Cast-in-place Foundation Walls Place concrete continuously without interruption. Tamp or vibrate the concrete to remove air pockets and to work the material around and beneath window frames and other blocking. Anchor bolts for sill plates should be placed while the concrete is in an unhardened condition. Such bolts are at least 12.7 mm (1⁄2 in.) […]

Compressive Strength (1)  Where dampproofing is not provided, the concrete used for floors-on-ground shall have a compressive strength of not less than 25 MPa after 28 days. (2)  Where dampproofing is provided as described in Article 9.13.2.7., the concrete used for floors-on-ground shall have a compressive strength of not less than 15 MPa after 28 days. Article […]

Conditions of use for insulated conductors and cables other than flexible cords, portable power cables, and equipment wires – Table 19 Table 19 (Continued) Table 19 (Continued) Table 19 (Continued) Table 19 (Continued) Table 19 (Continued) Table 19 (Continued) Table 19 (Concluded) Source: Table 19, CSA C22.1:21, Canadian Electrical Code, Part 1 (25th Edition), Safety […]

Construction of Exposing Building Face and Walls above Exposing Building Face (1)  Except as provided in Sentences (2) to (7), each exposing building face and any exterior wall located above an exposing building face that encloses an attic or roof space shall be constructed in conformance with Table 9.10.14.5. and Subsection 9.10.8. (2)  Cladding on exposing building […]