Strip sod and store nearby. Excavate proposed drywell installation area approximately 4′ square by 5′ deep. Dig trench by hand to connect drainage line. Line pit with filtercloth. Install weeping tile coils. Fill remaining void with 3/4″ clear gravel.
Connect PVC hardpipe to downspout. Fold filtercloth over top of pit. Add soil to surface and put back sod. Dispose of excess soil. Rake jobsite level and dispose of debris.