US Bridges

11th Street over Greeley No. 3 Ditch

Good

Weld County, Colorado · 0.9 MI E of 18th Ave · Structure no. GREELEY-000005A

Built
1986
39 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
613
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

11th Street over Greeley No. 3 Ditch is a concrete culvert carrying 11th Street over Greeley No. 3 Ditch in Weld County, Colorado. It was built in 1986, so it is 39 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 613 vehicles a day, roughly 5% of them trucks, projected to reach 871 by 2043. The structure is 21 ft (6.3 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries11th Street
CrossesGreeley No. 3 Ditch
Location0.9 MI E of 18th Ave
RouteCity Street 0
Coordinates40.42135, -104.70614
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 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 alignment6: Equal to present minimum criteria
Operating rating74.7 US tons
Inventory rating44.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span21 ft (6.3 m)
Deck width55 ft (16.9 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic613 (2023)
Projected traffic871 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
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 11th Street over Greeley No. 3 Ditch built?

It was built in 1986, making it 39 years old in 2025.

What condition is 11th Street over Greeley No. 3 Ditch 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 April 2024.

How much traffic does 11th Street over Greeley No. 3 Ditch carry?

About 613 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is 11th Street over Greeley No. 3 Ditch?

The structure is 21 ft (6.3 m) long with a longest span of 21 ft (6.3 m) and a deck 55 ft wide.

Who owns 11th Street over Greeley No. 3 Ditch?

It is owned by the City or Municipal Highway Agency.