US Bridges

East Summit Street over Septa/Pa Northeastern RR

Poor

Montgomery County, Pennsylvania · E. of RR Ave. 2919-H10 · Structure no. 000000000028234

Built
1930
95 years old, rebuilt 1986
Condition
Poor
inspected February 2023
Type
Girder and Floorbeam System
Steel
Length
98 ft
1 main span
Daily traffic
1,500
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

East Summit Street over Septa/Pa Northeastern RR is a steel girder and floorbeam system carrying East Summit Street over Septa/Pa Northeastern RR in Montgomery County, Pennsylvania. It was built in 1930 and reconstructed in 1986, so it is 95 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 4 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 1,500 vehicles a day, roughly 5% of them trucks, projected to reach 2,500 by 2038. The structure is 98 ft (29.9 m) long and 22 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesEast Summit Street
CrossesSepta/Pa Northeastern RR
LocationE. of RR Ave. 2919-H10
RouteCity Street 0
Coordinates40.3153, -75.327
Functional classUrban Local

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
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 geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length98 ft (29.9 m)
Longest span92 ft (28 m)
Deck width22 ft (6.7 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2018)
Projected traffic2,500 by 2038
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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$288,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was East Summit Street over Septa/Pa Northeastern RR built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1986.

What condition is East Summit Street over Septa/Pa Northeastern RR 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 February 2023.

How much traffic does East Summit Street over Septa/Pa Northeastern RR carry?

About 1,500 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is East Summit Street over Septa/Pa Northeastern RR?

The structure is 98 ft (29.9 m) long with a longest span of 92 ft (28 m) and a deck 22 ft wide.

Who owns East Summit Street over Septa/Pa Northeastern RR?

It is owned by the Town or Township Highway Agency.