US Bridges

Ferguson Rd. over Big Slough CR Perry Lake

GoodPosted for load

Jefferson County, Kansas · 4.5N 0.5W of Perry · Structure no. 000000000440013

Built
1968
57 years old, rebuilt 2011
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
634 ft
6 main spans
Daily traffic
1,705
2019 count
Owner
County
County Highway Agency

About this bridge

Ferguson Rd. over Big Slough CR Perry Lake is a steel continuous stringer/multi-beam or girder carrying Ferguson Rd. over Big Slough CR Perry Lake in Jefferson County, Kansas. It was built in 1968 and reconstructed in 2011, so it is 57 years old, older 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. Its operating status is: posted for load restriction.

It carries about 1,705 vehicles a day, roughly 1% of them trucks, projected to reach 1,851 by 2040. The structure is 634 ft (193.2 m) long and 27 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesFerguson Rd.
CrossesBig Slough CR Perry Lake
Location4.5N 0.5W of Perry
RouteCounty Highway 328
CountyJefferson County
StateKansas
Coordinates39.1436, -95.40439
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating23.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length634 ft (193.2 m)
Longest span115 ft (35.1 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic1,705 (2019)
Projected traffic1,851 by 2040
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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$1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Ferguson Rd. over Big Slough CR Perry Lake built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2011.

What condition is Ferguson Rd. over Big Slough CR Perry Lake 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 2024.

How much traffic does Ferguson Rd. over Big Slough CR Perry Lake carry?

About 1,705 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is Ferguson Rd. over Big Slough CR Perry Lake?

The structure is 634 ft (193.2 m) long with a longest span of 115 ft (35.1 m) and a deck 27 ft wide.

Who owns Ferguson Rd. over Big Slough CR Perry Lake?

It is owned by the County Highway Agency.