft (51.7 m) and a deck 39 ft wide.

Who owns 76th Avenue over NB Pena Blvd?

It is owned by the Other Local Agency.