US Bridges

Graterford Road over Perkiomen Creek

Fair

Montgomery County, Pennsylvania · Graterford 3141H05 · Structure no. 000000000027799

Built
1957
68 years old, rebuilt 2016
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
218 ft
3 main spans
Daily traffic
2,318
2024 count
Owner
State
State Highway Agency

About this bridge

Graterford Road over Perkiomen Creek is a prestressed concrete continuous box beam or girders - multiple carrying Graterford Road over Perkiomen Creek in Montgomery County, Pennsylvania. It was built in 1957 and reconstructed in 2016, so it is 68 years old, older 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 2,318 vehicles a day, roughly 3% of them trucks, projected to reach 3,672 by 2032. The structure is 218 ft (66.4 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesGraterford Road
CrossesPerkiomen Creek
LocationGraterford 3141H05
RouteState Highway 0
CountyMontgomery County
StatePennsylvania
Coordinates40.22483, -75.45268
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating43.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length218 ft (66.4 m)
Longest span71 ft (21.6 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,318 (2024)
Projected traffic3,672 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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$1.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Graterford Road over Perkiomen Creek built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2016.

What condition is Graterford Road over Perkiomen 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 May 2024.

How much traffic does Graterford Road over Perkiomen Creek carry?

About 2,318 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Graterford Road over Perkiomen Creek?

The structure is 218 ft (66.4 m) long with a longest span of 71 ft (21.6 m) and a deck 27 ft wide.

Who owns Graterford Road over Perkiomen Creek?

It is owned by the State Highway Agency.