US Bridges

SR 2006 Blacktown over Over SR 79 Nb/Sb

Poor

Mercer County, Pennsylvania · Springfield Township · Structure no. 000000000025950

Built
1963
62 years old, rebuilt 2000
Condition
Poor
inspected October 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
236 ft
5 main spans
Daily traffic
663
2024 count
Owner
State
State Highway Agency

About this bridge

SR 2006 Blacktown over Over SR 79 Nb/Sb is a prestressed concrete box beam or girders - multiple carrying SR 2006 Blacktown over Over SR 79 Nb/Sb in Mercer County, Pennsylvania. It was built in 1963 and reconstructed in 2000, so it is 62 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 663 vehicles a day, roughly 2% of them trucks, projected to reach 933 by 2032. The structure is 236 ft (71.9 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR 2006 Blacktown
CrossesOver SR 79 Nb/Sb
LocationSpringfield Township
RouteState Highway 0
Coordinates41.16004, -80.15966
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating48 US tons
Inventory rating28 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length236 ft (71.9 m)
Longest span64 ft (19.5 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic663 (2024)
Projected traffic933 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$606,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 2006 Blacktown over Over SR 79 Nb/Sb built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2000.

What condition is SR 2006 Blacktown over Over SR 79 Nb/Sb in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2022.

How much traffic does SR 2006 Blacktown over Over SR 79 Nb/Sb carry?

About 663 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is SR 2006 Blacktown over Over SR 79 Nb/Sb?

The structure is 236 ft (71.9 m) long with a longest span of 64 ft (19.5 m) and a deck 33 ft wide.

Who owns SR 2006 Blacktown over Over SR 79 Nb/Sb?

It is owned by the State Highway Agency.