US Bridges

Ridge Pike over Sanatoga Creek

Good

Montgomery County, Pennsylvania · Sanatoga 3139G01 · Structure no. 000000000027846

Built
1914
111 years old, rebuilt 2010
Condition
Good
inspected March 2023
Type
Arch - Deck
Masonry
Length
46 ft
2 main spans
Daily traffic
16,064
2024 count
Owner
State
State Highway Agency

About this bridge

Ridge Pike over Sanatoga Creek is a masonry arch - deck carrying Ridge Pike over Sanatoga Creek in Montgomery County, Pennsylvania. It was built in 1914 and reconstructed in 2010, so it is 111 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 16,064 vehicles a day, roughly 3% of them trucks, projected to reach 16,017 by 2032. The structure is 46 ft (14 m) long and 41 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRidge Pike
CrossesSanatoga Creek
LocationSanatoga 3139G01
RouteState Highway 0
Coordinates40.24443, -75.58553
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
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 rating92 US tons
Inventory rating55 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length46 ft (14 m)
Longest span21 ft (6.4 m)
Deck width41 ft (12.5 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,064 (2024)
Projected traffic16,017 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$969,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Ridge Pike over Sanatoga Creek built?

It was built in 1914, making it 111 years old in 2025. It was reconstructed in 2010.

What condition is Ridge Pike over Sanatoga 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 March 2023.

How much traffic does Ridge Pike over Sanatoga Creek carry?

About 16,064 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Ridge Pike over Sanatoga Creek?

The structure is 46 ft (14 m) long with a longest span of 21 ft (6.4 m) and a deck 41 ft wide.

Who owns Ridge Pike over Sanatoga Creek?

It is owned by the State Highway Agency.