US Bridges

Sassamansville RD over Schlegel Run

Poor

Montgomery County, Pennsylvania · 1.4 MI NW SR 663 2915-H6 · Structure no. 000000000028056

Built
1927
98 years old, rebuilt 1938
Condition
Poor
inspected May 2024
Type
Slab
Concrete Continuous
Length
40 ft
2 main spans
Daily traffic
700
2015 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Sassamansville RD over Schlegel Run is a concrete continuous slab carrying Sassamansville RD over Schlegel Run in Montgomery County, Pennsylvania. It was built in 1927 and reconstructed in 1938, so it is 98 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 700 vehicles a day, roughly 1% of them trucks, projected to reach 850 by 2035. The structure is 40 ft (12.2 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSassamansville RD
CrossesSchlegel Run
Location1.4 MI NW SR 663 2915-H6
RouteCity Street 0
Coordinates40.34008, -75.57501
Functional classRural 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating49.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span20 ft (6.1 m)
Deck width26 ft (7.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2015)
Projected traffic850 by 2035
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$157,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Sassamansville RD over Schlegel Run built?

It was built in 1927, making it 98 years old in 2025. It was reconstructed in 1938.

What condition is Sassamansville RD over Schlegel Run 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 May 2024.

How much traffic does Sassamansville RD over Schlegel Run carry?

About 700 vehicles per day (2015 count), of which roughly 1% are trucks.

How long is Sassamansville RD over Schlegel Run?

The structure is 40 ft (12.2 m) long with a longest span of 20 ft (6.1 m) and a deck 26 ft wide.

Who owns Sassamansville RD over Schlegel Run?

It is owned by the Town or Township Highway Agency.