US Bridges

Chandler Rd. over I-35 under

Fair

McClain County, Oklahoma · .3 MI N JCT SH 74 · Structure no. 173270000000000

Built
1968
57 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
209 ft
2 main spans
Daily traffic
800
2022 count
Owner
State
State Highway Agency

About this bridge

Chandler Rd. over I-35 under is a steel continuous stringer/multi-beam or girder carrying Chandler Rd. over I-35 under in McClain County, Oklahoma. It was built in 1968, so it is 57 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 800 vehicles a day, roughly 5% of them trucks, projected to reach 1,280 by 2042. The structure is 209 ft (63.7 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesChandler Rd.
CrossesI-35 under
Location.3 MI N JCT SH 74
RouteCity Street 0
CountyMcClain County
StateOklahoma
Coordinates34.98611, -97.37278
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 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 alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length209 ft (63.7 m)
Longest span77 ft (23.5 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2022)
Projected traffic1,280 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 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 Chandler Rd. over I-35 under built?

It was built in 1968, making it 57 years old in 2025.

What condition is Chandler Rd. over I-35 under in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does Chandler Rd. over I-35 under carry?

About 800 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Chandler Rd. over I-35 under?

The structure is 209 ft (63.7 m) long with a longest span of 77 ft (23.5 m) and a deck 33 ft wide.

Who owns Chandler Rd. over I-35 under?

It is owned by the State Highway Agency.