Construction codes of Ontario

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Slab Construction Over Cold Storage Room in Basements

Slab Construction Over Cold Storage Room in Basements Refer to Article 9.39.1.1 if it applies (1) Concrete shall be cast against form work in accordance with CSA A23.1, “Concrete Materials and Methods of Concrete Construction”. (2) The slab shall be not less than 125 mm thick. (3) The slab shall be reinforced with 10M bars spaced not more than 200 […]

Slabs-on-ground

Slabs-on-ground Because slabs-on-ground have requirements similar to those pertaining to basement floor slabs, the steps and precautions described for the latter apply here as well. An important difference is the need to establish the finish floor level at a sufficient height above the natural grade so that the finished grade will provide good drainage away […]

Soil Gas Control

Soil Gas Control (1) Where methane or radon gases are known to be a problem, construction shall comply with the requirements for soil gas control in MMAH Supplementary Standard SB-9, “Requirements for Soil Gas Control”. Article 9.13.4.1 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Soil Movement

Soil Movement (1) Where a foundation is located in an area where soil movement caused by changes in soil moisture content, freezing, or chemical-microbiological oxidation is known to occur to the extent that it will damage a building, measures shall be taken to preclude such movement or to reduce the effects on the building so that […]

Standing Water

Standing Water (1) Excavations shall be kept free of standing water. Article 9.12.1.2. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Step Footings

Step Footings Stepped footings may be required on sloping sites or where there is an unstable soil pocket under a footing. They may also be required in split-level houses and walk-out basements. Unless placed on rock, the bottom of each run level of the footing should be placed on undisturbed soil or compacted granular fill. […]

Structural insulated panels system (SIPS)

Structural insulated panels system (SIPS) Structural insulated panels consisting of an outer and inner layer of plywood or OSB bonded to a polystyrene insulation core provide both structural rigidity and high insulation levels. As most studs in the wall assembly have been eliminated, SIPs have negligible thermal bridging. The joints between SIP panels should be […]