Rechercher

1.1 This Standard provides requirements and guidance regarding beyond design basis accidents (BDBAs) at existing and new water-cooled reactor facilities with the fundamental objective of protecting the public and environment from the harmful effects of ionizing radiation. This includes a) determination of the functional DEC requirements for the structures, systems, and components (SSCs) that…

1.1 This Standard applies to the containment system of existing and new water-cooled nuclear power plants. Notes: 1) “Existing nuclear power plants” refers to those licensed for initial operation prior to 2011. 2) The requirements for new builds and existing plants might differ. Where requirements differ for new builds and existing plants, the difference is explicitly stated. 1.2 This…

1.1 This Standard covers mechanical couplings that are used to axially join pipes and fittings in non-pressure drain, waste, and vent (DWV) piping systems and sewer piping systems located inside or outside buildings and above ground or underground. Notes: 1) Caution should be exercised when installing mechanical couplings and elastomeric end caps at low temperatures. The coupling or…

1 Scope This Standard provides rules and requirements for the design, fabrication, erection, inspection, testing, maintenance, and use of falsework and formwork materials, components, and systems where they are erected to provide temporary vertical and lateral support or containment of freshly placed concrete for buildings and other structures during their construction, alteration, or repair…

1.1 This Standard specifies requirements for sustainable forest management (SFM) of a defined forest area (DFA), including requirements for a) the management framework; b) commitment; c) public participation; d) performance measures and targets; e) the systematic review of actions; f) the monitoring of effectiveness; and g) continual improvement. Note: While this Standard provides…

1.1 This Standard covers asphalt roofing shingles composed of impregnated glass felt, coated on both sides with asphaltic material and surfaced on the weather side with mineral granules. This Standard is designed for the evaluation of products as they are manufactured or as agreed upon between the purchaser/user and the manufacturer/supplier. 1.2 This Standard covers shingles that are a)…

1.1 This Standard specifies requirements related to the performance, design, testing, labelling, and provision of instructions for manufactured single-span horizontal lifeline systems (HLL systems) (see Figure 1). These HLL systems are a component of a complete system for fall arrest. 1.2 This Standard does not apply to a) HLL systems i) with span lengths greater than 18.3 m (60 ft); ii)…

1.1 This Standard specifies requirements for the selection, use, and application of active fall-protection equipment and systems. 1.2 The purpose of this Standard is to provide criteria and considerations for the safe selection and use of active fall-protection equipment and systems. 1.3 The selection and use of fall-protection systems as part of a fall-protection program that may include…

1.1 This Standard applies to newly produced illuminating appliances constructed entirely of new, unused parts and materials for use with: a) natural gas; b) propane; or c) butane. 1.2 These requirements cover gas-fired lighting appliances intended for either outdoor or indoor installation for attachment to fixed gas piping systems. Appliances approved for indoor use under this Standard…

This standard applies to compost produced from different feedstocks, used as organic soil conditioners, sold or distributed in bags or in bulk. This document was developed to serve as a reference document for the conformity assessment activities related to specific products. NOTE — Conformity assessment is defined as the systematic examination of the extent to which a process fulfils specified…