This guide is intended as introduction to residential gravity loads, load paths and structural wood design. Further study is recommended prior to designing structures. Proper structural design engineering requires a thorough understanding of construction materials, construction practices, engineering principles and local building codes. The following publications are suggested as important reference materials are a starting point for an education in structural engineering. There are many books published on this subject by McGraw-Hill, Inc., Wiley & Sons, Inc., Craftsman Book Company and others.
