US Bridges

Rs 922 (rd Aa) over Mattox Draw

Good

Hamilton County, Kansas · 17.0N of Kendall · Structure no. 000000000470110

Built
1956
69 years old
Condition
Good
inspected November 2023
Type
Slab
Concrete Continuous
Length
82 ft
3 main spans
Daily traffic
20
2022 count
Owner
County
County Highway Agency

About this bridge

Rs 922 (rd Aa) over Mattox Draw is a concrete continuous slab carrying Rs 922 (rd Aa) over Mattox Draw in Hamilton County, Kansas. It was built in 1956, so it is 69 years old, older 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 20 vehicles a day, roughly 10% of them trucks, projected to reach 45 by 2041. The structure is 82 ft (25 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRs 922 (rd Aa)
CrossesMattox Draw
Location17.0N of Kendall
RouteCounty Highway 922
StateKansas
Coordinates38.18472, -101.54183
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length82 ft (25 m)
Longest span30 ft (9.1 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic20 (2022)
Projected traffic45 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 922 (rd Aa) over Mattox Draw built?

It was built in 1956, making it 69 years old in 2025.

What condition is Rs 922 (rd Aa) over Mattox Draw 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 November 2023.

How much traffic does Rs 922 (rd Aa) over Mattox Draw carry?

About 20 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Rs 922 (rd Aa) over Mattox Draw?

The structure is 82 ft (25 m) long with a longest span of 30 ft (9.1 m) and a deck 27 ft wide.

Who owns Rs 922 (rd Aa) over Mattox Draw?

It is owned by the County Highway Agency.