US Bridges

SR 3101 Porter RD over Over SR 80 Eb/Wb

Good

Venango County, Pennsylvania · Clintonville Borough · Structure no. 000000000033711

Built
1965
60 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
262 ft
5 main spans
Daily traffic
112
2023 count
Owner
State
State Highway Agency

About this bridge

SR 3101 Porter RD over Over SR 80 Eb/Wb is a prestressed concrete box beam or girders - multiple carrying SR 3101 Porter RD over Over SR 80 Eb/Wb in Venango County, Pennsylvania. It was built in 1965, so it is 60 years old, older than the Pennsylvania average of 54.8 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 112 vehicles a day, roughly 6% of them trucks, projected to reach 225 by 2032. The structure is 262 ft (79.9 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR 3101 Porter RD
CrossesOver SR 80 Eb/Wb
LocationClintonville Borough
RouteState Highway 0
Coordinates41.19529, -79.88104
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating71 US tons
Inventory rating35.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length262 ft (79.9 m)
Longest span70 ft (21.3 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic112 (2023)
Projected traffic225 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$329,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 3101 Porter RD over Over SR 80 Eb/Wb built?

It was built in 1965, making it 60 years old in 2025.

What condition is SR 3101 Porter RD over Over SR 80 Eb/Wb 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 SR 3101 Porter RD over Over SR 80 Eb/Wb carry?

About 112 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is SR 3101 Porter RD over Over SR 80 Eb/Wb?

The structure is 262 ft (79.9 m) long with a longest span of 70 ft (21.3 m) and a deck 33 ft wide.

Who owns SR 3101 Porter RD over Over SR 80 Eb/Wb?

It is owned by the State Highway Agency.