US Bridges

County Road 35 over Springdale Ditch

Good

Logan County, Colorado · 0.6 Mi. N. of Co. Rd. 24 · Structure no. LOG35-24.6-263

Built
1993
32 years old
Condition
Good
inspected January 2024
Type
Tee Beam
Prestressed Concrete
Length
25 ft
1 main span
Daily traffic
647
2023 count
Owner
County
County Highway Agency

About this bridge

County Road 35 over Springdale Ditch is a prestressed concrete tee beam carrying County Road 35 over Springdale Ditch 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 647 vehicles a day, roughly 29% of them trucks, projected to reach 796 by 2042. The structure is 25 ft (7.6 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCounty Road 35
CrossesSpringdale Ditch
Location0.6 Mi. N. of Co. Rd. 24
RouteCounty Highway 0
CountyLogan County
StateColorado
Coordinates40.60431, -103.25867
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating40.2 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span22 ft (6.7 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic647 (2023)
Projected traffic796 by 2042
Trucks29%
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 35 over Springdale Ditch built?

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

What condition is County Road 35 over Springdale Ditch 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 35 over Springdale Ditch carry?

About 647 vehicles per day (2023 count), of which roughly 29% are trucks.

How long is County Road 35 over Springdale Ditch?

The structure is 25 ft (7.6 m) long with a longest span of 22 ft (6.7 m) and a deck 31 ft wide.

Who owns County Road 35 over Springdale Ditch?

It is owned by the County Highway Agency.