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1.1 Pertains to precast reinforced circular concrete manhole sections including base sections, riser sections, catch basins, and appurtenances such as grade rings, tops, and special sections for use in sewer and water works. Note: This Standard is applicable to manufacture and purchase only, not installation. 1.2 The requirements of this Standard are applicable to precast concentric…

1.1 This Special Publication gives guidelines for quality assurance in the administration and technical operations of a laboratory performing physical or chemical tests. It is intended to assist in developing their quality assurance programs. Laboratories wishing to comply with specific requirements may use these guidelines in conjunction with the requirements where applicable. These…

1. Scope A257.0 1.1 This Standard describes procedures for testing circular concrete pipe, manhole sections, and joints and includes the following tests: (a) three-edge bearing test (see Clause 3); (b) core strength test (see Clause 4); (c) absorption test (see Clause 5); (d) hydrostatic test (see Clause 6); (e) flat slab top test (see Clause 7);and (f) manhole step test (see…

Cancels and replaces the previous edition which had the status of a report. Applies to direct and indirect resistance heating installations. Standardizes the safety requirements to be respected in the industrial furnaces energized with d.c. or a.c. single-phase or polyphase voltage of frequency up to 60 Hz.

1. SCOPE 1.1 These requirements cover the design and construction of small (maximum 2500 L) welded steel tanks of the stationary non-pressure type intended for installation inside or outside of buildings, for the storage and supply of fuel oil or lubricating oil. 1.2 The use of these tanks may be subject to installation requirements administered by the authority having jurisdiction.

1.1 General This Standard provides recommended practices for emergency sterilization in hospitals and similar health care facilities. These recommendations are intended to increase assurance of sterility and to assist health care personnel in the proper use of processing equipment. Notes: (1) "Similar health care facilities" includes nursing homes, extended-care facilities,…

This National Standard of Canada is equivalent to International Standard ISo 9000-3:1991. This part of ISO 9000 sets out guidelines to facilitate the application of ISo 9001 to organizations developing, supplying and maintaining software. It is intended to provide guidance where a contract between two parties requires the demonstration of a supplier's capability to develop, supply and…

1.1 Applies to factory-made, air-source, air-sink, single package, unitary air-conditioners and heat pumps, matching assemblies of the type classified in Clause 1.4, intended for air-conditioning and space heating applications. 1.2 This Standard applies only to electrically driven, mechanical, vapour-compression-type systems charged with one of the refrigerants listed in Group 1 of CSA…

Specifies the principle, the standard specimens, the exposure of standard specimens and the expression of results. Figure 1 shows an open helix specimen assembly. Gives chemical cleaning procedures for removal of corrosion products (informative Annex A).

Establishes some rules for the contents and presentation of standards for evaluation in buildings. Intended for application by international and national standards committees.