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Air Knife Destructions <br /> Line Well Over Excavation Pipe diameter Boring diameter Air knife <br /> Number Name Well Type Destruction Method diameter <br /> Using (inches) (inches) <br /> required(inches) <br /> 1 AS-26 AS/GWM Well Pressure grout and"naushrounn"cala air knife 2 8 20 <br /> 2 MW-1 GWM Well Pressure grout and"mushrounn"cal, air knife 4 12 24 <br /> 3 MW-4 GWM Well Pressure grout and"mushroonn"cap air knife 4 11 2 <br /> 4 MW-5 GWM-Well Pressure grout and"mushroom"cap air knife 4 11 2 <br /> 5 MW-6 GWM Well Pressure grout and"mushroom"ca air knit 4 11 23 <br /> 6 MW-7 GWM Well Pressure grout and"mushroom"ca it knife 4 24 <br /> 7 MW-8D GWM Well Pressure grout and"mushroorn"cap air knife 2 8 20 <br /> 8 MW-9R GWM WeII Pressure grout and"naushroonn"cap air knife 2 8 20 <br /> 9 MW-IO GWM Well Pressure grout and"mushroom"cap air knife 2 8 2 <br /> 10 MW-10A 4 WMWelI Pressure grout and"mushroorn"cap air knife 2 8 20 <br /> • 11 MW-12 GWM Well Pressure grout and"mushrourn"cap airknife 2 8 20 <br /> 12 MW-13 GWM Well Pressure grout and"mushrourn"cap air knife 2 8 2 <br /> 13 MW-14 GWMWell Pressure grout and"mushroorn"cap air knife 2 8 2 <br /> 14 MW-14A GWM Well Pressure grout and"mushroom'ca air knit 2 9 20 <br /> 15 MW-15R GWM Well Pressure grout and"musbroorn"cap air knife 12 8 20 <br /> 16 MW-17 GWM Well Pressure grout and"mushroom"cap air knife 2 8 20 <br /> 17 MW-18 GWM Well Pressure grout and"naushroonn"cap <br /> air knife 2 820 <br /> 18 MW-18D GWM Well Pressure rout and"mushroom"ca air knife 2 8 20 <br /> 19 MW-19D GWM Well Pressure rout and"mushroom"ca air knife 2 8 20 <br /> 20 MW-19S GWM/ASWell Pressure grout and"mushroorn"cap air knife <br /> 21 MW-21D GWMWell Pressure grout and"mushroom"ca air knife 2 8 20 <br /> 22 MW-21S GWM Well Pressure grout and"mushroom"ca it knit 2 8 20 <br /> 23 MW-22D GWM Well Pressure rout and"mushroom"ca air knife 2 9 2 <br /> 24 MW-22S GWM Well Pressure grout and"mushroom"ca it knife 2 <br /> 25 MW-23D GWM/AS WeII Pressure out and"mushroom"ca it knit 2 8 2 <br /> 26 MW-23S GWM/AS Well Pressure grout and"naushroonn"cap air knife2 <br /> 27 MW-24D GWM Well Pressure grout and"mushroona"cap air knife 2 8 20 <br /> 28 MW-24S GWMWell Pressure grout and"mushroorn"cap air knife 2 8 20 <br /> 29 MW-25D GVWAS Well Pressure grout and"mushroom"cap air knife 2 8 8 1 <br /> 30 MW-25S GWM/AS Well Pressure grout and"mushroom"cap air knife 2 8 8 1 <br /> • 31 MW-27 GWM Well Pressure grout and"mushroom"ca air knife 2 8 2 <br /> 32 MW-28 GWM well Pressure grout and"mushroonn"cap air knife 2 920 <br /> 33 MW-29 GWM Well Pressure grout and"mushroorn"cap air knife 2 82 <br /> 34 MW-30 GWM Well Pressure grout and"naushroorn"cap air knife 2 8 2 <br /> 35MW-31 GWM WeII Pressure rout and"mushroom"cap air knif 2 20 <br /> 36 VEW-16 VE Well Pressure rout and"mushroom"ca air kni 2 82p - <br /> 37 VEW-19 VE Well Pressure grout and"mushroorn"cap lair knife 2 820 <br /> 38 VEW-22 VE Well Pressure grout and"mushroorn"can I air knife 2 2 <br /> Each of the above wells will be pressure grouted to the surface,then air knifed to a depth of 3 feet.The grout column will then be removed and lowered an additional 6 inches and <br /> back filled with one foot of grout covering the end of the PVC pipe forming a"mushroom cap". <br /> 1=Due to well location concerns.propose allowing the too 3 feet to be drilled out using the same sized augers as was used to originally install the wells <br />