US Bridges

River Drive over D&r Feeder Canal

PoorPosted for load

Mercer County, New Jersey · At MP 13.74 of Nj Rt 29 · Structure no. 3001170

Built
1953
72 years old, rebuilt 1999
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
33 ft
2 main spans
Daily traffic
60
2024 count
Owner
State
State Highway Agency

About this bridge

River Drive over D&r Feeder Canal is a wood or timber stringer/multi-beam or girder carrying River Drive over D&r Feeder Canal in Mercer County, New Jersey. It was built in 1953 and reconstructed in 1999, 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 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: posted for load restriction.

It carries about 60 vehicles a day, projected to reach 75 by 2044. The structure is 33 ft (10.1 m) long and 21 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRiver Drive
CrossesD&r Feeder Canal
LocationAt MP 13.74 of Nj Rt 29
RouteCity Street 0
Coordinates40.31424, -74.891
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating32 US tons
Inventory rating21.1 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span15 ft (4.6 m)
Deck width21 ft (6.3 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2024)
Projected traffic75 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$384,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was River Drive over D&r Feeder Canal built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1999.

What condition is River Drive over D&r Feeder 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 May 2024.

How much traffic does River Drive over D&r Feeder Canal carry?

About 60 vehicles per day (2024 count).

How long is River Drive over D&r Feeder Canal?

The structure is 33 ft (10.1 m) long with a longest span of 15 ft (4.6 m) and a deck 21 ft wide.

Who owns River Drive over D&r Feeder Canal?

It is owned by the State Highway Agency.