US Bridges

Mill Road over Roaring Creek

Good

Columbia County, Pennsylvania · 2.7 M. SE of Slabtown · Structure no. 000000000012658

Built
1985
40 years old, rebuilt 2012
Condition
Good
inspected January 2023
Type
Channel Beam
Concrete
Length
34 ft
1 main span
Daily traffic
291
2024 count
Owner
State
State Highway Agency

About this bridge

Mill Road over Roaring Creek is a concrete channel beam carrying Mill Road over Roaring Creek in Columbia County, Pennsylvania. It was built in 1985 and reconstructed in 2012, so it is 40 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 291 vehicles a day, roughly 5% of them trucks, projected to reach 242 by 2032. The structure is 34 ft (10.4 m) long and 23 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesMill Road
CrossesRoaring Creek
Location2.7 M. SE of Slabtown
RouteState Highway 0
Coordinates40.8921, -76.36538
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum 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 rating99 US tons
Inventory rating59 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length34 ft (10.4 m)
Longest span33 ft (10.1 m)
Deck width23 ft (6.9 m)
Roadway width23 ft (6.9 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 closed11.2 mi (18 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$38,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mill Road over Roaring Creek built?

It was built in 1985, making it 40 years old in 2025. It was reconstructed in 2012.

What condition is Mill Road over 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 Roaring Creek carry?

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

How long is Mill Road over Roaring Creek?

The structure is 34 ft (10.4 m) long with a longest span of 33 ft (10.1 m) and a deck 23 ft wide.

Who owns Mill Road over Roaring Creek?

It is owned by the State Highway Agency.