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• May 23, 2018 <br /> Mr.Tony Lee <br /> Snohomish County Courthouse Renovation/Addition <br /> Page <br /> 11)The glazing separating the entry lobby and the exterior landing of the new stairway(ST-1 <br /> first floor) is part of the stair enclosure and should be shown protected for minimum two- <br /> hour,fire resistive construction.Section 1023.2 <br /> Response:A 2-hour rating tape is indicated for this glass on sheet GV-101. The glass for <br /> the curtainwall frame is indicated to be FG-1(Fire Rated Clear Glass)in curtainwall frame <br /> C05 indicated on sheet A-701. <br /> 12)The exterior wall along construction line 18.1 that is 90 degrees to stairs ST-1 should be <br /> shown as minimum one-hour construction (with 3/4 hour opening protection) on each floor <br /> (currently only 2nd floor specified)for a minimum distance of 10 feet from the stairs. <br /> Section 1023.7 <br /> Response: The curtainwall has been removed and replaced with a fire rated partition on <br /> Levels 3-5 on the north wall of Stair ST-1. <br /> Accessibility <br /> • 1) It should be shown that Doors 4621E&5500E have a minimum of 18" clear on the pull <br /> side.ANSI Section 404.2.3 <br /> Response:These 2 doors have been shifted west to accommodate the ADA clearance. <br /> 2) It should be shown that the toilet partitions that have grab bars attached to them are able <br /> to support the additional 250#concentrated load as required by Section 1607.8.2 <br /> Response: This requirement is stated in the Metal Toilet Compartments specification <br /> section 102113.13,paragraph 2.2.D.2. The toilet compartment manufacturer must <br /> comply with this requirement. <br /> 3) The bottom edge of the vision lites in the doors shown on Sheet 1-610 should be shown no <br /> higher than 43 inches maximum above the floor.ANSI 404.2.10 <br /> Response: The bottom edges of these doors have been revised on sheet 1-610. <br /> Energy <br /> 1) Energy code compliance sheets for the envelope, lighting(interior and exterior)and <br /> mechanical systems should be provided for review. <br /> Response: The lighting compliance forms have been completed and attached to this letter. <br /> There are changes to the lighting plans which are also included. The mechanical energy <br /> code compliance form is shown on Sheet M-002. <br /> • <br />