US Bridges

SH 392 Ml over Greeley Canal No 2

Good

Weld County, Colorado · 1.2 MI E of JCT SH 257 · Structure no. C-17-EZ

Built
1971
54 years old
Condition
Good
inspected December 2023
Type
Tee Beam
Prestressed Concrete
Length
82 ft
1 main span
Daily traffic
14,000
2020 count
Owner
State
State Highway Agency

About this bridge

SH 392 Ml over Greeley Canal No 2 is a prestressed concrete tee beam carrying SH 392 Ml over Greeley Canal No 2 in Weld County, Colorado. It was built in 1971, so it is 54 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 14,000 vehicles a day, roughly 6% of them trucks, projected to reach 20,580 by 2040. The structure is 82 ft (25 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
Location1.2 MI E of JCT SH 257
RouteState Highway 392B
Coordinates40.47975, -104.86732
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 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.4 US tons
Inventory rating31.2 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length82 ft (25 m)
Longest span79 ft (24 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,000 (2020)
Projected traffic20,580 by 2040
Trucks6%
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 1971, making it 54 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 14,000 vehicles per day (2020 count), of which roughly 6% are trucks.

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

The structure is 82 ft (25 m) long with a longest span of 79 ft (24 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.