1318 37TH ST 2018-01-02 MF Import

lr Plan Check Review Nos. B59674, B59674, B59676 October 13, 1998 Page 2 of 9 J' Each of the three buildings has an area separation wall dividing them, in effect creating two `buildings' on top of a third (the garage): the plan left building (A), and plan right building (B). Building A is not within allowable area without the use of open yards on Avo sides per Section 505.1. Building III -A cannot comply with the open yard requirement as it only has one useable open. yard. The Area separation.wall within Building III should therefore be relocated from construction line 6.6 to line 4.5. 07'.The assumed property line between all buildings on site sho tld be shown on the site plan (with critical distances called out) in order to review the exterior wall and opening protection per Table 5-A and area of openings per Section 503.2.2. Note that the requirements for all different types of construction must be met. Occupancy U The stair shafts penetrate the three-hour horizontal occupancy separation between the Type I and v V-one hour buildings. The stair shaft should be constructed of three hour fire -resistance with three hour -fire rated doors at the garage level portion of shaft to complete the occupancy separation. An alternative would be a two-hour stair shaft with 90-minute opening protection, however the stairs at the garage level would be required to be constructed of steel, or concrete. Sections 302.3, 311.2.2.1, & 602.4 It should be verified that the floor of the garage drains to an approved oil separator or trap / discharging to sewers in accordance with the Uniform Plumbing Code. Section 311.2.3.1 'le It should be specified that water resistant gypsum board backing will be installed behind tub or shower enclosures but will not be installed on the ceiling as the framing exceeds 12" o.c. Section 2512 A vapor barrier shoulc not be installed behind the water resistant gypsum wallboard. Section 2512 The location and size of kitchen and toilet room exhaust fans should be shown on the unit plans. Section 1203.3 The smoke detectors should be specified to the hard -wired with a battery backup. Section 310.9.1.3 Con [ruction 1. e�ails of construction should be provided for the pedestrian walkway between buildings I & II. he walkways should be shown to be of one -hour fire -resistive or heavy -timber construction in accordance with Section 605.6. Section 409.2 CV0