US Bridges

RS0643 over I-35 HWY (kta)

Poor

Sumner County, Kansas · 4.12 MI N US-160 · Structure no. 999903500960233

Built
1956
69 years old
Condition
Poor
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
212 ft
4 main spans
Daily traffic
122
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

RS0643 over I-35 HWY (kta) is a steel continuous stringer/multi-beam or girder carrying RS0643 over I-35 HWY (kta) in Sumner 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 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 122 vehicles a day, roughly 2% of them trucks. The structure is 212 ft (64.6 m) long and 29 ft wide.

Location

Open in Google Maps
CarriesRS0643
CrossesI-35 HWY (kta)
Location4.12 MI N US-160
RouteCounty Highway 643
CountySumner County
StateKansas
Coordinates37.33361, -97.33167
Functional classRural Major 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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating40.8 US tons
Inventory rating24.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length212 ft (64.6 m)
Longest span60 ft (18.3 m)
Deck width29 ft (8.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic122 (2023)
Projected traffic—
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 RS0643 over I-35 HWY (kta) built?

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

What condition is RS0643 over I-35 HWY (kta) 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 July 2023.

How much traffic does RS0643 over I-35 HWY (kta) carry?

About 122 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is RS0643 over I-35 HWY (kta)?

The structure is 212 ft (64.6 m) long with a longest span of 60 ft (18.3 m) and a deck 29 ft wide.

Who owns RS0643 over I-35 HWY (kta)?

It is owned by the State Toll Authority.