US Bridges

64th Avenue over Little Dry Crk Lrt/Rr

Good

Adams County, Colorado · .4 MI West of Pecos · Structure no. ADA064-02.1

Built
2016
9 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
376 ft
3 main spans
Daily traffic
4,530
2021 count
Owner
County
County Highway Agency

About this bridge

64th Avenue over Little Dry Crk Lrt/Rr is a prestressed concrete continuous stringer/multi-beam or girder carrying 64th Avenue over Little Dry Crk Lrt/Rr in Adams County, Colorado. It was built in 2016, so it is 9 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,530 vehicles a day, roughly 4% of them trucks, projected to reach 5,889 by 2041. The structure is 376 ft (114.6 m) long and 57 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries64th Avenue
CrossesLittle Dry Crk Lrt/Rr
Location.4 MI West of Pecos
RouteCounty Highway 0
Coordinates39.81273, -105.01409
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating56.1 US tons
Inventory rating43.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length376 ft (114.6 m)
Longest span133 ft (40.5 m)
Deck width57 ft (17.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,530 (2021)
Projected traffic5,889 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad and waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 64th Avenue over Little Dry Crk Lrt/Rr built?

It was built in 2016, making it 9 years old in 2025.

What condition is 64th Avenue over Little Dry Crk Lrt/Rr 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 January 2024.

How much traffic does 64th Avenue over Little Dry Crk Lrt/Rr carry?

About 4,530 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is 64th Avenue over Little Dry Crk Lrt/Rr?

The structure is 376 ft (114.6 m) long with a longest span of 133 ft (40.5 m) and a deck 57 ft wide.

Who owns 64th Avenue over Little Dry Crk Lrt/Rr?

It is owned by the County Highway Agency.