Inserted a 6” liner through the open pipe in the pump room in the basement extending approximately 50’ feet ending in the open pipe in the main drain on the North side of the pool. Inserted a 15’ 6” liner through the open pipe in the main drain on the south side of the pool extending through the double wye connection and overlapping the previously installed liner. Reinstated the wye connection. Epoxy coated all seams in both drain boxes located in deep end of pool.