State officials say the Callahan Tunnel should open round about 5 a.m. Monday morning, which will begin to restore karma to Boston traffic and eventually end those mysterious clumps of state troopers along Rte. 16.
However, late-night drivers can expect some delays elsewhere along I-93 for the rest of the week as MassDOT gets the mighty highway back into fighting form:
Most notably, the effort requires the closure of Exit 24/Gov’t Center on I-93 Southbound on Sunday night into Monday morning and the complete closure of I-93 Southbound through Boston overnight Tuesday into Wednesday.