Drivers will encounter a closure of the Bellefonte exit on Interstate 80 eastbound —mostly overnight, though around the clock for a nine-day period — through the remainder of the construction season as work continues on the high-speed interchange project connecting I-80 and I-99. Overnight closure of Exit 161 and the right lane on I-80 eastbound began Monday and will continue through Aug. 24 to allow the contractor to place barrier and conduct r…