There is a water main break in Andover on Dascomb Road at the I-93 overpass. Northbound traffic on and off I-93 is affected by this break and inaccessible from Tewksbury. All northbound traffic on I-93 should either exit prior to the Dascomb Road exit or continue to the Andover Street (Rt. 133) exit, Exit 39B. The northbound ramp onto I-93 at Dascomb Road is not accessible from Tewksbury. Vehicles should proceed to the Andover Street northbound entrance ramp to I-93.