A mechanical unit is suspended from overhead steel joists using 5/8-inch diameter threaded rods anchored with top and bottom 1/4-inch by 3-inch square plate washers. The unit rests on an HSS 3x3x1/4 hollow structural section steel member sized per plan. A note restricts the maximum load on each piece of Unistrut supporting the unit to 130 pounds, requiring verification with the mechanical contractor and reference to detail S1 for loads exceeding this limit.
MECH. UNIT NOTE: MAXIMUM LOAD ON EACH PIECE OF UNISTRUT USED TO SUPPORT UNIT = 130 LBS. VERIFY SIZE AND LOCATION W/ MECH. CONTRACTOR. WHERE LOADS EXCEED 130 LBS PER UNISTRUT SUPPORT, SEE DETAIL S1. 5/8" DIA. THREADED RODS W/ 1/4" x 3" SQ. PL. WASHER TOP & BOTTOM. HSS3x3x1/4" STL. JOIST SEE PLAN
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