US Bridges

Old Route 27 over Delaware & Raritan Canal

FairPosted for load

Middlesex County, New Jersey · 200 Ft S of New Rt 27 · Structure no. 3000158

Built
1957
68 years old, rebuilt 1991
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
31 ft
2 main spans
Daily traffic
122
2024 count
Owner
State
Other State Agency

About this bridge

Old Route 27 over Delaware & Raritan Canal is a wood or timber stringer/multi-beam or girder carrying Old Route 27 over Delaware & Raritan Canal in Middlesex County, New Jersey. It was built in 1957 and reconstructed in 1991, so it is 68 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 122 vehicles a day, roughly 1% of them trucks, projected to reach 149 by 2044. The structure is 31 ft (9.4 m) long and 30 ft wide.

CarriesOld Route 27
CrossesDelaware & Raritan Canal
Location200 Ft S of New Rt 27
Coordinates40.37413, -74.61838
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
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 inspectionSeptember 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 alignment8: Equal to present desirable criteria
Operating rating21.1 US tons
Inventory rating14 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span14 ft (4.3 m)
Deck width30 ft (9.1 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic122 (2024)
Projected traffic149 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$850,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Route 27 over Delaware & Raritan Canal built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1991.

What condition is Old Route 27 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 September 2024.

How much traffic does Old Route 27 over Delaware & Raritan Canal carry?

About 122 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Old Route 27 over Delaware & Raritan Canal?

The structure is 31 ft (9.4 m) long with a longest span of 14 ft (4.3 m) and a deck 30 ft wide.

Who owns Old Route 27 over Delaware & Raritan Canal?

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