In B Districts, the regulations in this division shall apply.
In a B District, a building may be erected, altered or used and a lot or premises may be used for any of the following purposes and for no other:
A. 
All uses permitted in CB Districts subject to all the provisions specified for such business district.
B. 
Greenhouses and plant nurseries subject to the following conditions:
(1) 
No storage of manure or odor- or dust-producing substances shall be permitted within 100 feet of any adjoining lot line.
(2) 
No greenhouse heating plant shall be erected within 50 feet of any adjoining lot line.
C. 
Tourist cabins or camps.
In a B District, no business structure shall be erected or altered to exceed a height of 35 feet.
Any building in a B District used for residence purposes shall have a lot area and lot width equal to that required in R3 Districts for the same type of dwelling.
In a B District, business structures, including accessory buildings, shall not cover more than 40% of the lot.
A. 
In B Districts, business structures shall have front, side and rear yards not less than the following dimensions:
(1) 
Front yard: 25 feet.
(2) 
Side yard: 10 feet each side yard; provided, however, that any lot bordering on a residential district shall have a side yard of a width of not less than 20 feet.
(3) 
Rear yard: 10% of the depth of the lot.
B. 
Side yards are not required for each business structure where said structure is part of a group of buildings designed as a shopping center, provided that, for each group of buildings, side yards are at least equal to the minimum specified in Subsection A.
In a B District, accessory buildings shall meet the following requirements:
A. 
Maximum height: 25 feet.
B. 
Minimum distance from lot lines:
(1) 
Front yard: No accessory building shall be permitted in front of the principal building.
(2) 
From side lot line: eight feet each side yard; provided, however, that any lot bordering on a residential district shall have a side yard or a width of not less than 15 feet.
(3) 
From rear lot line: five feet.