US Bridges

Local 99 Y.0-190 over Rock Creek

Poor

Morris County, Kansas · 2.0N 0.4W of Dunlap · Structure no. 000640923104920

Built
1960
65 years old
Condition
Poor
inspected September 2024
Type
Slab
Concrete Continuous
Length
160 ft
5 main spans
Daily traffic
70
2011 count
Owner
County
County Highway Agency

About this bridge

Local 99 Y.0-190 over Rock Creek is a concrete continuous slab carrying Local 99 Y.0-190 over Rock Creek in Morris County, Kansas. It was built in 1960, so it is 65 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.

It carries about 70 vehicles a day, projected to reach 80 by 2040. The structure is 160 ft (48.8 m) long and 24 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesLocal 99 Y.0-190
CrossesRock Creek
Location2.0N 0.4W of Dunlap
RouteCounty Highway 0
CountyMorris County
StateKansas
Coordinates38.60906, -96.37024
Functional classRural Local

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45.7 US tons
Inventory rating27.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length160 ft (48.8 m)
Longest span35 ft (10.6 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic70 (2011)
Projected traffic80 by 2040
Trucks0%
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 statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$325,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Local 99 Y.0-190 over Rock Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Local 99 Y.0-190 over Rock 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 September 2024.

How much traffic does Local 99 Y.0-190 over Rock Creek carry?

About 70 vehicles per day (2011 count).

How long is Local 99 Y.0-190 over Rock Creek?

The structure is 160 ft (48.8 m) long with a longest span of 35 ft (10.6 m) and a deck 24 ft wide.

Who owns Local 99 Y.0-190 over Rock Creek?

It is owned by the County Highway Agency.