Ordinance No. 19498 - Laserfiche WebLink

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€d} Systems shall be equipped with afire depart- ment connection and a swing check valve on the supply side. EXCEPTION: The fire department connection may be omitted when the water supply to the building is capable of simultaneously operating the number of sprinkler heads installed in the two largest separ- ate areas which are directly interconnected by a normally closed Boar, ar when waived by the chief or his/her designee. ~i} Basements: ~Ihere automatic sprinklers are required to protect only basements and where na other portion of the building is to be equipped with automatic sprinklers, water supplies may be served through the following arrangements: 1. If the basement is 10,000 square feet or less in area, water service may be supplied by a two-inch I.D. pipe. 2. If the basement is less than 10,000 square feet but mare than 5,000 square feet in area, at least one 2-1/2 inch two-way si amese fire department connection placed on the street front of the building i n an unobstructed position at 1 east one foot and not more than four feet above the adjacent ground level shal l be provided and connected to the mai n sprinkler system supply by means of 2-1/z inch I.D. pipe. 3. If the basement is 5,000 square feet ar less in area, at least one ~-1/~ inch fire department connection mounted not less than one foot and not more than four feet above the adjacent ground level shall be provided and connected to the main sprinkler system supply by means of a 2-1/2 inch I.D. pipe. 4. Basements exceeding 10,000 square feet in area shall be served by standard water supplies as prescribed in U.B.C. Standard No. 38-1, or shall be subdivided into sections not exceeding 10,000 square feet by one-hour fire-resistive occu- pancy separations. ~j}. Limited Access Structures. Standard automatic fire ex- t~ngu~sh~ng systems shall be installed and maintained in an exist- ~ng or new building which has no access to a public street except by way of a pedestrian mall or to which access by fire fightin e u~ ment ~s rest ' ~ ~ g. q p , acted by one or more structures or amen~t~es ~n a publ ~ c street ar r~ ght-of -way, the requirement to apply one ear after construct' ~ y ~ on of the buy l d~ ng or the make ng of the restri c- t i on, whichever time i s later. ~k} Fire Extin uishin S stem in Hi h-Rise Structures. 1. Every structure five or more stories or greater than 45 feet in height shall have an approved automatic fire extin- guishing system installed throughout, including the basement. The number of stories ar height of the structure shall be measured from the 1 owest 1 evel of fire department vehi cl e access. 2. The provisions of subsection 1. of this section shall not apply to existing structures other than Group R Occupan- c i es so 1 ong as Qrdinance - 5