Standards

This standard specifies a method for determination of the dimensional change of fabrics, garments or other textile articles when subjected to an appropriate combination of specified washing and drying procedures. 

This standard specifies requirements for hollow blocks made from fired clay.  The standard covers the general quality, dimensions and strength of the blocks.

This standard specifies requirements, including dimensions, materials, finish and selection for sampling for wire nails and cut nails. The following types of wire nails are covered by this standard: (a) Round plain head nails; (b) Round lost head nails; (c) Clout or slate nails; (d) Extra large head clout or felt nails; (e) Convex head roofing nails (chisel or diamond points); (f) Pipe nails (chisel point); (g) Panel pins; (h) Hardboard panel pins (round shank); (i) Hardboard panel pins (square shank); (j) Lath nails; (k) Plasterboard nails (jagged shank); (l) Oval brad head nails; (m) Oval lost head nails; (n) Tile pegs; (o) Tram nails with flat or raised head with chisel point; (p) Spring head twisted shank nails; (q) Square twisted shank flat head nails; (r) Washer head slab nails; (s) Dowels; (t) Annular ringed shank flat head nails; (u) Helical threaded shank flat head nails; and (v) Duplex head nails. The following types of cut nails are covered by this standard: (a) Cut clasp nails; and (b) Cut floor brads. The types of nail covered are illustrated in Tables 1 to 25 and in the corresponding diagrams, Figures 1 to 25.

This standard specifies the conditions under which ready-mixed concrete shall be made and delivered, and the methods by which the purchaser can specify with his enquiry or order, the properties of the concrete required.  It provides a specification for the production and supply of ready-mixed concrete. Methods of specifying ready-mixed concrete for nominal mixes, specified strength mixes and mixes for special purposes, to meet the requirements of standard codes of practice, are covered.  It also gives guidance on the data to be provided by the purchaser when ordering ready-mixed concrete, the inspection facilities to be provided by the supplier and the appropriate tests.  Routine tests which must be carried out by the supplier and those which are the responsibilities of the purchaser are also included.  This standard does not cover the placing, compaction, curing or protection of the concrete after delivery, nor does it apply to materials for lean concrete or similar road care materials.

This standard specifies requirements for three types of galvanized steel barbed wire. Two classes of galvanized coating, ordinarily and heavily galvanized, are specified.

This standard specifies the requirements for the labelling, sampling and test methods of garments, textiles and consumer textile products and thread sold for machine and hand sewing, whether locally made or imported.

This standard gives requirements for the design, location, construction, and maintenance of septic tanks. It includes methods of treatment and disposal of septic tank effluent from domestic sewage. This standard is applicable to individual housing units and institutions where the number of users does not exceed twenty (20) persons. For buildings with more than twenty (20) users an alternative treatment method should be considered with the approval from the relevant authorities.

This British Standard specifies requirements for sheets of factory-made machine-welded steel fabric for the reinforcement of concrete, manufactured from ribbed bars conforming to BS 4449:2005, or manufactured from wire conforming to BS 4482 for wrapping fabrics D49 and D98.

NOTE 1 Where the term “bar” is used in this standard, it includes bar or recoiled product conforming to BS 4449:2005. For clarity only. It can also include wire conforming to BS 4482 for wrapping fabrics only.

The purpose of this Standard is to provide criteria for the safe erection, use, and inspection of access scaffold (as covered in CSA S269.2 and engineered systems) and for the training of erectors and users of such equipment.

1.2 Subjects addressed

This Standard applies to the erection, use, and inspection of access scaffold that is

a) supported on a surface;

b) hung from multiple points, but is not capable of moving vertically or horizontally; or

c) mounted on wheels.

This Standard addresses key hazards, including fall hazards, structural instability, platform failures, and material handling problems.

Note: In this Standard, the term erection refers to the assembling, altering, or dismantling of a scaffold.

While this Standard applies to scaffold as defined in Clause 3, this Standard is not limited to scaffold used solely for the purpose of construction, maintenance, or repair operations.

1.3 Equipment not covered

This Standard does not apply to the following:

a) falsework and formwork for construction purposes, as covered in CSA S269.1;

b) suspended access equipment, as covered in CSA Z91 and CAN/CSA-Z271;

c) elevating work platforms, as covered in CAN/CSA-B354.6, CAN/CSA-B354.7, and CAN/CSA-B354.8;

d) manual or powered mast-climbing work platforms, such as a pump jack scaffold or equipment covered in CSA B354.9, CSA B354.10, and CSA B354.11;

e) centre-pole scaffolds; and

f) appliances or accessories attached to scaffold.

1.4 Terminology

In this Standard, shall is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; should is used to express a recommendation or that which is advised but not required; may is used to express an option or that which is permissible within the limits of the standard; and can is used to express possibility or capability.

Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material.

Notes to tables and figures are considered part of the table or figure and may be written as requirements.

Annexes are designated normative (mandatory) or informative (non-mandatory) to define their application.

1.5 Measurement

The values given in SI units are the units of record for the purposes of this Standard. The values given in parentheses are for information and comparison only.

This standard can be purchased via the Canadian Standards Association website https://www.csagroup.org/store/product/Z797-18/