US Bridges

CR 525 NB over I-78

Fair

Somerset County, New Jersey · I-78 Exit 33 · Structure no. 1817176

Built
1995
30 years old
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
343 ft
5 main spans
Daily traffic
13,536
2024 count
Owner
State
State Highway Agency

About this bridge

CR 525 NB over I-78 is a prestressed concrete box beam or girders - multiple carrying CR 525 NB over I-78 in Somerset County, New Jersey. It was built in 1995, so it is 30 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 13,536 vehicles a day, roughly 4% of them trucks, projected to reach 16,517 by 2044. The structure is 343 ft (104.5 m) long and 45 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCR 525 NB
CrossesI-78
LocationI-78 Exit 33
RouteCounty Highway 525
CountySomerset County
StateNew Jersey
Coordinates40.64642, -74.57533
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85 US tons
Inventory rating51 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length343 ft (104.5 m)
Longest span82 ft (25 m)
Deck width45 ft (13.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,536 (2024)
Projected traffic16,517 by 2044
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was CR 525 NB over I-78 built?

It was built in 1995, making it 30 years old in 2025.

What condition is CR 525 NB over I-78 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 June 2024.

How much traffic does CR 525 NB over I-78 carry?

About 13,536 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is CR 525 NB over I-78?

The structure is 343 ft (104.5 m) long with a longest span of 82 ft (25 m) and a deck 45 ft wide.

Who owns CR 525 NB over I-78?

It is owned by the State Highway Agency.