US Bridges

Gravel Pit Road over Delaware Canal

PoorClosed to traffic

Bucks County, Pennsylvania · East of Narrowsville · Structure no. 000000000007756

Built
1832
193 years old, rebuilt 1966
Condition
Poor
inspected April 2024
Type
Girder and Floorbeam System
Steel
Length
45 ft
1 main span
Daily traffic
6
2012 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Gravel Pit Road over Delaware Canal is a steel girder and floorbeam system carrying Gravel Pit Road over Delaware Canal in Bucks County, Pennsylvania. It was built in 1832 and reconstructed in 1966, so it is 193 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. Its operating status is: closed to all traffic.

It carries about 6 vehicles a day, projected to reach 10 by 2032. The structure is 45 ft (13.7 m) long and 12 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesGravel Pit Road
CrossesDelaware Canal
LocationEast of Narrowsville
RouteState Lands Road 0
Coordinates40.5721, -75.1325
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry0: Immediate repair necessary to put back in service
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating38 US tons
Inventory rating23 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length45 ft (13.7 m)
Longest span43 ft (13.1 m)
Deck width12 ft (3.7 m)
Roadway width11 ft (3.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6 (2012)
Projected traffic10 by 2032
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$80,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Gravel Pit Road over Delaware Canal built?

It was built in 1832, making it 193 years old in 2025. It was reconstructed in 1966.

What condition is Gravel Pit Road over Delaware Canal 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 April 2024.

How much traffic does Gravel Pit Road over Delaware Canal carry?

About 6 vehicles per day (2012 count).

How long is Gravel Pit Road over Delaware Canal?

The structure is 45 ft (13.7 m) long with a longest span of 43 ft (13.1 m) and a deck 12 ft wide.

Who owns Gravel Pit Road over Delaware Canal?

It is owned by the State Park, Forest, or Reservation Agency.