This Guide is designed to help educators increase wood content in their already crowded curricula, exposing students to the unique challenges and opportunities of designing with advanced wood systems, within...
...recycled is generally incinerated for waste-to-energy conversion or shredded for biomass. Deconstructing wood buildings and reusing the salvaged wood for new construction would extend the lifespan of the wood, add...
Buildings that stand the test of time aren’t just durable—they are cherished. When we invest in quality materials and good design, we can create buildings that people connect with. As...
Treatment during engineered wood product manufacture
Some engineered wood panel products, such as plywood and laminated veneer lumber (LVL) are able to be treated after manufacture with preservative solutions, whereas thin strand based products (OSB, OSL)...
Reassessment of Design Values for Hem-Fir (N) Dimension Lumber (Canadian Market)
...and the National Design Specification® (NDS®) Supplement for Wood Construction, developed by the American Wood Council (AWC). Within the NDS® Supplement, these updates specifically apply to Tables 4A and 4C,...
Lateral Bracing Requirements – Part 9 of the BC Building Code 2024
Purpose: This publication provides detailed guidance on the BC Building Code 2024 requirements for lateral bracing in Part 9 wood-frame houses. It explains the building material requirements and construction methods...
A Regionalized Industry Average EPD for Canadian Wood Trusses
This is a Canadian regionalized industry wide (average) business-to-business Type III environmental product declaration (EPD) for pre-fabricated wood trusses. This declaration has been prepared in accordance with ISO 21930 (1),...
An Industry Average EPD for Canadian Softwood Plywood
This is a Canadian industry wide (average) business-to-business Type III environmental product declaration (EPD) for softwood plywood. This declaration has been prepared in accordance with ISO 21930 (1), ISO 14025...
A Regionalized Industry Average EPD for Canadian Softwood Lumber
This is a Canadian regionalized industry wide (average) business-to-business Type III environmental product declaration (EPD) for softwood lumber. This declaration has been prepared in accordance with ISO 21930 (1), ISO...
An Industry Average EPD for Canadian Pre-fabricated Wood I-Joists
This is a Canadian industry wide (average) business-to-business Type III environmental product declaration (EPD) for pre-fabricated wood I-joists. This declaration has been prepared in accordance with ISO 21930 (1), ISO...
Guide to Encapsulated Mass Timber Construction in the Ontario Building Code
...apply the latest Ontario Building Code provisions for Encapsulated Mass Timber Construction (EMTC), effective January 1, 2025. Developed by the Canadian Wood Council / WoodWorks Ontario in collaboration with Morrison...
In the National Building Code of Canada (NBC) “fire-resistance rating” is defined in part as: “the time in minutes or hours that a material or assembly of materials...
The vulnerability of any building in a fire situation is higher during the construction phase when compared to the susceptibility of the building after it has been completed...
A structure must be designed to resist all the loads expected to act on the structure during its service life. Under the effects of the expected applied loads, the structure...
For many years, the design values of Canadian dimension lumber were determined by testing small clear samples. Although this approach had worked well in the past, there were...
A permanent wood foundation (PWF) is an engineered construction system that uses load-bearing exterior light-frame wood walls in a below-grade application. A PWF consists of...
“Durability by design” is the most important aspect of durable solutions. It starts with using dry wood, storing it appropriately to ensure it stays dry, and then...
For outdoor applications of wood, we have a strong tradition here in North America of using our naturally durable species: Western red cedar, Eastern white cedar, yellow...
Treating Methods There are two basic methods of treating: with and without pressure. Non-pressure methods are the application of preservative by brushing, spraying or dipping...
The appearance of wood can be modified with the application of an architectural coating. Architectural coatings are surface coverings such as paints and stains applied...
Non-Pressure Treated Wood For most treated wood, preservatives are applied in special facilities using pressure. However, sometimes this isn’t possible, or the need for...
Preservative-treated wood is typically pressure-treated, where the chemicals are driven a short distance into the wood using a special vessel that combines pressure and...
The VanDusen Botanical Garden in Vancouver, British Columbia, was founded in 1971; doors opened to the public in 1975. By the year 2000, two existing buildings, the Floral...