US Bridges

County Road 52 over N. Sterling Outlet Canal

PoorPosted for load

Logan County, Colorado · 1.8 MI E of CO RD 45 · Structure no. LOG52-47.8-142A

Built
1985
40 years old
Condition
Poor
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
56 ft
2 main spans
Daily traffic
33
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 52 over N. Sterling Outlet Canal is a steel stringer/multi-beam or girder carrying County Road 52 over N. Sterling Outlet Canal in Logan County, Colorado. It was built in 1985, so it is 40 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 33 vehicles a day, roughly 33% of them trucks, projected to reach 41 by 2042. The structure is 56 ft (17.2 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Road 52
CrossesN. Sterling Outlet Canal
Location1.8 MI E of CO RD 45
RouteCounty Highway 0
Coordinates40.80444, -103.11722
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating29.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length56 ft (17.2 m)
Longest span27 ft (8.1 m)
Deck width27 ft (8.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33 (2023)
Projected traffic41 by 2042
Trucks33%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 52 over N. Sterling Outlet Canal built?

It was built in 1985, making it 40 years old in 2025.

What condition is County Road 52 over N. Sterling Outlet Canal in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2024.

How much traffic does County Road 52 over N. Sterling Outlet Canal carry?

About 33 vehicles per day (2023 count), of which roughly 33% are trucks.

How long is County Road 52 over N. Sterling Outlet Canal?

The structure is 56 ft (17.2 m) long with a longest span of 27 ft (8.1 m) and a deck 27 ft wide.

Who owns County Road 52 over N. Sterling Outlet Canal?

It is owned by the County Highway Agency.