Construction on entrance and exit ramps on Interstate 35 at Lamar Avenue in Johnson County begins this Friday at 7:30 p.m., reopening Monday at 5 a.m.

Both northbound and southbound on- and off-ramps will be closed intermittently during the weekend as crews conduct pavement repair and resurfacing.

Also undergoing construction are the northbound and southbound right lanes on I-35 between Antioch Road and Southwest Boulevard. The construction also concludes at 5 a.m. Monday.