Nuclear power plants. Instrumentation and control systems important to safety. Software aspects for computer-based systems performing category A functionsThis standard provides requirements for the purpose of achieving highly reliable software. It addresses each stage of software generation and documentation, including requirements specification, design, implementation, verification, validation and operation. The principles applied in developing these requirements include: Best available practices Top down design methods Modularity Verification of each phase Clear documentation Auditable documents

ISBN 0 580 49111 0

Rated speed ≤0

Requirements for testing

Construction of pavement

and whether it is worth carrying a fly jib with every crane

1 Description

the effectiveness cannot be fully verified by subsequent inspection and testing of the product

Products covered by this European Standard are not assessed for structural applications

liquefied petroleum gases such as propane and butane

Examples of equipment include

Cold test procedure to determine suitability of non heat-dissipating and heat dissipating specimens

which include UV blockers