US Bridges

SR 1017 over South Branch Knapp Creek

Good

McKean County, Pennsylvania · 1 MI South Duke Center · Structure no. 000000000046666

Built
2011
14 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
694
2024 count
Owner
State
State Highway Agency

About this bridge

SR 1017 over South Branch Knapp Creek is a prestressed concrete box beam or girders - multiple carrying SR 1017 over South Branch Knapp Creek in McKean County, Pennsylvania. It was built in 2011, so it is 14 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 694 vehicles a day, roughly 1% of them trucks, projected to reach 805 by 2043. The structure is 40 ft (12.2 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 1017
CrossesSouth Branch Knapp Creek
Location1 MI South Duke Center
RouteState Highway 0
Coordinates41.93625, -78.47529
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.1 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length40 ft (12.2 m)
Longest span40 ft (12.2 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic694 (2024)
Projected traffic805 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 1017 over South Branch Knapp Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is SR 1017 over South Branch Knapp 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 August 2023.

How much traffic does SR 1017 over South Branch Knapp Creek carry?

About 694 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 1017 over South Branch Knapp Creek?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.2 m) and a deck 33 ft wide.

Who owns SR 1017 over South Branch Knapp Creek?

It is owned by the State Highway Agency.