US Bridges

CR 636 over I-78

Fair

Union County, New Jersey · 0.65 MI W of 78-24 JCT · Structure no. 2010162

Built
1967
58 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
298 ft
3 main spans
Daily traffic
6,730
2024 count
Owner
State
State Highway Agency

About this bridge

CR 636 over I-78 is a steel stringer/multi-beam or girder carrying CR 636 over I-78 in Union County, New Jersey. It was built in 1967, so it is 58 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 5 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 6,730 vehicles a day, roughly 4% of them trucks, projected to reach 8,080 by 2044. The structure is 298 ft (90.8 m) long and 56 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCR 636
CrossesI-78
Location0.65 MI W of 78-24 JCT
RouteCounty Highway 636
CountyUnion County
StateNew Jersey
Coordinates40.70984, -74.33105
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length298 ft (90.8 m)
Longest span119 ft (36.3 m)
Deck width56 ft (17.1 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,730 (2024)
Projected traffic8,080 by 2044
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was CR 636 over I-78 built?

It was built in 1967, making it 58 years old in 2025.

What condition is CR 636 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 July 2024.

How much traffic does CR 636 over I-78 carry?

About 6,730 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is CR 636 over I-78?

The structure is 298 ft (90.8 m) long with a longest span of 119 ft (36.3 m) and a deck 56 ft wide.

Who owns CR 636 over I-78?

It is owned by the State Highway Agency.