US Bridges

Keystone Parkway over Cool Creek

Good

Hamilton County, Indiana · 00.16 S of 136th ST · Structure no. 2900323

Built
1963
62 years old, rebuilt 2009
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
149 ft
3 main spans
Daily traffic
71,180
2024 count
Owner
County
County Highway Agency

About this bridge

Keystone Parkway over Cool Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Keystone Parkway over Cool Creek in Hamilton County, Indiana. It was built in 1963 and reconstructed in 2009, so it is 62 years old, older than the Indiana average of 46.6 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 71,180 vehicles a day, roughly 4% of them trucks, projected to reach 128,120 by 2044. The structure is 149 ft (45.3 m) long and 125 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesKeystone Parkway
CrossesCool Creek
Location00.16 S of 136th ST
RouteCity Street 0
StateIndiana
Coordinates39.98356, -86.11325
Functional classUrban Other Principal Arterial

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length149 ft (45.3 m)
Longest span57 ft (17.5 m)
Deck width125 ft (38.2 m)
Roadway width107 ft (32.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic71,180 (2024)
Projected traffic128,120 by 2044
Trucks4%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
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 Keystone Parkway over Cool Creek built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2009.

What condition is Keystone Parkway over Cool Creek 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 September 2023.

How much traffic does Keystone Parkway over Cool Creek carry?

About 71,180 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Keystone Parkway over Cool Creek?

The structure is 149 ft (45.3 m) long with a longest span of 57 ft (17.5 m) and a deck 125 ft wide.

Who owns Keystone Parkway over Cool Creek?

It is owned by the County Highway Agency.