An applicant to the Board of Appeals, as hereinafter provided, for the use of any land or premises as a tourist camp or the erection or placing therein of any tent, tent house, camp cottage, house car or trailer, shall first obtain from the Department of Health of the County of Suffolk a statement in writing as to its approval for the establishment of sanitation facilities and water supply for each such proposed tourist camp, together with a plan showing clearly the extent and area to be used for the camp proposed, a legal description of the camp property, methods for disposing of sewage and plans for water supply, electricity and other necessary conveniences. In determining the suitability of such use, the Board of Appeals as hereinafter provided shall give consideration to the effect of the proposed tourist camp on adjoining property, and further, no such permit shall be granted for a tourist camp or for trailers in any residence district. The applicant shall be required to give written notice of the public hearing before the Board of Appeals on such application to all owners of property situated within 800 feet of the proposed tourist camp, and file same at such hearing with proof that such notice was given.