A trench drain assembly features a 1-1/8 inch type 316 stainless steel grate with hidden fasteners, set within a concrete pit adjacent to a building threshold and concrete paving. The trench incorporates 1-1/2 inch by 1-1/2 inch by 3/16 inch stainless steel angles, a 1/4 inch by 4 inch typical grouting strap, non-continuous shims, and non-continuous tabs installed per the manufacturer's specifications. A smaller 1-1/4 inch by 1-1/4 inch by 1/8 inch stainless steel angle with a hidden lockdown provides additional edge support. Expansion joints are detailed at the interfaces with the adjacent concrete thickened edges, all resting on base material and a compacted subgrade.
LONGITUDINAL SECTION GRIDLINE G6 1-1/8" 316 STAINLESS STEEL WITH HIDDEN FASTENERS. CONCRETE PIT ADJACENT CONCRETE THICKENED EDGE PER CONCRETE PAVING PER THICKENED CONCRETE EDGE BUILDING THRESHOLD BASE MATERIAL & COMPACTED SUBGRADE PER EXPANSION JOINT PER ANCHOR PER MANUFACTURER'S SPECIFICATIONS NON-CONTINUOUS SHIM NON-CONTINUOUS TAB. INSTALL PER MANUFACTURER'S SPECIFICATIONS. 1-1/2" X 1-1/2" X 3/16" STAINLESS STEEL ANGLE. 1/4" X 4" GROUTING STRAP TYP. 1-1/4" X1-1/4" X 1/8 " STAINLESS STEEL ANGLE HIDDEN LOCKDOWN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 01 - 01 - 15 - 05 - * 2" 2" 4" CROSS SECTION 1/2" MAX GRATE OPENING PREDOMINANT DIRECTION OF PEDESTRIAN ROUTE * TOP OF THRESHOLD TO 'CRUSHED' MAT - 1 4 " MAX 3 14 6 8 7 13 5 11 4 10 1 2 15 15 1/8" TYP. 9 4 PER PLAN PER PLAN 2 1 TYP. 6 6 7 8 8 12
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