Proposal Description Fill and Grade for the purposes of preparing sub-base for retaining wall and backfilling with free draining select backfill purchased from local hard rock quarry. 535 Cubic Yards of material excavation and end haul. 900 tons of various imported crushed rock aggregates. Four thousand square feet of ground surface area will be modified from slide body and waste to free draining backfill. The property is zoned R-1 Residential District.