A section of Loop 101 in Scottsdale will be closed this weekend for freeway work while drivers along portions of Loop 202 in the Chandler/Ahwatukee area  will face delays and detours for pavement sealing, state transportation officials said Thursday.

Here is the Arizona Department of Transportation’s plans for Friday night, Nov. 7, until Monday morning, Nov. 10:

• Southbound Loop 101 will be closed between Hayden Road and Shea Boulevard in Scottsdale from 10 p.m. Friday to 5 a.m. Monday for a widening project.

The eastbound Loop 101 on-ramp at Scottsdale Road will be closed. Detour: Consider using southbound State Route 51 to eastbound Shea Boulevard. Drivers also can exit to southbound Scottsdale Road to reach eastbound Shea Boulevard.

• Westbound Loop 202 will be closed between Kyrene Road and 40th Street in the Chandler/Ahwatukee area from 9 p.m. Friday to 2 p.m. Saturday for pavement sealing.

All westbound Loop 202 ramps to and from I-10 near Chandler Boulevard will be closed. Detour: Consider alternate routes using Chandler Boulevard or Ray Road.

• Eastbound Loop 202 will be closed between 40th Street and Kyrene Road in the Ahwatukee/Chandler area from 9 p.m. Saturday to 2 p.m. Sunday for pavement sealing.

All eastbound Loop 202 ramps to and from I-10 near Chandler Boulevard will be closed. Detour: Consider alternate routes using Chandler Boulevard or Ray Road.

• Eastbound Loop 202 will be closed between Williams Field and Higley roads in the Southeast Valley from 9 p.m. Friday to 5 a.m. Monday for pavement maintenance.

Eastbound Loop 202 on-ramps at Gilbert Road, Lindsay Road and Val Vista Drive also will be closed. Detour: Consider using eastbound Williams Field or Germann roads to Higley Road to reach eastbound Loop 202 beyond closure.

• Eastbound Loop 202 will be narrowed to two lanes between Alma School Road and Arizona Avenue in Chandler from 10 p.m. Friday to 5 a.m. Monday for bridge work as part of a widening project.

Note: Arizona Avenue will be closed in both directions at Loop 202 from 10 p.m. Friday to 5 p.m. Saturday for bridge work. Consider using Pecos or Germann roads to Alma School or McQueen roads to bypass the Arizona Avenue closure.

• The southbound I-17 frontage road will be closed between Camelback and Indian School roads from 9 p.m. Friday to 5 a.m. Monday for pavement maintenance.

The southbound I-17 off- and on-ramps at Camelback Road and off-ramp at Indian School Road will be closed. Detour: Alternate routes include southbound 27th Avenue.