US Bridges

Mill Road over Trib.To Roaring Creek

Good

Columbia County, Pennsylvania · 1.5 M. SE Ofslabtown · Structure no. 000000000012659

Built
1961
64 years old, rebuilt 2010
Condition
Good
inspected January 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
291
2024 count
Owner
State
State Highway Agency

About this bridge

Mill Road over Trib.To Roaring Creek is a prestressed concrete box beam or girders - multiple carrying Mill Road over Trib.To Roaring Creek in Columbia County, Pennsylvania. It was built in 1961 and reconstructed in 2010, so it is 64 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 291 vehicles a day, roughly 5% of them trucks, projected to reach 242 by 2032. The structure is 43 ft (13.1 m) long and 35 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesMill Road
CrossesTrib.To Roaring Creek
Location1.5 M. SE Ofslabtown
RouteState Highway 0
Coordinates40.89541, -76.38741
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.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating50 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length43 ft (13.1 m)
Longest span41 ft (12.5 m)
Deck width35 ft (10.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic291 (2024)
Projected traffic242 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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$37,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mill Road over Trib.To Roaring Creek built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2010.

What condition is Mill Road over Trib.To Roaring 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 January 2023.

How much traffic does Mill Road over Trib.To Roaring Creek carry?

About 291 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Mill Road over Trib.To Roaring Creek?

The structure is 43 ft (13.1 m) long with a longest span of 41 ft (12.5 m) and a deck 35 ft wide.

Who owns Mill Road over Trib.To Roaring Creek?

It is owned by the State Highway Agency.