1. Permitted Principal Uses.
A. Any use or structure permitted and as regulated in Section 165.17, except as hereinafter modified.
B. The following uses if located not less than 100 feet from any R District, provided any such operations are enclosed by a solid wall or fence not less than eight feet in height:
(1) Builder’s or contractor’s plant or storage yard.
(2) Building material sales and storage yard, including concrete mixing.
(3) Lumber yard, including millwork.
(4) Open yard for storage and sale of feed, fertilizer, or fuel.
C. The following uses, providing no part of a building occupied by such uses shall have openings other than stationary windows or required fire exists within 100 feet of any R District.
(1) The manufacture, compounding, processing, packaging or treatment of such products as bakery goods, candy, cosmetics, pharmaceuticals, toiletries, milk, and food products.
(2) The manufacture, compounding, assembling, or treatment of articles or merchandise from the following previously prepared material: canvas, cellophane, cloth, fiber, glass, leather, paper, plastics, precious or semi-precious metals or stone, rubber, textiles, wood, and yarn.
(3) The manufacture or assembly of electrical appliances, electronic instruments and devices, phonographs, radio and television sets, electric and neon signs, refrigerators and stoves.
(4) Laboratory-experimental, film or testing.
D. Railroad freight stations, trucking or motor freight terminals; provided, that service yards or docks are at least 100 feet from any lot in any R District.
2. Permitted Accessory Uses.
A. B-2 Business District accessory uses.
B. Other accessory uses customarily incidental to a permitted principal use, including signs as regulated by 165.21.
A. Dwellings, except for watchman or caretaker on the premises.
B. Schools, hospitals, clinics, and other institutions for human care, except when incidental to a permitted principal use.
C. Auto salvage and wrecking operations, industrial metal and waste salvage operations, and junk yards.
4. Yard Requirements. The following minimum requirements shall be observed, subject to the additional requirements, exceptions and modifications in Section 165.24.