End Bearing for Joists

(1)  Except when supported on ribbon boards, floor joists shall have not less than 38 mm length of end bearing.

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(2)  Ribbon boards referred to in Sentence (1) shall be not less than 19 mm by 89 mm lumber let into the studs.

Article 9.23.9.1. Ontario Regulation 332/12 Building Code,   Information published by oncodes.ca for educational purposes only.