US Bridges

Washington Val RD over Dock Watch Hollow Brk

Fair

Somerset County, New Jersey · 1.38 MI East of Rt 525 · Structure no. 18H0907

Built
1975
50 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
36 ft
2 main spans
Daily traffic
6,543
2023 count
Owner
County
County Highway Agency

About this bridge

Washington Val RD over Dock Watch Hollow Brk is a concrete culvert carrying Washington Val RD over Dock Watch Hollow Brk in Somerset County, New Jersey. It was built in 1975, so it is 50 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 6,543 vehicles a day, roughly 4% of them trucks, projected to reach 7,984 by 2043. The structure is 36 ft (11 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesWashington Val RD
CrossesDock Watch Hollow Brk
Location1.38 MI East of Rt 525
RouteCounty Highway 616
CountySomerset County
StateNew Jersey
Coordinates40.60255, -74.53436
Functional classUrban Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
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
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating29 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length36 ft (11 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,543 (2023)
Projected traffic7,984 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Washington Val RD over Dock Watch Hollow Brk built?

It was built in 1975, making it 50 years old in 2025.

What condition is Washington Val RD over Dock Watch Hollow Brk 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 Washington Val RD over Dock Watch Hollow Brk carry?

About 6,543 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Washington Val RD over Dock Watch Hollow Brk?

The structure is 36 ft (11 m) long with a longest span of 18 ft (5.5 m).

Who owns Washington Val RD over Dock Watch Hollow Brk?

It is owned by the County Highway Agency.