Construction along I-495 Haverhill means left lane closures Monday and Tuesday and right lane closures Wednesday and Thursday, northbound in Haverhill
Guardrail installation means a single left lane closes on I-495 north, between exits 48 and 49, Monday and Tuesday, July 20 and 21, from 6 a.m.-2 p.m., each day, according to the Massachusetts Department of Transportation.
A single right lane closes between exits 48 and 49 on Wednesday and Thursday, July 22, and 23, from 6 a.m.-2 p.m., for pier protection barrier work.