US Bridges

Gypsy Hill Road over Trewellyn Creek

Fair

Montgomery County, Pennsylvania · 2 MI N 73 3256K01 · Structure no. 000000000027593

Built
1982
43 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
1,113
2023 count
Owner
State
State Highway Agency

About this bridge

Gypsy Hill Road over Trewellyn Creek is a prestressed concrete box beam or girders - multiple carrying Gypsy Hill Road over Trewellyn Creek in Montgomery County, Pennsylvania. It was built in 1982, so it is 43 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 5 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 1,113 vehicles a day, roughly 5% of them trucks, projected to reach 2,919 by 2032. The structure is 40 ft (12.2 m) long and 41 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesGypsy Hill Road
CrossesTrewellyn Creek
Location2 MI N 73 3256K01
RouteState Highway 0
CountyMontgomery County
StatePennsylvania
Coordinates40.18766, -75.25321
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating39 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length40 ft (12.2 m)
Longest span40 ft (12.2 m)
Deck width41 ft (12.6 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,113 (2023)
Projected traffic2,919 by 2032
Trucks5%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Gypsy Hill Road over Trewellyn Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is Gypsy Hill Road over Trewellyn 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 August 2024.

How much traffic does Gypsy Hill Road over Trewellyn Creek carry?

About 1,113 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Gypsy Hill Road over Trewellyn Creek?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.2 m) and a deck 41 ft wide.

Who owns Gypsy Hill Road over Trewellyn Creek?

It is owned by the State Highway Agency.