Ground clearance zones and site grade conditions for exterior window cleaning using a waterfed extension pole up to a maximum height of forty-eight feet. The side section indicates the working angle from grade to window heads across multiple building levels relative to the top of slab. The top view designates the clear working zone extending outward from the building face, noting a width of thirty-inch square pavers recommended in landscaped areas with planters. All other ground areas within the working zone must remain level and free of obstructions including plant materials, trees, and future growth.
TOP VIEW SIDE SECTION H x .25 H (48' MAX.) TOP OF SLAB CENTERLINE OF WINDOW ±18" WATERFED POLE WORKING CLEARANCE ZONE EDGE OF ROOF OVER HANG (WHERE OCCURS) WALL BELOW (WHERE OCCURS) WINDOW BELOW H = HEIGHT FROM GRADE TO TOP OF WINDOW HEAD OF TOP FLOOR WINDOW. h = HEIGHT FROM GRADE TO TOP OF WINDOW HEAD OF 2ND LEVEL WINDOW. H = MAXIMUM HEIGHT OF TOP FLOOR WINDOW HEAD USING WATER FED EXTENSION POLE WHEN WORKING AT GRADE 3' h x .25 TOP OF WINDOW AT LEVEL 4 TOP OF WINDOW AT LEVEL 3 TOP OF WINDOW AT LEVEL 2 TOP OF WINDOW AT LEVEL 1 h TOP OF WINDOW AT LEVEL 5 WIDTH OF WINDOW 30" SQ. PAVER RECOMMENDED IN LANDSCAPE WHERE PLANTERS OCCUR. ALL OTHER AREAS TO BE LEVEL AND FREE OF OBSTRUCTIONS WITHIN WORKING ZONE. INCLUDING PLANT MATERIALS, TREES AND FUTURE GROWTH. SITE AND/OR GRADE REQUIREMENTS FOR GROUND OPERATIONS SHOWN.
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