US Bridges

Rs 60 170th St. over Squaw Creek

PoorPosted for load

Brown County, Kansas · 0.4S 1.9W of Powhattan · Structure no. 000000000070005

Built
1925
100 years old, rebuilt 1950
Condition
Poor
inspected January 2024
Type
Slab
Concrete
Length
58 ft
3 main spans
Daily traffic
320
2016 count
Owner
County
County Highway Agency

About this bridge

Rs 60 170th St. over Squaw Creek is a concrete slab carrying Rs 60 170th St. over Squaw Creek in Brown County, Kansas. It was built in 1925 and reconstructed in 1950, so it is 100 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 320 vehicles a day, roughly 10% of them trucks, projected to reach 370 by 2044. The structure is 58 ft (17.8 m) long and 28 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesRs 60 170th St.
CrossesSquaw Creek
Location0.4S 1.9W of Powhattan
RouteCounty Highway 60
StateKansas
Coordinates39.7542, -95.67453
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating17 US tons
Inventory rating17 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length58 ft (17.8 m)
Longest span22 ft (6.7 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic320 (2016)
Projected traffic370 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$100,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 60 170th St. over Squaw Creek built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 1950.

What condition is Rs 60 170th St. over Squaw Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2024.

How much traffic does Rs 60 170th St. over Squaw Creek carry?

About 320 vehicles per day (2016 count), of which roughly 10% are trucks.

How long is Rs 60 170th St. over Squaw Creek?

The structure is 58 ft (17.8 m) long with a longest span of 22 ft (6.7 m) and a deck 28 ft wide.

Who owns Rs 60 170th St. over Squaw Creek?

It is owned by the County Highway Agency.