US Bridges

SW 45th St. over Colly Cr.

Good

Shawnee County, Kansas · 457.20M E. of SW45th & Ga · Structure no. 427950895552N4C

Built
1987
38 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
53 ft
5 main spans
Daily traffic
2,750
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

SW 45th St. over Colly Cr. is a concrete culvert carrying SW 45th St. over Colly Cr. in Shawnee County, Kansas. It was built in 1987, so it is 38 years old, younger than the Kansas average of 52.8 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 2,750 vehicles a day, roughly 1% of them trucks, projected to reach 3,825 by 2043. The structure is 53 ft (16.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSW 45th St.
CrossesColly Cr.
Location457.20M E. of SW45th & Ga
RouteCity Street 5552
CountyShawnee County
StateKansas
Coordinates38.98595, -95.72505
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.6 US tons
Inventory rating18.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadH 20
Structure length53 ft (16.2 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic2,750 (2017)
Projected traffic3,825 by 2043
Trucks1%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 SW 45th St. over Colly Cr. built?

It was built in 1987, making it 38 years old in 2025.

What condition is SW 45th St. over Colly Cr. 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 October 2023.

How much traffic does SW 45th St. over Colly Cr. carry?

About 2,750 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is SW 45th St. over Colly Cr.?

The structure is 53 ft (16.2 m) long with a longest span of 10 ft (3 m).

Who owns SW 45th St. over Colly Cr.?

It is owned by the City or Municipal Highway Agency.