US Bridges

Elkhart Street over Sable Ditch

Good

Adams County, Colorado · W of Chambers & S of · Structure no. AUR03.6-H.4

Built
1981
44 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
74
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Elkhart Street over Sable Ditch is a concrete culvert carrying Elkhart Street over Sable Ditch in Adams County, Colorado. It was built in 1981, so it is 44 years old, older 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 74 vehicles a day, projected to reach 97 by 2041. The structure is 23 ft (7 m) long and 62 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesElkhart Street
CrossesSable Ditch
LocationW of Chambers & S of
RouteCity Street 0
Coordinates39.74991, -104.81582
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 inspectionOctober 2023
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 alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating32.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span11 ft (3.4 m)
Deck width62 ft (18.9 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic74 (2021)
Projected traffic97 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Elkhart Street over Sable Ditch built?

It was built in 1981, making it 44 years old in 2025.

What condition is Elkhart Street over Sable 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 October 2023.

How much traffic does Elkhart Street over Sable Ditch carry?

About 74 vehicles per day (2021 count).

How long is Elkhart Street over Sable Ditch?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.4 m) and a deck 62 ft wide.

Who owns Elkhart Street over Sable Ditch?

It is owned by the City or Municipal Highway Agency.