US Bridges

RS0304 over I-135 Highway

Good

Harvey County, Kansas · 6.49 MI NW JCT K15 . · Structure no. 999913500400431

Built
1971
54 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
375 ft
4 main spans
Daily traffic
793
2023 count
Owner
State
State Highway Agency

About this bridge

RS0304 over I-135 Highway is a steel continuous stringer/multi-beam or girder carrying RS0304 over I-135 Highway in Harvey County, Kansas. It was built in 1971, so it is 54 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 793 vehicles a day, roughly 2% of them trucks. The structure is 375 ft (114.3 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRS0304
CrossesI-135 Highway
Location6.49 MI NW JCT K15 .
RouteCounty Highway 304
StateKansas
Coordinates38.1525, -97.42667
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.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating74.2 US tons
Inventory rating44 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length375 ft (114.3 m)
Longest span131 ft (39.9 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic793 (2023)
Projected traffic—
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was RS0304 over I-135 Highway built?

It was built in 1971, making it 54 years old in 2025.

What condition is RS0304 over I-135 Highway 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 October 2024.

How much traffic does RS0304 over I-135 Highway carry?

About 793 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is RS0304 over I-135 Highway?

The structure is 375 ft (114.3 m) long with a longest span of 131 ft (39.9 m) and a deck 31 ft wide.

Who owns RS0304 over I-135 Highway?

It is owned by the State Highway Agency.