Any abrasive cleaning operation that will satisfy paragraph (1) or (2) of this section is permitted by rule:
  (1) enclosed abrasive cleaning:
    (A) the particulate matter emissions are evacuated through a fabric filter with a maximum filtering velocity of 4.0 feet per minute (ft/min) with mechanical cleaning or 7.0 ft/min with air cleaning; and
    (B) there are no visible fugitive emissions from the facility.
  (2) outside blast cleaning:
    (A) abrasive usage rate shall not exceed 150 tons per year, 15 tons per month, and one ton per day; and
    (B) the blast cleaning is performed at least 500 feet from any recreational area or residence or other structure not occupied or used solely by the owner of the facility or the owner of the property upon which the facility is located; and
    (C) records shall be maintained of operating hours and abrasive material usage; and
    (D) before construction begins, the facility is registered with the commission's Office of Permitting, Remediation, and Registration in Austin using Form PI-7; and
    (E) before construction of the facility begins, written site approval shall be received from the executive director.

Source Note: The provisions of this §106.452 adopted to be effective March 14, 1997, 22 TexReg 2439; amended to be effective September 4, 2000, 25 TexReg 8653