US Bridges

Minor 448-777.5 over Waterway

PoorPosted for load

Saline County, Kansas · 1.0N 2.5W of Shipton · Structure no. 000850777504480

Built
1940
85 years old
Condition
Poor
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
1 main span
Daily traffic
2
2020 count
Owner
County
County Highway Agency

About this bridge

Minor 448-777.5 over Waterway is a steel stringer/multi-beam or girder carrying Minor 448-777.5 over Waterway in Saline County, Kansas. It was built in 1940, so it is 85 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 2 vehicles a day, projected to reach 3 by 2043. The structure is 24 ft (7.3 m) long and 20 ft wide. If it were closed, the detour would be 198.8 mi (320 km).

Location

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CarriesMinor 448-777.5
CrossesWaterway
Location1.0N 2.5W of Shipton
RouteCounty Highway 8528
CountySaline County
StateKansas
Coordinates38.92907, -97.73345
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
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 protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
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 rating6.4 US tons
Inventory rating3.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic2 (2020)
Projected traffic3 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed198.8 mi (320 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$56,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Minor 448-777.5 over Waterway built?

It was built in 1940, making it 85 years old in 2025.

What condition is Minor 448-777.5 over Waterway 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 March 2023.

How much traffic does Minor 448-777.5 over Waterway carry?

About 2 vehicles per day (2020 count).

How long is Minor 448-777.5 over Waterway?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 20 ft wide.

Who owns Minor 448-777.5 over Waterway?

It is owned by the County Highway Agency.