Seems reasonable to me. BS standards are not legal requirements - just one way of establishing ood practice. The machine won't be CE marked if it dates from the 1980's. No particular issue working to US standards In the oil & gas industry, we often work to US standards, despite being in the UK. A suitable & sufficient risk assessment is satisfactory, I think.

Depending upon the age of the cutting wheel, especially if it was procured after 31 December 1992. you should refer to HSE Guidance, "Buying new machinery--A short guide to the law and your responsibilities when buying new machinery for use at work" http://www.hse.gov.uk/pubns/indg271.pdf Also refer to "Providing and using work equipment safely-A brief guide" http://www.hse.gov.uk/pubns/indg291.pdf Last, but not least, depending upon the age of the cutter, do you need/want to comply with Regulation 10 of PUWER 1998, i.e. Conformity with Community requirements This regulation aims to ensure that when work equipment is first provided for use in the workplace after 5 December 1998, it meets certain health and safety requirements. It contains "employer" duties that complement those on manufacturers and suppliers in other legislation regarding the initial integrity of equipment. Some European standards have a special legal status and define minimum acceptable levels for health and safety by supporting the "essential requirements" of the European product safety Directives, and if followed fully may give a presumption of conformity to the relevant Directive's essential requirements ALL European standards referred to above are also British Standards, i.e. BS EN ----- http://www.hse.gov.uk/wo...t-machinery/standard.htm