US Bridges

Minor I.0-0.8T over North Otter Creek

Good

Riley County, Kansas · 2.8W 8.7N of Randolph · Structure no. 000810877003608

Built
1987
38 years old
Condition
Good
inspected December 2024
Type
Slab
Concrete Continuous
Length
83 ft
3 main spans
Daily traffic
30
2004 count
Owner
County
County Highway Agency

About this bridge

Minor I.0-0.8T over North Otter Creek is a concrete continuous slab carrying Minor I.0-0.8T over North Otter Creek in Riley County, Kansas. It was built in 1987, so it is 38 years old, younger than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, projected to reach 35 by 2044. The structure is 83 ft (25.3 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMinor I.0-0.8T
CrossesNorth Otter Creek
Location2.8W 8.7N of Randolph
RouteCounty Highway 8107
StateKansas
Coordinates39.55606, -96.81033
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.2 US tons
Inventory rating45.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length83 ft (25.3 m)
Longest span32 ft (9.8 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 traffic30 (2004)
Projected traffic35 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Minor I.0-0.8T over North Otter Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Minor I.0-0.8T over North Otter Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2024.

How much traffic does Minor I.0-0.8T over North Otter Creek carry?

About 30 vehicles per day (2004 count).

How long is Minor I.0-0.8T over North Otter Creek?

The structure is 83 ft (25.3 m) long with a longest span of 32 ft (9.8 m) and a deck 28 ft wide.

Who owns Minor I.0-0.8T over North Otter Creek?

It is owned by the County Highway Agency.