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HomeMy WebLinkAboutCT 98-14; Thompson/Tabata; Tentative Map (CT) (27)February 4, 2003 TO: ASSOCIATE ENGINEER DEPUTY FIRE MARSHAL^ FROM: Senior Planner PRE 03-01 - THOMPSON/TABATA - AFFORDABLE HOUSING SITE PLAN Standard Pacific Homes recently processed a consistency determination for some revisions to the single family home architecture. They have just requested a change to the proposed affordable housing site plan, more specifically a relocation of the trash enclosure area to the existing Fire Department turn-around area. Attached are the approved plans and the proposed revisions from Standard Pacific for your review. Thank you for any comments you can provide. Please feel free to contact me at x4623 if you have any questions. MICHAEL GRI Attachments Gregory Ryan - FIREPROTPLANa doc^ Page 4 3. WALKING ACCESS Walking access describes unobstructed walkways required to provide continuous access connecting vehicular access to portions of buildings. 4. VERTICAL ACCESS Fire lane located adjacent to multi-story buildings, positioned so that Fire Department aerial ladders can be raised to the roof. C. STANDARD FOR ACCESS 1. COMMON a. Single- and Two-Family Residence The public streets and private driveways serving single- and two-family dwelling developments are usually adequate for Fire Department access use. b. Apartment Complexes, Condominiums, Planned Unit Development, Commercial/Industrial Developments Any portion of the perimeter of a building shall be accessible from within 150 feet of a public street, private driveway, or other forms of approved access. c. Private Driveways Driveways shall be maintained a minimum clear width of 20 feet with 'FIRE LANE" signs posted at 50 foot intervals (see Pages 9-11). Where parallel parking is allowed on one side, an additional 8 feet in the minimum driveway width shall be required, giving a total of 28 feet in width. Where parallel parking is allowed on both sides, an additional 16 feet in the minimum driveway width is required, giving a total of 36 feet. In addition to general requirements and policies, the Fire Department may require an increase or decrease in the driveway width depending on particular situations. d. Turnarounds Turnarounds shall be required at the end of single-entry private road 4 Gregory Ryan - FIREPROTPLANa.doc Page 5 designs of over 150 in length. Intermediate turnarounds shall be required for single-entry road- driveway designs exceeding 350 feet in length and for dual-entry designs exceeding 700 feet in length. Maximum length of single-entry road/driveway designs shall be 450 feet. Cul-de-sac turnarounds, intermediate, and "T" turnarounds shall have a minimum 34-foot centerline turning radius with 20 feet clear driving width. "T" or "Hammerhead" turnarounds shall have a minimum width of 20 feet and 60 feet of length (44 foot centerline turning radius where truck access is required). All turnarounds must be kept clear of all obstructions (e.g., no parking, nojjaxbage — . (see Exhibit 1). e. Vertical Access Where buildings or portions of buildings are more than 35 feet in height, measured from natural grade, driveways shall be located adjacent to at least one side of such building. Access shall be provided adjacent to at least two sides of such buildings that exceed 150 feet in width with "FIRE LANE" signs posted at 50 foot intervals. Driveways shall be in alignment to accommodate the use of Fire Department aerial apparatus. Vertical access driveways shall be spaced out from the building at distance of 1/5 the building's height. All required common vehicular access shall maintain a minimum 13 feet 6 inches of vertical clearance over the entire width of the access. f. Angle of Grade Access surfaces shall not exceed a 20% grade or contain any irregularity creating an angle of approach or departure in excess of 20% (11.3°). 2. EMERGENCY Emergency ACCESS is for the exclusive use of Fire Department apparatus and is required where common access is either inadequate or unreliable. Emergency access shall be a minimum of 20 feet in unobstructed width. Additional unobstructed widths may be require at curves, turns, and turnarounds to accommodate the 34 foot centerline turning requirements of fire apparatus (44 foot centerline turning radius where truck access is required). Turnaround requirements for emergency access shall be the same as in 1.d. above.