US Bridges

SH 392 Ml over Greeley Canal No 2

Good

Weld County, Colorado · 9.1 MI E of JCT SH 257 · Structure no. C-18-AD

Built
1969
56 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
6,500
2020 count
Owner
State
State Highway Agency

About this bridge

SH 392 Ml over Greeley Canal No 2 is a steel stringer/multi-beam or girder carrying SH 392 Ml over Greeley Canal No 2 in Weld County, Colorado. It was built in 1969, so it is 56 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 6,500 vehicles a day, roughly 15% of them trucks, projected to reach 10,075 by 2040. The structure is 32 ft (9.8 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH 392 Ml
CrossesGreeley Canal No 2
Location9.1 MI E of JCT SH 257
RouteState Highway 392B
Coordinates40.48094, -104.71414
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.9 US tons
Inventory rating35.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span30 ft (9.1 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,500 (2020)
Projected traffic10,075 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 1969, making it 56 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 November 2023.

How much traffic does SH 392 Ml over Greeley Canal No 2 carry?

About 6,500 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 32 ft (9.8 m) long with a longest span of 30 ft (9.1 m) and a deck 47 ft wide.

Who owns SH 392 Ml over Greeley Canal No 2?

It is owned by the State Highway Agency.