US Bridges

County Road 48 over N. Sterling Outlet Canal

Good

Logan County, Colorado · 0.2 MI E of CO RD 41 · Structure no. LOG48-41.2-126A

Built
1993
32 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
104 ft
1 main span
Daily traffic
51
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 48 over N. Sterling Outlet Canal is a prestressed concrete stringer/multi-beam or girder carrying County Road 48 over N. Sterling Outlet Canal in Logan County, Colorado. It was built in 1993, so it is 32 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 51 vehicles a day, roughly 31% of them trucks, projected to reach 63 by 2042. The structure is 104 ft (31.7 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCounty Road 48
CrossesN. Sterling Outlet Canal
Location0.2 MI E of CO RD 41
RouteCounty Highway 0
CountyLogan County
StateColorado
Coordinates40.77528, -103.1875
Functional classRural Local

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 inspectionJanuary 2024
Inspection intervalevery 48 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 alignment7: Better than present minimum criteria
Operating rating86.6 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length104 ft (31.7 m)
Longest span96 ft (29.2 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51 (2023)
Projected traffic63 by 2042
Trucks31%
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

OwnerCounty Highway Agency
Maintained byCounty 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 County Road 48 over N. Sterling Outlet Canal built?

It was built in 1993, making it 32 years old in 2025.

What condition is County Road 48 over N. Sterling Outlet Canal 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 January 2024.

How much traffic does County Road 48 over N. Sterling Outlet Canal carry?

About 51 vehicles per day (2023 count), of which roughly 31% are trucks.

How long is County Road 48 over N. Sterling Outlet Canal?

The structure is 104 ft (31.7 m) long with a longest span of 96 ft (29.2 m) and a deck 34 ft wide.

Who owns County Road 48 over N. Sterling Outlet Canal?

It is owned by the County Highway Agency.