US Bridges

Bridgepoint CR609 over Back Brook

Good

Somerset County, New Jersey · 0.3 MI East of US 206 · Structure no. 18E0303

Built
1992
33 years old
Condition
Good
inspected August 2023
Type
Slab
Wood or Timber
Length
32 ft
1 main span
Daily traffic
1,828
2023 count
Owner
County
County Highway Agency

About this bridge

Bridgepoint CR609 over Back Brook is a wood or timber slab carrying Bridgepoint CR609 over Back Brook 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,828 vehicles a day, roughly 1% of them trucks, projected to reach 2,194 by 2043. The structure is 32 ft (9.8 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBridgepoint CR609
CrossesBack Brook
Location0.3 MI East of US 206
RouteCounty Highway 609
Coordinates40.4359, -74.65653
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating71 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20 + Mod
Structure length32 ft (9.8 m)
Longest span29 ft (8.8 m)
Deck width47 ft (14.3 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic1,828 (2023)
Projected traffic2,194 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bridgepoint CR609 over Back Brook built?

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

What condition is Bridgepoint CR609 over Back Brook in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does Bridgepoint CR609 over Back Brook carry?

About 1,828 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Bridgepoint CR609 over Back Brook?

The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.8 m) and a deck 47 ft wide.

Who owns Bridgepoint CR609 over Back Brook?

It is owned by the County Highway Agency.