77 Ill. Adm. Code 870.TABLE H
H Multi-Section Fastening Schedule
Section 870.TABLE HÂ Â Multi-Section Fastening Schedule
CONNECTOR
LOCATION
FASTENER SIZE
FASTENER ANGLE
FASTENER
SPACING
Roof ridge beam connection
½ inch carriage bolts
90 degrees
48 inches on center
Roof ridge beam connection
⅜ inch lag screws with washers
45 degrees or less
24 inches on center
Roof rafter connection
4 inch by 10 inch 18 gauge straps with 10-10d nails
90 degrees
48 inches on center
Floor rim joist connection
⅜ inch lag screws with washers
45 degrees or less
32 inches on center
Floor connection
Marriage clips
90 degrees
Where installed