US Bridges

Mercer Road over Connoquenessing Creek

Poor

Beaver County, Pennsylvania · 50 Ft S of SR 1006 · Structure no. 000000000003553

Built
1976
49 years old
Condition
Poor
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
202 ft
3 main spans
Daily traffic
6,118
2024 count
Owner
State
State Highway Agency

About this bridge

Mercer Road over Connoquenessing Creek is a steel stringer/multi-beam or girder carrying Mercer Road over Connoquenessing Creek in Beaver County, Pennsylvania. It was built in 1976, so it is 49 years old, younger 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 6,118 vehicles a day, roughly 13% of them trucks, projected to reach 6,849 by 2032. The structure is 202 ft (61.6 m) long and 35 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesMercer Road
CrossesConnoquenessing Creek
Location50 Ft S of SR 1006
RouteState Highway 65
Coordinates40.83539, -80.27302
Functional classUrban Minor Arterial

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

MaterialSteel
DeckClosed grating
Main spans3
Design loadHS 20
Structure length202 ft (61.6 m)
Longest span68 ft (20.7 m)
Deck width35 ft (10.7 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,118 (2024)
Projected traffic6,849 by 2032
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$518,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mercer Road over Connoquenessing Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Mercer Road over Connoquenessing Creek 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 Mercer Road over Connoquenessing Creek carry?

About 6,118 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Mercer Road over Connoquenessing Creek?

The structure is 202 ft (61.6 m) long with a longest span of 68 ft (20.7 m) and a deck 35 ft wide.

Who owns Mercer Road over Connoquenessing Creek?

It is owned by the State Highway Agency.