CEN/TC 151/WG 11 - Machines and plants for mining and tooling of natural stone - Safety

This document deals with all significant hazards, hazardous situations and events which are relevant to transportable diamond wire saws, used in quarries for cutting natural stones (e.g. marble, granite), when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Annex A).
For this document, the intended use of machine is limited by the following cutting operations, defined in Clause 3:
1)   vertical cut (see 3.16);
a)   mountain vertical cut (see 3.16.1);
b)   mountain side vertical cut (see 3.16.2);
c)   block vertical cut (see 3.16.3);
d)   overhead underslung vertical cut (see 3.16.4);
2)   horizontal cut (see 3.17);
a)   horizontal cut with one side open (see 3.17.1);
b)   horizontal cut with two sides open (see 3.17.2);
3)   block inclined cut (see 3.18).
Cutting operations listed above are performed without any path variation (see 3.11).
This document does not deal with any other cutting operation not listed above or defined in Clause 3.
This document deals only with transportable diamond wire saws using coated diamond wire as tool.
This document specifies the appropriate technical measures to eliminate or reduce risks arising from the significant hazards.
This document deals with all significant hazards that could occur within the expected lifetime of the machinery including the phases of transport, assembly, dismantling, disabling and scrapping.
This document does not deal with the significant hazards arising by the use of other facilities/devices not described in this document, that could be fitted on the machines or that could be used during the work cycle.
This document does not apply to:
i)   machines intended for operation in a potentially explosive atmosphere;
ii)   machines which are manufactured before the date of publication of this document.

This document deals with all significant hazards, hazardous situations and events, as listed in Annex A, which are relevant to stationary diamond wire saws (stationary diamond mono-wire saws and stationary diamond multi-wire saws), as defined in Clause 3.
Stationary diamond wire saws may be used in quarries or in sawmill for cutting natural stones (e.g. marble, granite), when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Annex A).
This document deals only with stationary diamond wire saws using coated diamond wire as tool.
This document specifies the appropriate technical measures to eliminate or reduce risks arising from the significant hazards.
This document deals all significant hazards that may occur within the expected lifetime of the machinery including the phases of transport, assembly, dismantling, disabling and scrapping.
This document does not deal with the significant hazards arising by the use of other facilities/devices not described in this document, that may be fitted on the machines or that may be used during the work cycle.
This document does not deal with:
a)   operation under extreme ambient conditions (outside the limits defined in EN 60204-1:2018);
b)   upstream and downstream conveying elements, not integrated with stationary diamond wire saws, for transporting of the work-pieces.
This document is not applicable to machines which are manufactured before the date of publication of this document by CEN.

This document applies to stationary surface-finishing machines with stationary work piece (see 3.1) or with moving work piece (see 3.2) which are used to grind or polish horizontal surfaces of slabs, strips or tiles of natural stone and engineered stone (e.g. agglomerated stone) as defined by EN 14618:2009.
This document deals with all significant hazards, hazardous situations and events relevant to surface-finishing machines, when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Clause 4).
This document specifies the appropriate technical measures to eliminate or reduce risks arising from the significant hazards.
This document deals with the foreseeable lifetime of the machinery including the phases of transport, assembly, dismantling, disabling and scrapping.
This document does not deal with:
-   hand-held grinding machines;
-   machines intended for operation in a potentially explosive atmosphere;
-   operation in severe environmental conditions (e.g. extreme temperatures, corrosive environment);
-   machines intended for outdoor operation.
This document is not applicable to machinery which is manufactured before the date of publication of this document by CEN.

This document deals with all significant hazards, hazardous situations and events which are relevant to:
-   bridge sawing machines;
-   bridge sawing and milling machines;
-   numerical control bridge sawing/milling machines.
These machines are designed to saw and mill natural stone and engineered/agglomerated stone as defined by EN 14618:2009, when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Clause 4).
This document specifies the appropriate technical measures to eliminate or reduce risks arising from the significant hazards.
This document deals with the foreseeable lifetime of the machinery including the phases of transport, assembly, dismantling, disabling and scrapping.
This document also applies to machines fitted with the following facilities/devices:
-   mechanical, pneumatic, hydraulic or vacuum workpiece clamping;
-   automatic tool change;
-   loading and unloading conveyor system;
-   tilting and/or rotating head axis;
-   rotating workpiece support(s);
-   tilting workpiece support(s) when loading;
-   lathe unit;
-   undercut grooving unit;
-   axes operating in accordance with an NC work programme.
This document does not apply to:
-   machines intended for operation in a potentially explosive atmosphere;
-   machines operating in severe environmental conditions (e.g. extreme temperatures, corrosive environment);
-   machines intended for outdoor operation;
-   machines which are manufactured before the date of their publication as EN.

