US Bridges

Mulberry Street over Delaware & Raritan Canal

Fair

Mercer County, New Jersey · 1/8 Mile West of RTE US 1 · Structure no. 3000150

Built
1953
72 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
17,156
2023 count
Owner
State
Other State Agency

About this bridge

Mulberry Street over Delaware & Raritan Canal is a concrete culvert carrying Mulberry Street over Delaware & Raritan Canal in Mercer County, New Jersey. It was built in 1953, so it is 72 years old, older than the New Jersey average of 58.5 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 17,156 vehicles a day, roughly 3% of them trucks, projected to reach 25,493 by 2043. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMulberry Street
CrossesDelaware & Raritan Canal
Location1/8 Mile West of RTE US 1
RouteCity Street 0
Coordinates40.23866, -74.74191
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating46 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,156 (2023)
Projected traffic25,493 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther State Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mulberry Street over Delaware & Raritan Canal built?

It was built in 1953, making it 72 years old in 2025.

What condition is Mulberry Street over Delaware & Raritan Canal 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 Mulberry Street over Delaware & Raritan Canal carry?

About 17,156 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Mulberry Street over Delaware & Raritan Canal?

The structure is 27 ft (8.2 m) long with a longest span of 13 ft (4 m).

Who owns Mulberry Street over Delaware & Raritan Canal?

It is owned by the Other State Agency and maintained by the State Highway Agency.