US Bridges

Canal Road over Ten Mile Run

Fair

Somerset County, New Jersey · 0.3 MI So Suydam RD · Structure no. 18G0401

Built
1992
33 years old
Condition
Fair
inspected September 2023
Type
Slab
Wood or Timber
Length
30 ft
1 main span
Daily traffic
140
2023 count
Owner
County
County Highway Agency

About this bridge

Canal Road over Ten Mile Run is a wood or timber slab carrying Canal Road over Ten Mile Run in Somerset County, New Jersey. It was built in 1992, so it is 33 years old, younger 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 140 vehicles a day, roughly 1% of them trucks, projected to reach 168 by 2043. The structure is 30 ft (9.1 m) long and 19 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCanal Road
CrossesTen Mile Run
Location0.3 MI So Suydam RD
RouteCity Street 0
CountySomerset County
StateNew Jersey
Coordinates40.4564, -74.5857
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating96 US tons
Inventory rating71 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20 + Mod
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width19 ft (5.9 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic140 (2023)
Projected traffic168 by 2043
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$509,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Canal Road over Ten Mile Run built?

It was built in 1992, making it 33 years old in 2025.

What condition is Canal Road over Ten Mile Run 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 2023.

How much traffic does Canal Road over Ten Mile Run carry?

About 140 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Canal Road over Ten Mile Run?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 19 ft wide.

Who owns Canal Road over Ten Mile Run?

It is owned by the County Highway Agency.