US Bridges

County Road 38 over N. Sterling Inlet Canal

Fair

Logan County, Colorado · 50 Ft. W. of Co. Rd. 39 · Structure no. LOG38-37-108-A

Built
1991
34 years old
Condition
Fair
inspected January 2024
Type
Tee Beam
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
135
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 38 over N. Sterling Inlet Canal is a prestressed concrete tee beam carrying County Road 38 over N. Sterling Inlet Canal in Logan County, Colorado. It was built in 1991, so it is 34 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 135 vehicles a day, roughly 27% of them trucks, projected to reach 166 by 2042. The structure is 40 ft (12.3 m) long and 34 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

Location

Open in Google Maps
CarriesCounty Road 38
CrossesN. Sterling Inlet Canal
Location50 Ft. W. of Co. Rd. 39
RouteCounty Highway 0
CountyLogan County
StateColorado
Coordinates40.70194, -103.2225
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating31.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length40 ft (12.3 m)
Longest span37 ft (11.4 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic135 (2023)
Projected traffic166 by 2042
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 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 38 over N. Sterling Inlet Canal built?

It was built in 1991, making it 34 years old in 2025.

What condition is County Road 38 over N. Sterling Inlet Canal in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2024.

How much traffic does County Road 38 over N. Sterling Inlet Canal carry?

About 135 vehicles per day (2023 count), of which roughly 27% are trucks.

How long is County Road 38 over N. Sterling Inlet Canal?

The structure is 40 ft (12.3 m) long with a longest span of 37 ft (11.4 m) and a deck 34 ft wide.

Who owns County Road 38 over N. Sterling Inlet Canal?

It is owned by the County Highway Agency.