Bevel protractors (mechanical and optical). Requirements and test methods Ingestion-build-117251 BS EN 1176-11 is not

BS EN 1176-11 is not applicable to artificial climbing structures

data structure and presentation

corridors and escape routes

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Bevel protractors (mechanical and optical). Requirements and test methods Ingestion-build-117251 BS EN 1176-11 is notBS 1685: 2008 Bevel protractors (mechanical and optical). Requirements and test methods BS 1685: 2008 relates to the following types of bevel protractors: a) Mechanical Type A. With vernier graduated to read to five minutes of arc, and with slow motion device, and acute angle attachment Type B. With vernier graduated to read to five minutes of arc, but without slow motion device or acute angle attachment Type C. With scale graduated in degrees,