The following uses are permitted by right in the I-1 Zone:
A. 
Single-family and two-family dwellings and accessory buildings existing prior to the effective date of this regulation. Residences in Industrial Zones shall conform to the regulations prescribed for R-1 Zones. See Table I for lot requirements for single- and two-family dwellings.[1]
[1]
Editor's Note: Table I is included at the end of this chapter.
B. 
Uses existing prior to the effective date of this regulation, provided that expansion, except for uses permitted in Subsection A, or change in use of existing buildings or uses is subject to § 270-37 of these regulations.
C. 
Agriculture, forestry, truck gardening, livestock and poultry raising and dairy farming.
D. 
Temporary roadside stands for the seasonal sale of farm produce and products, only when accessory to the premises on which they stand, provided they shall contain not more than 200 square feet in area. Such stands shall be not less than 20 feet from any street line, and not less than 50 feet from any street intersections, and not less than 10 feet from the side boundary.
E. 
Tag sales, subject to the provisions of Article XXIII of these regulations.
The following uses are permitted in the I-1 Zone subject to the issuance of a special permit by the Planning and Zoning Commission:
A. 
Legal industrial uses which are not dangerous by reason of fire or explosion hazard, nor injurious, noxious or detrimental to the community or neighborhood by reason of the emission of dust, odor, fumes, smoke, wastes, refuse matter, noise, vibration, or because of any other objectionable feature, except for the following which are prohibited: acetylene gas manufacture; acid manufacture; alcohol and ammonia manufacture; ash storage or treatment/arsenals; asphalt manufacture or refining; blast furnace; bleaching powder or chlorine manufacture; boiler works, brewery; cement, lime, gypsum or plaster-of-Paris manufacture; coke ovens; crematories; creosote manufacture or treatment, disinfectants manufacture; distillation of bones, coal or wood; dyestuff manufacture; explosives or fireworks manufacture or storage; fat rendering; fertilizer manufacture; gas manufacture; glue, size or gelatin manufacture; oilcloth or linoleum manufacture; paper and pulp manufacture; refining of or wholesale storage of petroleum or its products; rolling mills or drop-forges; shoe polish manufacture; smelting of tin, copper, zinc, or iron ores; slaughter of animals or fowls and stockyards; tanning, curing or storage of rawhides or skins; tar distillations or manufacture; tar roofing or waterproofing manufacture; yeast plants; junkyards.
B. 
Expansion or change in use of existing buildings or uses, except for residential purposes. (See also Article XXXII, Nonconforming Buildings and Uses.)
C. 
Professional and business offices and post offices.
D. 
Contracting or construction yards, subject to the following:
(1) 
The Commission may require a buffer strip between five feet and 100 feet in width and, where necessary, require landscaping as in accordance with § 270-83.
(2) 
All fences erected shall be no closer than 15 feet to the parcel boundaries and at a height determined appropriate by the Commission.
(3) 
All other aspects of the activity must be compatible with other surroundings uses as determined by the Commission.
E. 
Communication towers, subject to the provisions of Article XXVIII.
Where any lot or part thereof abuts a lot devoted to residential use without separation by a street or where the lot is used for a construction or contracting yard and the Commission determines a buffer strip necessary, there shall be a fifteen-foot-wide landscaped buffer strip properly seeded with grass and planted with trees and shrubs to ensure an adequate screening between commercial or industrial and residential uses. Plans showing the work to be done, with assurance of completion and future maintenance, shall be filed with and approved by the Planning and Zoning Commission before such lot or portions thereof may be used for industrial purposes. The buffer strip shall be located on the lot devoted to the industrial use. Failure to maintain such strip in good condition shall constitute a violation of these regulations by the owner of such lot or portion thereof.
A. 
Dust, dirt, fly ash and smoke. No dust, dirt, fly ash or smoke shall be emitted into the air so as to endanger the public health and safety; to impair the safety, value and enjoyment of other property; or constitute a critical source of air pollution by itself or in conjunction with other existing sources of dust, dirt, fly ash or smoke.
B. 
Odors, gases and fumes. No offensive odors or noxious, toxic or corrosive fumes or gases shall be emitted into the air.
C. 
Noise. With the exception of time signals and noise necessarily involved in the construction or demolition of buildings and other structures, no noise which is objectionable due to volume, intermittence, beat frequency or shrillness shall be transmitted outside the property where it originates.
D. 
Glare and heat. The use shall be arranged so that any glare or radiant heat produced is shielded so as not to be perceptible at or beyond any property line.
E. 
Vibration. With the exception of vibration necessarily involved in the construction or demolition of buildings and other structures, no vibration shall be transmitted outside the property where it originates.
F. 
Sewage.
(1) 
The disposal of sanitary wastes shall comply with standards and regulations established by the most recent edition of the Public Health Code of the State of Connecticut. The discharge of substances into rivers and streams shall be subject to regulations of the Connecticut Department of Environmental Protection and to any other applicable regulation.
(2) 
There shall be no discharge of industrial waste onto the ground or into groundwater or surface waters.
G. 
Fire and explosion hazards. The uses shall conform to the Fire Safety Code of the State of Connecticut and any other applicable regulation.
H. 
Ionizing radiation and radioactive materials. The use shall conform to the most recent edition of the Public Health Code of the State of Connecticut with regard to sources of ionizing radiation and radioactive materials and to any other applicable regulation.
I. 
Electromagnetic interference. The use shall conform to the regulations of the Federal Communications Commission with regard to electromagnetic radiation and interference and to any other applicable regulation.