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Outdated Standard Exemptions 81 - 89, January 8, 1980

Outdated Title 30 TAC 116 Standard Exemptions organized by exemption number and date.

Exemption

Clicking on a highlighted number below links you to the standard exemption.

81 | 82 | 83 | 84 | 85 | 86 | 87 | 88 | 89

81. REMOVED

82. REMOVED

83. Any concrete plant that accomplishes wet batching, dry batching or central mixing and operates according to the following conditions:

  2. All stockpiles shall be sprinkled with water and/or chemicals as necessary to control the emission of dust to the minimum level possible under existing conditions.
  4. A mechanism is installed on the silo for warning operators that the silo is full, so it will not be overloaded at any time.
  6. All permanent in-plant roads shall be paved. Alternate methods of control may be approved by the Executive Director prior to installation of the facility.
  8. The cement weigh hopper is vented to its own bag filter or a central collection system.
  10. A bag filter(s) with a maximum filtering velocity of 3.0 ft/min is installed on the cement silo or the silo is vented to the central collection system.
  12. The dust emissions at the batch drop point (drum feed for central mix plants) are controlled by a shroud having ample suction exhaust to deliver the collected dust to a bag filter.
  14. All abatement equipment must be in good condition and operating properly during plant operations.
  16. Before construction of facility begins, written site approval is received from the Executive Director of the Texas Air Control Board.
  18. Before construction begins the facility must be registered with Form PI-6.

84. All cement and fly ash storage silos to be installed for use by an existing plant which will meet the following conditions:

  2. The silos are equipped with bag filter(s) having a maximum filtering velocity of 3.0 ft/min or are vented to a central collection system.
  4. Transfer of fly ash or cement from the silos is accomplished by an enclosed system.
  6. All abatement equipment is in good condition and operating properly.

85. REMOVED

86. Any portable rock crusher with a production rate of 200 ton/hr. or less that operates according to the following condition:

  2. Operating schedule of the plant does not exceed 1600 hours per year,
  4. All in-plant haul roads and stockpiles are sprinkled with water and/or chemicals as necessary to control fugitive emissions,
  6. Water sprays are located at all belt transfer points, shaker screens and inlet-outlet of primary and secondary crushers as necessary to achieve maximum control of dust emissions,
  8. The plant is located at least 1/2 mile from any public building, public recreational area or any residence not owned and occupied by the company proposing to install the rock crusher,
  10. The plant is located at least one mile outside the nearest corporate limits of any city or town,
  12. The plant is located at least 1000 feet from any state or federal highway not currently under maintenance or construction, and
  14. Before construction of the facility begins, written site approval is received from the Executive Director of the Texas Air Control Board.
  16. Before construction begins the facility must be registered with Form PI-6.

87. REMOVED

88. Any grain storage facility which satisfies the following conditions:

  2. The total storage capacity does not exceed 100,000 bushels.
  4. The plant is located at least 1/4 mile from any public building, public recreational area or any residence not owned and occupied by the company proposing to install the grain storage and drying facility.
89. Paint spray facilities using paint spray booths designed and operated according to Federal Occupational Safety and Health Standards and in which no metal spraying or metallizing is done and:

  2. A water wash or dry filter media is used to control paint particulate overspray and from which volatile organic paint solvents losses are less than four pounds per hour or 200 pounds per week.
  4. Records are maintained of operating hours and paint usage.


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