Ongoing Road Construction in Morris County and Vicinity

Expect lane closures, shoulder closures, and possible delays on I-287, I-80, US 46, and NJ 23.

Below is the most recent update on construction projects affecting major highways in Morris County and nearby areas. Unless stated otherwise, most closures are in effect until 3:00 p.m. Motorists should allow extra travel time and consider alternate routes.

I-287 Construction

Southbound

• Exit 34 – CR 663, Morris Twp.
  • Right shoulder closed until 3:00 p.m.
  • Time: As of 9:00 a.m.
• Exit 37 – NJ 24, Hanover Twp.
  • Right shoulder closed until 3:00 p.m.
  • Time: As of 9:00 a.m.
• Exit 33 – Harter Rd/US 202, Morris Twp.
  • Right shoulder closed until 3:00 p.m.
  • Time: As of 9:00 a.m.

Northbound

• Exit 37 – NJ 24, Hanover Twp.
  • Right shoulder closed until 3:00 p.m.
  • Time: As of 9:00 a.m.
• Exit 33 – Harter Rd/US 202, Morris Twp.
  • Right shoulder closed until 3:00 p.m.
  • Time: As of 9:00 a.m.
• South of Exit 36 to Exit 36 – CR 510/Morris Ave, Morristown
  • Right shoulder closed until 3:00 p.m.
  • Time: As of 9:00 a.m.
• North of Exit 34 – CR 663, Morris Twp. to South of Exit 35 – NJ 124, Morristown
  • Right shoulder closed until 3:00 p.m.
  • Time: As of 9:00 a.m.

US 46 Construction

Eastbound

• From East of CR 618/Mountain Lakes Blvd, Mountain Lakes, to East of CR 654/Cherry Hill Rd, Parsippany-Troy Hills
  • Acceleration lane closed until 3:00 p.m.
  • Time: As of 9:00 a.m.
• From East of CR 618/Mountain Lakes Blvd to West of CR 654/Cherry Hill Rd, Mountain Lakes
  • Right shoulder closed until 3:00 p.m.
  • Time: As of 8:00 a.m.

Westbound

• From East of CR 654/Cherry Hill Rd, Parsippany-Troy Hills, to East of CR 618/Mountain Lakes Blvd, Mountain Lakes
  • Acceleration lane closed until 3:00 p.m.
  • Time: As of 9:00 a.m.
• From West of CR 654/Cherry Hill Rd to East of CR 618/Mountain Lakes Blvd, Mountain Lakes
  • Right shoulder closed until 3:00 p.m.
  • Time: As of 8:00 a.m.

I-80 Construction

• Westbound, Exit 30 – Howard Blvd, Mount Arlington
  • All lanes shifted due to Bridges over Howard Boulevard replacement project
  • Left lane shifted until further notice
  • Time: As of 7:20 a.m.

NJ 23 Construction (Northern Morris/Passaic Border)

Southbound

• Between CR 618/Kinnelon Rd/Keil Rd, Butler, and South of CR 680/Jackson Ave, Pequannock Twp.
  • Right shoulder closed until 4:00 p.m.
  • Time: As of 7:00 a.m.

Northbound

• Between South of CR 680/Jackson Ave, Pequannock Twp., and CR 618/Kinnelon Rd/Keil Rd, Butler
  • Right shoulder closed until 4:00 p.m.
  • Time: As of 7:00 a.m.

Travel Tips

• Check for Detours: Lane and shoulder closures may cause slower travel speeds—plan alternate routes if possible.
• Off-Peak Travel: Delays typically subside outside of morning and afternoon rush hours.
• Monitor Updates: Follow real-time traffic reports or check the NJDOT website for the latest information.

Drive safely through work zones to ensure the safety of road crews and fellow motorists.