Cold-formed metal framing header assemblies for door and window openings across varying span conditions. Detail A utilizes an 18-gauge 400JS250-43 joist header with a 16-gauge track secured by two number ten self-tapping metal screws at twelve inches on center, fastened through each flange with number ten self-tapping metal screws. Detail C accommodates spans up to twelve feet six inches using a 16-gauge 400JS250-54 joist header with identical track attachment conditions.
16 GA TRACK W/ (2) #10 SMS @ 1'-0" OC 400JS250-43 (18 GA) #10 SMS EACH FLANGE 400JS250-54 (16 GA) 2 1/2" SAME AS 'A' 2 1/2" 1/8 1 - 12 . 2 1/2" SPAN UP TO 12'-6" C SPAN UP TO 4'-6" A
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