Number of Slots (±1) per Linear Foot Width of Slot (Inches) Minimum Opening per Linear Foot (Square Inches) Perforated pipe shall have three (3) rows of perforations with one row on each side of the pipe and the third row in the top.
Saturated zone or "zone of saturation" means that part of the earth's crust in which all voids are filled with water.
Pipe or “Piping” means a hollow cylinder or tubular conduit that is constructed of non-earthen materials.
Hydraulic fracturing means the fracturing of underground rock formations, including shale and non-shale formations, by manmade fluid-driven techniques for the purpose of stimulating oil, natural gas, or other subsurface hydrocarbon production.
Unsaturated zone or "zone of aeration" means the zone between the land surface and the water table.
Electrical Fitter means an employee who is mainly employed in the workshops manufacturing, fitting, and repairing electrical instruments, machines, and apparatus. Electrical fitting in this definition shall include armature and transformer winding, and people solely engaged in making and repairing instruments. The legitimate possession of a certificate of competency in this particular class of work issued by the Electrical Licensing Board under the Electricity Act 1994 shall be recognised as proof of efficiency.