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<br />Copyright 2002 AlA <br /> <br />MASTERSPEC Short Form <br /> <br />02/02 (R 05/06) <br /> <br />mm) clearance between pipe and pipe guard. Drill each end for two 3/4-inch (l9-rmn) anchor <br />bolts. <br /> <br />L. Bicycle Racks: Fabricate from Schedule 40 steel pipe, fully welded together. <br /> <br />1. Fabricate with NPS 3 (DN 80) top rails and end posts, NPS 1-1/2 (DN 40) bottom rails, <br />and NPS 3/4 (DN 20) vertical separators at approximately 8 inches (200 mm) o.c. <br />2. Make top rails 36 inches (900 mm) above pavement/floor and bottom rails 4 inches (l00 <br />mm) above pavement/floor. <br />3. Fabricate end posts with 1/4-inch- (6.4-rnm-) thick steel baseplates for bolting to concrete <br />slab. Drill end post baseplates at all 4 comers for 1/2-inch (12.7-mm) anchor bolts. <br />4. Finish: [Galvanize] [Prime with zinc-rich primer]. <br /> <br />M. Metal Floor Plate: <br /> <br />l. Fabricate from [ rolled-steel Door] [ rolled-stainless-steel floor] [rolled-aluminum-alloy <br />tread] [ abrasive-surface floor] plate of thickness indicated below: <br /> <br />a. Thickness: [1/8 inch (3.2 mm)] [3/16 inch (4.8 mm)] [114 inch (6.4 mm)] [5/16 <br />inch (8 mID)] [3/8 inch (9.5 mm)] [As indicated]. <br /> <br />2. Provide [steel] [stainless-steel] [aluminum] angle supports as indicated. <br />3. Provide flush [steel] [stainless-steel] [aluminum] bar drop handles for lifting removable <br />sections, one at each end of each section. <br /> <br />N. Abrasive Metal [No sings] [Treads] [and] [Thresholds]. <br /> <br />1. Cast-Metal Units: Cast [gray iron, Class 20] [aluminum] [bronze (leaded red or <br />semired brass)] [nickel silver (leaded nickel bronze)], with an integral abrasive fInish. <br /> <br />a. [Available ]Manufacturers: <br /> <br />1) American Safety Tread Co., Inc. <br />2) Balco Inc. <br />3) Barry Pattern & Foundry Co., Inc. <br />4) Granite State Casting Co. <br />5) Safe- T -Metal Co. <br />6) Wooster Products Inc. <br />7) <Insert manufacturer's name.> <br /> <br />2. Extruded Units: [Aluminum] [Bronze], with abrasive flller in an epoxy-resin binder. <br /> <br />a. [Available ]Manufacturers: <br /> <br />1) ACL Industries, Inc. <br />2) American Safety Tread Co., Inc. <br />3) Amstep Products. <br />4) Armstrong Products, Inc. <br />5) Balco Inc. <br />6) Granite State Casting Co. <br />7) Wooster Products Inc. <br /> <br />METAL FABRICATIONS 05500 - 6 <br />