US Bridges

SH 392 Ml over Greeley Canal No 2

Good

Weld County, Colorado · 0.1 MI E of JCT US 85 · Structure no. C-18-BR

Built
1965
60 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
5,600
2020 count
Owner
State
State Highway Agency

About this bridge

SH 392 Ml over Greeley Canal No 2 is a concrete culvert carrying SH 392 Ml over Greeley Canal No 2 in Weld County, Colorado. It was built in 1965, so it is 60 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 5,600 vehicles a day, roughly 15% of them trucks, projected to reach 9,632 by 2040. The structure is 26 ft (8 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH 392 Ml
CrossesGreeley Canal No 2
Location0.1 MI E of JCT US 85
RouteState Highway 392B
Coordinates40.48094, -104.69761
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating62.3 US tons
Inventory rating37.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length26 ft (8 m)
Longest span26 ft (8 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,600 (2020)
Projected traffic9,632 by 2040
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SH 392 Ml over Greeley Canal No 2 built?

It was built in 1965, making it 60 years old in 2025.

What condition is SH 392 Ml over Greeley Canal No 2 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 SH 392 Ml over Greeley Canal No 2 carry?

About 5,600 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is SH 392 Ml over Greeley Canal No 2?

The structure is 26 ft (8 m) long with a longest span of 26 ft (8 m) and a deck 37 ft wide.

Who owns SH 392 Ml over Greeley Canal No 2?

It is owned by the State Highway Agency.