Ill. Admin. Code tit. 77, pt. 870, tbl. H

Current through Register Vol. 49, No. 2, January 10, 2025

Table H - Multi-Section Fastening Schedule

CONNECTOR LOCATION	FASTENER SIZE	FASTENER ANGLE	FASTENER SPACING
Roof ridge beam connection	1/2 inch carriage bolts	90 degrees	48 inches on center
Roof ridge beam connection	3/8 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	3/8 inch lag screws with washers	45 degrees or less	32 inches on center
Floor connection	Marriage clips	90 degrees	Where installed