US Bridges

S.H. 11 EB over Harvard St. & R.R. under

Fair

Tulsa County, Oklahoma · 0.3 MI E US 75 · Structure no. 221000000000000

Built
1988
37 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,103 ft
13 main spans
Daily traffic
12,850
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 11 EB over Harvard St. & R.R. under is a prestressed concrete stringer/multi-beam or girder carrying S.H. 11 EB over Harvard St. & R.R. under in Tulsa County, Oklahoma. It was built in 1988, so it is 37 years old, younger 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 12,850 vehicles a day, roughly 8% of them trucks, projected to reach 20,560 by 2042. The structure is 1,103 ft (336.2 m) long and 71 ft wide.

Location

Open in Google Maps
CarriesS.H. 11 EB
CrossesHarvard St. & R.R. under
Location0.3 MI E US 75
RouteState Highway 11
CountyTulsa County
StateOklahoma
Coordinates36.19903, -95.94391
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.6 US tons
Inventory rating30.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans13
Design loadHS 20
Structure length1,103 ft (336.2 m)
Longest span93 ft (28.3 m)
Deck width71 ft (21.6 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,850 (2022)
Projected traffic20,560 by 2042
Trucks8%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$14.6 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was S.H. 11 EB over Harvard St. & R.R. under built?

It was built in 1988, making it 37 years old in 2025.

What condition is S.H. 11 EB over Harvard St. & R.R. 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 October 2024.

How much traffic does S.H. 11 EB over Harvard St. & R.R. under carry?

About 12,850 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is S.H. 11 EB over Harvard St. & R.R. under?

The structure is 1,103 ft (336.2 m) long with a longest span of 93 ft (28.3 m) and a deck 71 ft wide.

Who owns S.H. 11 EB over Harvard St. & R.R. under?

It is owned by the State Highway Agency.