US Bridges

US 1 over PA32 NJ29SB Nsrc Delr

Fair

Bucks County, Pennsylvania · Morrisville Boro. 39D04 · Structure no. 000000000007685

Built
1952
73 years old, rebuilt 2009
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
1,325 ft
12 main spans
Daily traffic
53,000
2022 count
Owner
Toll Authority
Local Toll Authority

About this bridge

US 1 over PA32 NJ29SB Nsrc Delr is a steel stringer/multi-beam or girder carrying US 1 over PA32 NJ29SB Nsrc Delr in Bucks County, Pennsylvania. It was built in 1952 and reconstructed in 2009, so it is 73 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 53,000 vehicles a day, roughly 7% of them trucks, projected to reach 64,100 by 2042. The structure is 1,325 ft (403.9 m) long and 82 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesUS 1
CrossesPA32 NJ29SB Nsrc Delr
LocationMorrisville Boro. 39D04
RouteU.S. Route 1
CountyBucks County
StatePennsylvania
Coordinates40.2083, -74.7683
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans12
Design loadHS 20
Structure length1,325 ft (403.9 m)
Longest span112 ft (34.1 m)
Deck width82 ft (25.1 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deck19 ft (5.7 m)

Traffic and service

Average daily traffic53,000 (2022)
Projected traffic64,100 by 2042
Trucks7%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed14.9 mi (24 km)
TollToll bridge
National Highway SystemYes

Ownership and planned work

OwnerLocal Toll Authority
Maintained byPrivate (other than railroad)
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 US 1 over PA32 NJ29SB Nsrc Delr built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 2009.

What condition is US 1 over PA32 NJ29SB Nsrc Delr 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 June 2023.

How much traffic does US 1 over PA32 NJ29SB Nsrc Delr carry?

About 53,000 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is US 1 over PA32 NJ29SB Nsrc Delr?

The structure is 1,325 ft (403.9 m) long with a longest span of 112 ft (34.1 m) and a deck 82 ft wide.

Who owns US 1 over PA32 NJ29SB Nsrc Delr?

It is owned by the Local Toll Authority and maintained by the Private (other than railroad).