US Bridges

Black Creek Road over Mahanoy Creek

Good

Schuylkill County, Pennsylvania · 1275 Ft West of SR 901 · Structure no. 000000000030867

Built
1924
101 years old
Condition
Good
inspected April 2024
Type
Arch - Deck
Concrete
Length
95 ft
2 main spans
Daily traffic
100
1985 count
Owner
County
County Highway Agency

About this bridge

Black Creek Road over Mahanoy Creek is a concrete arch - deck carrying Black Creek Road over Mahanoy Creek in Schuylkill County, Pennsylvania. It was built in 1924, so it is 101 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 100 vehicles a day, roughly 1% of them trucks, projected to reach 110 by 2005. The structure is 95 ft (29 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBlack Creek Road
CrossesMahanoy Creek
Location1275 Ft West of SR 901
RouteCity Street 0
Coordinates40.74885, -76.38928
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating54 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length95 ft (29 m)
Longest span45 ft (13.7 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (1985)
Projected traffic110 by 2005
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$468,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Black Creek Road over Mahanoy Creek built?

It was built in 1924, making it 101 years old in 2025.

What condition is Black Creek Road over Mahanoy 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 April 2024.

How much traffic does Black Creek Road over Mahanoy Creek carry?

About 100 vehicles per day (1985 count), of which roughly 1% are trucks.

How long is Black Creek Road over Mahanoy Creek?

The structure is 95 ft (29 m) long with a longest span of 45 ft (13.7 m) and a deck 24 ft wide.

Who owns Black Creek Road over Mahanoy Creek?

It is owned by the County Highway Agency.