US Bridges

S.H. 9 E over I-35 under

Good

Cleveland County, Oklahoma · 0.3 MI N Mcclain C/L · Structure no. 306750000000000

Built
2015
10 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
420 ft
5 main spans
Daily traffic
31,800
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 9 E over I-35 under is a prestressed concrete stringer/multi-beam or girder carrying S.H. 9 E over I-35 under in Cleveland County, Oklahoma. It was built in 2015, so it is 10 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 31,800 vehicles a day, roughly 16% of them trucks, projected to reach 46,500 by 2042. The structure is 420 ft (127.9 m) long and 93 ft wide.

CarriesS.H. 9 E
CrossesI-35 under
Location0.3 MI N Mcclain C/L
RouteState Highway 9
Coordinates35.19754, -97.48133
Functional classRural Principal Arterial - Interstate

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.
Substructure9 ExcellentNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length420 ft (127.9 m)
Longest span115 ft (35.1 m)
Deck width93 ft (28.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,800 (2022)
Projected traffic46,500 by 2042
Trucks16%
Lanes on structure5
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was S.H. 9 E over I-35 under built?

It was built in 2015, making it 10 years old in 2025.

What condition is S.H. 9 E over I-35 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 October 2023.

How much traffic does S.H. 9 E over I-35 under carry?

About 31,800 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 9 E over I-35 under?

The structure is 420 ft (127.9 m) long with a longest span of 115 ft (35.1 m) and a deck 93 ft wide.

Who owns S.H. 9 E over I-35 under?

It is owned by the State Highway Agency.