Emergency crews respond to crash at I-26 overpass in Summerville . (Source: AP) By Live 5 Web Staff | December 22, 2020 at 7:09 PM EST - Updated December 22 at 8:38 PM SUMMERVILLE, S.C. (WCSC) - Emergency crews have responded to a crash at the I-26 overpass in Summerville Tuesday night. Summerville police said North Main Street at the interstate overpass going into town was blocked due to the crash. At 8:33 p.m., SPD officials gave an update and said the overpass was now passable. Copyright 2020 WCSC. All rights reserved. 76