US Bridges

Rs 4 over Branch of Deer Creek

PoorPosted for load

Allen County, Kansas · 6.6W of Mildred · Structure no. 000000000010170

Built
1935
90 years old
Condition
Poor
inspected February 2024
Type
Slab
Concrete
Length
24 ft
2 main spans
Daily traffic
300
2006 count
Owner
County
County Highway Agency

About this bridge

Rs 4 over Branch of Deer Creek is a concrete slab carrying Rs 4 over Branch of Deer Creek in Allen County, Kansas. It was built in 1935, so it is 90 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 300 vehicles a day, roughly 11% of them trucks, projected to reach 139 by 2044. The structure is 24 ft (7.3 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRs 4
CrossesBranch of Deer Creek
Location6.6W of Mildred
RouteCounty Highway 4
StateKansas
Coordinates38.02348, -95.30151
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating15 US tons
Inventory rating15 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span11 ft (3.3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic300 (2006)
Projected traffic139 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 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 4 over Branch of Deer Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is Rs 4 over Branch of Deer 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 February 2024.

How much traffic does Rs 4 over Branch of Deer Creek carry?

About 300 vehicles per day (2006 count), of which roughly 11% are trucks.

How long is Rs 4 over Branch of Deer Creek?

The structure is 24 ft (7.3 m) long with a longest span of 11 ft (3.3 m) and a deck 26 ft wide.

Who owns Rs 4 over Branch of Deer Creek?

It is owned by the County Highway Agency.