UST Board Approval Date - 2/26/04
Task Code 220.127.116.11 & 18.104.22.168
When performing air-knifing activities for pre-clearing soil boring or well locations, the air knife should be used to open a borehole equal in diameter to the drilled borehole. Task Code 22.214.171.124 or 126.96.36.199 shall be utilized. Claimants seeking Reimbursement for air-knifing performed at a Site other than on the property of the Dispensing Facility or Former Dispensing Facility after the effective date of this policy, shall be required to submit the additional documentation supporting the need for air knifing:
Site Plan of the property or properties showing known or suspected building structures, underground storage tanks, piping, utility lines, etc.
Site Plan of the property or properties showing the direction of utilities from the street to the point of connection at the building.
Site Plan of all soil borings, well or injection points to be cleared by air-knife. The Site Plan shall also show known or suspected building structures, underground storage tanks, piping, utility lines, etc.