US Bridges

Pa 669 over Tub Mill Run

Good

Somerset County, Pennsylvania · West Salisbury · Structure no. 000000000048975

Built
2014
11 years old
Condition
Good
inspected July 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
68 ft
1 main span
Daily traffic
1,349
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 669 over Tub Mill Run is a prestressed concrete box beam or girders - multiple carrying Pa 669 over Tub Mill Run in Somerset County, Pennsylvania. It was built in 2014, so it is 11 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 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 1,349 vehicles a day, roughly 6% of them trucks, projected to reach 1,747 by 2033. The structure is 68 ft (20.7 m) long and 31 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesPa 669
CrossesTub Mill Run
LocationWest Salisbury
RouteState Highway 669
Coordinates39.75368, -79.09556
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating70.8 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length68 ft (20.7 m)
Longest span66 ft (20.1 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,349 (2024)
Projected traffic1,747 by 2033
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Pa 669 over Tub Mill Run built?

It was built in 2014, making it 11 years old in 2025.

What condition is Pa 669 over Tub Mill Run 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 July 2022.

How much traffic does Pa 669 over Tub Mill Run carry?

About 1,349 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Pa 669 over Tub Mill Run?

The structure is 68 ft (20.7 m) long with a longest span of 66 ft (20.1 m) and a deck 31 ft wide.

Who owns Pa 669 over Tub Mill Run?

It is owned by the State Highway Agency.