US Bridges

Ridge Pike over Norfolk Southern

Poor

Montgomery County, Pennsylvania · 300 SE I-276 Adc 3367-K4 · Structure no. 000000000028031

Built
1937
88 years old
Condition
Poor
inspected October 2022
Type
Girder and Floorbeam System
Steel
Length
93 ft
1 main span
Daily traffic
36,517
2008 count
Owner
Railroad
Railroad

About this bridge

Ridge Pike over Norfolk Southern is a steel girder and floorbeam system carrying Ridge Pike over Norfolk Southern in Montgomery County, Pennsylvania. It was built in 1937, so it is 88 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 36,517 vehicles a day, roughly 2% of them trucks, projected to reach 22,000 by 2015. The structure is 93 ft (28.3 m) long and 63 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRidge Pike
CrossesNorfolk Southern
Location300 SE I-276 Adc 3367-K4
RouteCity Street 0
CountyMontgomery County
StatePennsylvania
Coordinates40.1053, -75.3141
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating56 US tons
Inventory rating34 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length93 ft (28.3 m)
Longest span87 ft (26.5 m)
Deck width63 ft (19.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,517 (2008)
Projected traffic22,000 by 2015
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerRailroad
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$1.3 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ridge Pike over Norfolk Southern built?

It was built in 1937, making it 88 years old in 2025.

What condition is Ridge Pike over Norfolk Southern in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2022.

How much traffic does Ridge Pike over Norfolk Southern carry?

About 36,517 vehicles per day (2008 count), of which roughly 2% are trucks.

How long is Ridge Pike over Norfolk Southern?

The structure is 93 ft (28.3 m) long with a longest span of 87 ft (26.5 m) and a deck 63 ft wide.

Who owns Ridge Pike over Norfolk Southern?

It is owned by the Railroad and maintained by the County Highway Agency.