US Bridges

E 51st Avenue over South Platte River

Good

Denver County, Colorado · 0.3 MI East of Washington · Structure no. D-02-PR-012

Built
2024
1 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
257 ft
3 main spans
Daily traffic
—
Owner
City
City or Municipal Highway Agency

About this bridge

E 51st Avenue over South Platte River is a prestressed concrete continuous box beam or girders - multiple carrying E 51st Avenue over South Platte River in Denver County, Colorado. It was built in 2024, so it is 1 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.

No traffic count is recorded. The structure is 257 ft (78.4 m) long and 62 ft wide.

CarriesE 51st Avenue
CrossesSouth Platte River
Location0.3 MI East of Washington
RouteCity Street 0
Coordinates39.78851, -104.97271
Functional classUrban Minor Arterial

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 inspectionOctober 2024
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 alignment7: Better than present minimum criteria
Operating rating81 US tons
Inventory rating62.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length257 ft (78.4 m)
Longest span80 ft (24.3 m)
Deck width62 ft (18.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 E 51st Avenue over South Platte River built?

It was built in 2024, making it 1 years old in 2025.

What condition is E 51st Avenue over South Platte River 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 October 2024.

How much traffic does E 51st Avenue over South Platte River carry?

No traffic count is recorded for this structure.

How long is E 51st Avenue over South Platte River?

The structure is 257 ft (78.4 m) long with a longest span of 80 ft (24.3 m) and a deck 62 ft wide.

Who owns E 51st Avenue over South Platte River?

It is owned by the City or Municipal Highway Agency.