APPENDIX D <br />D103.3 Turning radius. The minimum turning radius shall <br />be determined by the fire code official. <br />11103.3.1 Drainage. When subject to run-off damage, the <br />fire code official is authorized to require approved drain- <br />age. <br />D103.4 Dead ends. Dead-end fire apparatus access roads in <br />excess of 150 feet (45 720 mm) shall be provided with width <br />and turnaround provisions in accordance with Table D103.4. <br />TABLE D103.4 <br />REQUIREMENTS FOR DEAD-END <br />FIRE APPARATUS ACCESS ROADS <br />LENGTH <br />(reef) <br />WIDTH <br />(feet) <br />TURNAROUNDS REQUIRED <br />0-150 <br />20 <br />None required <br />120-foot Hammerhead, 60-foot "Y" or <br />151-500 <br />20 <br />96-foot diameter cul-de-sac in accor- <br />dance with Figure D103.1 <br />120-foot Hammerhead, 60-foot "Y" or <br />501-750 <br />26 <br />96-foot diameter cul-de-sac in accor- <br />dance with Figure D103.1 <br />Over 750 <br />Special approval required <br />For SI: 1 foot = 304.8 mm. <br />D103.5 Fire apparatus access road gates. Gates securing <br />the fire apparatus access roads shall comply with all of the <br />following criteria: <br />1. The minimum gate width shall be 20 feet (6096 mm). <br />2. Gates shall be of the swinging or sliding type. <br />3. Construction of gates shall be of materials that allow <br />manual operation by one person. <br />4. Gate components shall be maintained in an operative <br />condition at all times and replaced or repaired when <br />defective. <br />5. Electric gates shall be equipped with a means of open- <br />ing the gate by fire department personnel for emer- <br />gency access. Emergency opening devices shall be <br />approved by the fire code official. <br />6. Manual opening gates shall not be locked with a pad- <br />lock or chain and padlock unless they are capable of <br />being opened by means of forcible entry tools or when <br />a key box containing the key(s) to the lock is installed <br />at the gate location. <br />7. Locking device specifications shall be submitted for <br />approval by the fire code official. <br />8. Electric gate operators, where provided, shall be listed <br />in accordance with UL 325. <br />9. Gates intended for automatic operation shall be <br />designed, constructed and installed to comply with the <br />requirements of ASTM F 2200. <br />D103.6 Signs. Where required by the fire code official, fire <br />apparatus access roads shall be marked with permanent NO <br />PARKING-FIRE LANE signs complying with Figure <br />D103.6. Signs shall have a minimum dimension of 12 inches <br />(305 mm) wide by 18 inches (457 mm) high and have red let- <br />ters on a white reflective background. Signs shall be posted <br />on one or both sides of the fire apparatus road as required by <br />Section D103.6.1 or D103.6.2. <br />FIGURE D103.6 <br />FIRE LANE SIGNS <br />13103.6.1 Roads 20 to 26 feet in width. Fire lane signs as <br />specified in Section D103.6 shall be posted on both sides <br />of fire apparatus access roads that are 20 to 26 feet wide <br />(6096 to 7925 mm). <br />D103.6.2 Roads more than 26 feet in width. Fire lane <br />signs as specified in Section D103.6 shall be posted on one <br />side of fire apparatus access roads more than 26 feet wide <br />(7925 mm) and less than 32 feet wide (9754 mm). <br />SECTION D104 <br />COMMERCIAL AND INDUSTRIAL DEVELOPMENTS <br />D104.1 Buildings exceeding three stories or 30 feet in <br />height. Buildings or facilities exceeding 30 feet (9144 mm) <br />or three stories in height shall have at least two means of fire <br />apparatus access for each structure. <br />D104.2 Buildings exceeding 62,000 square feet in area. <br />Buildings or facilities having a gross building area of more <br />than 62,000 square feet (5760 m2) shall be provided with two <br />separate and approved fire apparatus access roads. <br />Exception: Projects having a gross building area of up to <br />124,000 square feet (11 520 m2) that have a single <br />approved fire apparatus access road when all buildings are <br />equipped throughout with approved automatic sprinkler <br />systems. <br />D104.3 Remoteness. Where two fire apparatus access roads <br />are required, they shall be placed a distance apart equal to not <br />less than one half of the length of the maximum overall diag- <br />onal dimension of the lot or area to be served, measured in a <br />straight line between accesses. <br />SECTION 105 <br />AERIAL FIRE APPARATUS ACCESS ROADS <br />D105.1 Where required. Where the vertical distance <br />between the grade plane and the highest roof surface exceeds <br />30 feet (9144 mm), approved aerial fire apparatus access <br />roads shall be provided. For purposes of this section, the <br />highest roof surface shall be determined by measurement to <br />the eave of a pitched roof, the intersection of the roof to the <br />exterior wall, or the top of parapet walls, whichever is <br />greater. <br />462 2014 OREGON FIRE CODE <br />