US Bridges

Kilpatrick Tp W-N over I-35 SB under

Good

Oklahoma County, Oklahoma · 135.09W-N · Structure no. 239370000000000

Built
1991
34 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
286 ft
3 main spans
Daily traffic
66,200
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

Kilpatrick Tp W-N over I-35 SB under is a prestressed concrete stringer/multi-beam or girder carrying Kilpatrick Tp W-N over I-35 SB under in Oklahoma County, Oklahoma. It was built in 1991, so it is 34 years old, younger than the Oklahoma average of 47.8 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 66,200 vehicles a day, roughly 8% of them trucks, projected to reach 105,920 by 2042. The structure is 286 ft (87.2 m) long and 28 ft wide.

Location

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CarriesKilpatrick Tp W-N
CrossesI-35 SB under
Location135.09W-N
CountyOklahoma County
StateOklahoma
Coordinates35.60133, -97.42992
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating43.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length286 ft (87.2 m)
Longest span127 ft (38.7 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deck17 ft (5.2 m)

Traffic and service

Average daily traffic66,200 (2022)
Projected traffic105,920 by 2042
Trucks8%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.6 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Kilpatrick Tp W-N over I-35 SB under built?

It was built in 1991, making it 34 years old in 2025.

What condition is Kilpatrick Tp W-N over I-35 SB under 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 March 2023.

How much traffic does Kilpatrick Tp W-N over I-35 SB under carry?

About 66,200 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Kilpatrick Tp W-N over I-35 SB under?

The structure is 286 ft (87.2 m) long with a longest span of 127 ft (38.7 m) and a deck 28 ft wide.

Who owns Kilpatrick Tp W-N over I-35 SB under?

It is owned by the State Toll Authority.