US Bridges

Skippack Pike over Zacharias Creek

Fair

Montgomery County, Pennsylvania · E. of Pa 363 3143-F09 · Structure no. 000000000027203

Built
1987
38 years old
Condition
Fair
inspected March 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
10,190
2023 count
Owner
State
State Highway Agency

About this bridge

Skippack Pike over Zacharias Creek is a prestressed concrete box beam or girders - multiple carrying Skippack Pike over Zacharias Creek in Montgomery County, Pennsylvania. It was built in 1987, so it is 38 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 10,190 vehicles a day, roughly 6% of them trucks, projected to reach 15,144 by 2032. The structure is 36 ft (11 m) long and 44 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSkippack Pike
CrossesZacharias Creek
LocationE. of Pa 363 3143-F09
RouteState Highway 73
Coordinates40.19767, -75.3405
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
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
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103 US tons
Inventory rating53 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length36 ft (11 m)
Longest span34 ft (10.4 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,190 (2023)
Projected traffic15,144 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Skippack Pike over Zacharias Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Skippack Pike over Zacharias Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does Skippack Pike over Zacharias Creek carry?

About 10,190 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Skippack Pike over Zacharias Creek?

The structure is 36 ft (11 m) long with a longest span of 34 ft (10.4 m) and a deck 44 ft wide.

Who owns Skippack Pike over Zacharias Creek?

It is owned by the State Highway Agency.