US Bridges

SR 6 - US 6 over Ostrander Hollow

Good

McKean County, Pennsylvania · 3 MI W Port Allegany · Structure no. 000000000053477

Built
2016
9 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
2,497
2024 count
Owner
State
State Highway Agency

About this bridge

SR 6 - US 6 over Ostrander Hollow is a concrete culvert carrying SR 6 - US 6 over Ostrander Hollow in McKean County, Pennsylvania. It was built in 2016, so it is 9 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 2,497 vehicles a day, roughly 17% of them trucks, projected to reach 2,954 by 2043. The structure is 26 ft (7.9 m) long and 35 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesSR 6 - US 6
CrossesOstrander Hollow
Location3 MI W Port Allegany
RouteU.S. Route 6
Coordinates41.82864, -78.33187
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 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 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 rating60.4 US tons
Inventory rating37.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span26 ft (7.9 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,497 (2024)
Projected traffic2,954 by 2043
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 km)
TollOn a free road
National Highway SystemYes

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 6 - US 6 over Ostrander Hollow built?

It was built in 2016, making it 9 years old in 2025.

What condition is SR 6 - US 6 over Ostrander Hollow 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 6 - US 6 over Ostrander Hollow carry?

About 2,497 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is SR 6 - US 6 over Ostrander Hollow?

The structure is 26 ft (7.9 m) long with a longest span of 26 ft (7.9 m) and a deck 35 ft wide.

Who owns SR 6 - US 6 over Ostrander Hollow?

It is owned by the State Highway Agency.