US Bridges

Old Trent RD CR535 over Big Bear Brook

Fair

Mercer County, New Jersey · 0.9 Mile South of CR 571 · Structure no. 1100046

Built
2008
17 years old
Condition
Fair
inspected February 2023
Type
Frame
Concrete
Length
28 ft
1 main span
Daily traffic
13,710
2023 count
Owner
County
County Highway Agency

About this bridge

Old Trent RD CR535 over Big Bear Brook is a concrete frame carrying Old Trent RD CR535 over Big Bear Brook in Mercer County, New Jersey. It was built in 2008, so it is 17 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 13,710 vehicles a day, roughly 4% of them trucks, projected to reach 16,730 by 2043. The structure is 28 ft (8.5 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesOld Trent RD CR535
CrossesBig Bear Brook
Location0.9 Mile South of CR 571
RouteCounty Highway 535
CountyMercer County
StateNew Jersey
Coordinates40.27811, -74.57701
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating41 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length28 ft (8.5 m)
Longest span28 ft (8.5 m)
Deck width58 ft (17.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,710 (2023)
Projected traffic16,730 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Old Trent RD CR535 over Big Bear Brook built?

It was built in 2008, making it 17 years old in 2025.

What condition is Old Trent RD CR535 over Big Bear Brook 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 February 2023.

How much traffic does Old Trent RD CR535 over Big Bear Brook carry?

About 13,710 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Old Trent RD CR535 over Big Bear Brook?

The structure is 28 ft (8.5 m) long with a longest span of 28 ft (8.5 m) and a deck 58 ft wide.

Who owns Old Trent RD CR535 over Big Bear Brook?

It is owned by the County Highway Agency.