US Bridges

112th Avenue over Fulton Ditch

Good

Adams County, Colorado · 350 Ft E of Brighton Road · Structure no. COMC-13-0.4-01A

Built
2021
4 years old
Condition
Good
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
4,010
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

112th Avenue over Fulton Ditch is a prestressed concrete box beam or girders - multiple carrying 112th Avenue over Fulton Ditch in Adams County, Colorado. It was built in 2021, so it is 4 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 4,010 vehicles a day, roughly 15% of them trucks, projected to reach 7,138 by 2037. The structure is 56 ft (17.1 m) long and 41 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries112th Avenue
CrossesFulton Ditch
Location350 Ft E of Brighton Road
RouteCity Street 0
Coordinates39.89968, -104.87913
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length56 ft (17.1 m)
Longest span48 ft (14.6 m)
Deck width41 ft (12.4 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,010 (2017)
Projected traffic7,138 by 2037
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 112th Avenue over Fulton Ditch built?

It was built in 2021, making it 4 years old in 2025.

What condition is 112th Avenue over Fulton 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 December 2023.

How much traffic does 112th Avenue over Fulton Ditch carry?

About 4,010 vehicles per day (2017 count), of which roughly 15% are trucks.

How long is 112th Avenue over Fulton Ditch?

The structure is 56 ft (17.1 m) long with a longest span of 48 ft (14.6 m) and a deck 41 ft wide.

Who owns 112th Avenue over Fulton Ditch?

It is owned by the City or Municipal Highway Agency.