US Bridges

CR 615 over Bear Brook

Good

Mercer County, New Jersey · 0.42 Miles East of CR 571 · Structure no. 1100031

Built
2018
7 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
126 ft
2 main spans
Daily traffic
10,005
2024 count
Owner
County
County Highway Agency

About this bridge

CR 615 over Bear Brook is a steel continuous stringer/multi-beam or girder carrying CR 615 over Bear Brook in Mercer County, New Jersey. It was built in 2018, so it is 7 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 10,005 vehicles a day, roughly 3% of them trucks, projected to reach 12,205 by 2044. The structure is 126 ft (38.4 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCR 615
CrossesBear Brook
Location0.42 Miles East of CR 571
RouteCounty Highway 615
Coordinates40.31822, -74.61227
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating106.8 US tons
Inventory rating64.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length126 ft (38.4 m)
Longest span60 ft (18.3 m)
Deck width51 ft (15.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,005 (2024)
Projected traffic12,205 by 2044
Trucks3%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.8 million
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 615 over Bear Brook built?

It was built in 2018, making it 7 years old in 2025.

What condition is CR 615 over Bear 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 May 2024.

How much traffic does CR 615 over Bear Brook carry?

About 10,005 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is CR 615 over Bear Brook?

The structure is 126 ft (38.4 m) long with a longest span of 60 ft (18.3 m) and a deck 51 ft wide.

Who owns CR 615 over Bear Brook?

It is owned by the County Highway Agency.