US Bridges

County Road 28 over Highline Canal

Good

Sedgwick County, Colorado · 0.1 Mi. E. of Co. Rd. 5 · Structure no. SED28-5.1-28A

Built
1998
27 years old
Condition
Good
inspected November 2023
Type
Tee Beam
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
26
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 28 over Highline Canal is a prestressed concrete tee beam carrying County Road 28 over Highline Canal in Sedgwick County, Colorado. It was built in 1998, so it is 27 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 26 vehicles a day, roughly 56% of them trucks, projected to reach 31 by 2042. The structure is 30 ft (9.1 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 28
CrossesHighline Canal
Location0.1 Mi. E. of Co. Rd. 5
RouteCounty Highway 0
CountySedgwick County
StateColorado
Coordinates40.93928, -102.60922
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 protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.4 US tons
Inventory rating43.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span27 ft (8.3 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2022)
Projected traffic31 by 2042
Trucks56%
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 28 over Highline Canal built?

It was built in 1998, making it 27 years old in 2025.

What condition is County Road 28 over Highline 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 November 2023.

How much traffic does County Road 28 over Highline Canal carry?

About 26 vehicles per day (2022 count), of which roughly 56% are trucks.

How long is County Road 28 over Highline Canal?

The structure is 30 ft (9.1 m) long with a longest span of 27 ft (8.3 m) and a deck 34 ft wide.

Who owns County Road 28 over Highline Canal?

It is owned by the County Highway Agency.