US Bridges

170 Rd. over Bruno Creek

PoorPosted for load

Marion County, Kansas · 5.0N 2.5E of Florence · Structure no. 000570871505320

Built
1914
111 years old
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
30
2020 count
Owner
County
County Highway Agency

About this bridge

170 Rd. over Bruno Creek is a steel stringer/multi-beam or girder carrying 170 Rd. over Bruno Creek in Marion County, Kansas. It was built in 1914, so it is 111 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 30 vehicles a day, projected to reach 36 by 2044. The structure is 30 ft (9.1 m) long and 17 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries170 Rd.
CrossesBruno Creek
Location5.0N 2.5E of Florence
RouteCounty Highway 5719
StateKansas
Coordinates38.31923, -96.86552
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating31.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span29 ft (8.8 m)
Deck width17 ft (5.1 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic30 (2020)
Projected traffic36 by 2044
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$250,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 170 Rd. over Bruno Creek built?

It was built in 1914, making it 111 years old in 2025.

What condition is 170 Rd. over Bruno 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 December 2024.

How much traffic does 170 Rd. over Bruno Creek carry?

About 30 vehicles per day (2020 count).

How long is 170 Rd. over Bruno Creek?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.8 m) and a deck 17 ft wide.

Who owns 170 Rd. over Bruno Creek?

It is owned by the County Highway Agency.