Shotcrete crew set-wires — piano-wire grades before the shell goes in
Set wires (same wire used in pianos) run the grade for shotcrete — an extra ~$600 that saves the whole coping run
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Shotcrete crew set-wires — piano-wire grades before the shell goes in
Set wires (same wire used in pianos) run the grade for shotcrete — an extra ~$600 that saves the whole coping run
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