The downtime will be used for property-wide deep cleaning in addition, there will be continuous sanitizing throughout each day. On reopening, the casino will have new hours of operation: The reopening of Rivers Casino Philadelphia has been planned in collaboration with the City of Philadelphia and the Pennsylvania Gaming Control Board (PGCB). PHILADELPHIA-( BUSINESS WIRE)-Rivers Casino Philadelphia announced today that it will reopen on Friday, July 17, at 9 a.m., following a four-month shutdown to help slow the spread of COVID-19.