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Placement of Lag Screws and Bolts in Ledgers <br /> HEADROOM,TREADS AND RISERS <br /> (Reference IRC Figure 507.2.1(1)) <br /> 1.MAINTAIN A MIN.OF 8'8"OF HEADROOM AT ALL TIMES <br /> LAG SCREW OR BOLT STAGGER FASTENERS 2 MAX RISE TO BE 7.75" <br /> / IN 2 ROWS 3.MIN TREAD TO BE 10",MAX TREAD TO BE 12" <br /> a ? 2"MIN ® 5.5"MIN FOR 2X8' )(Ly� mss_ <br /> 6.5 HANDRAILS <br /> "MIN FOR 2X10 <br /> 5"MAX■ 7.5"MIN FOR 2X12 ^/-� <br /> 1.—e01.HANDRAILS SHOULD NOT PROJECT MORE THAN 15"INTO THE <br /> n ® tR se_ REQUIRED STAIR WIDTH AND SHOULD HAVE A SPACE NOT LESS <br /> ® ® THAN 1.5"BETWEEN THE WALL AND HANDRAIL <br /> MI <br /> 2.THE HANDGRIP PORTION OF THE HANDRAIL SHOULD NOT BE LESS <br /> 2"m N 1;�"MIN THAN 1.5"OR MORE THAN 2"IN CROSS-SECTIONAL DIMENSION <br /> LEDGER 3.HANDRAILS SHOULD HAVE TRIER ENDS RETURNED TO THE WALL OR <br /> *DISTANCE CAN BE REDUCED TO 4.5"IF LAG SCREWS TERMINATE INTO A NEWEL POST OR SAFTY TERMINAL <br /> ARE USED OR IF BOLT SPACING IS REDUCED TO <br /> THAT OF LAG SCREWS TO ATTACH 2X8 LEDGERS TO <br /> 2X8 BAND JOISTS. <br /> Placement of Lag Screws and Bolts in Ledgers , FLOOR JOIST AS 7 <br /> I PER PLAN <br /> (Reference IRC Figure 507.2.1(2)) <br /> EXTERIOR SHEATHING ._/ • <br /> EXISTING STUD WALL <br /> Existing 2x BAND JOIST <br /> OR ENGINEERING RIM ., _ �--. . <br /> BOARD --"`� Aff,::"""'� 2 X 12 STAIR STRINGERS <br /> 2"MIN M.I'�I, <br /> ., <br /> 111 DECK JOIST �5"MAx LAG SCREWS OR BOLTS ' <br /> • 211I`INw's <br /> • <br /> °4•• a` JOIST HANGER • <br /> • 30"TO 38"MAX <br /> i t <br /> DETAIL AT STAIRS SCALE 3/8" = 1' <br /> DECK ADDITION TO EXISTING FRONT PORCH PAGE 4/ <br /> q <br /> 1 <br /> % <br />