This European Standard applies to table edge finishing machines (see 3.1) and belt edge finishing machines (see 3.2) which are used to grind, polish, cut and shape the edge or surface of slabs, strips or tiles of natural stone and engineered stone (e.g. agglomerated stone) as defined by EN 14618:2009.
This European Standard deals with all significant hazards, hazardous situations and events relevant to edge finishing machines, when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Clause 4).
This European Standard specifies the appropriate technical measures to eliminate or reduce risks arising from the significant hazards.
This European Standard deals all significant hazards that may occur within the expected lifetime of the machinery including the phases of transport, assembly, dismantling, disabling and scrapping.
This European Standard also applies to machines fitted with the following facilities/devices:
-   automatic tool change;
-   tilting and/or rotating head axis;
-   rotating workpiece support(s);
-   axes operating according a NC work programme;
-   mechanical, pneumatic, hydraulic or vacuum workpiece clamping;
and the following accessory units:
-   spindle with grinding and polishing tool;
-   spindle with bush-hammering tool;
-   spindle with diamond wheel;
-   spindle with calibrating tool;
-   spindle with dripstone tool;
-   spindle with cutting tool;
-   spindle with shaping tool.
This European Standard does not deal with:
-   hand-held grinding machines;
-   machines intended for operation in a potentially explosive atmosphere;
-   operation in severe environmental conditions (e.g. extreme temperatures, corrosive environment);
-   machines intended for outdoor operation.
This European Standard is not applicable to machinery which is manufactured before the date of publication of this document by CEN.

This standard applies to monoblade or multiblade gang saws, as defined in 3.1, for cutting marble, granite, other types of natural stone, artificial or natural conglomerates and similar materials.
This standard does not deal with noise as a significant hazard.
This standard deals with all significant hazards, hazardous situations and events relevant to gang saw ma-chines, when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Clause 4). This European Standard deals with the hazards during transport, commissioning, use and maintenance.
This document is not applicable to gang saws which are manufactured before the date of its publication as EN.

This standard applies to chain- or belt-slotting machines to be used in open or underground quarries. Chain- or belt-slotting machines are used for cutting marble, granite and other stones loose or at the face. They can be stationary or can be moved on rails during work.
This standard deals with slotting machines with electric main motor and equipped with one main sawing head. This European Standard covers only machines for plain cutting (with one axis) and does not cover the difficul-ties arising from the geomorphology of the stone to be cut.
This standard does not deal with noise as a significant hazard.
This standard deals with all significant hazards, hazardous situations and events relevant to chain- and belt-slotting machines, when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Clause 4). This European Standard deals with the hazards during transport, commissioning, use and maintenance.
This European Standard does not deal with:
   operation under extreme ambient conditions (outside the limits defined in EN 60204-1);
   operation in a potentially explosive atmosphere.
This document is not applicable to machines which are manufactured before the date of its publication as EN.

2009-11-06 EMA: Deleted following 3-year timeframe.
2009-09-09 SJ: Under Alert 2 - can be deleted if no text by end September 2009.

Part 6 of this European Standard defines specific concepts and techniques concerning the design, construction and maintenance as guidance for the designers in achieving safety for surfacing machines (grinding, polishing, calibrating, bush hammering, flaming, sand blasting machines). It only applies in compliance with part 1 of this European standard.

2009-11-06 EMA: Deleted following 3-year timeframe.
2009-09-09 SJ: Under Alert 2 - can be deleted if not text by end September 2009.
Dating of normative references shall not be modified, throughout the text.

2009-11-06 EMA: Deleted following 3-year timeframe.
2009-09-09 SJ: Under Alert 2 - can be deleted if no text by end September 2009.

This European Standard deals with all significant hazards, hazardous situations and events, as listed in Clause 4, which are relevant to diamond wire saws, as defined and listed in Clause 3.
Diamond wire saws may be used in quarries or in sawmill for cutting natural stones (e.g. marble, granite), when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Clause 4).
This European Standard specifies the appropriate technical measures to eliminate or reduce risks arising from the significant hazards.
This European Standard deals only with diamond wire saws using coated diamond wire as tool.
This European Standard deals all significant hazards that may occur within the expected lifetime of the machinery including the phases of transport, assembly, dismantling, disabling and scrapping.
This European Standard does not deal with the significant hazards arising by the use of other facilities/devices not described in this document, that may be fitted on the machines or that may be used during the work cycle.
This European Standard does not deal with:
a)   operation under extreme ambient conditions (outside the limits defined in EN 60204 1:2006);
b)   upstream and downstream conveying elements, not integrated with diamond wire saws, for transporting of the work-pieces.
This European standard is not applicable to machines which are manufactured before the date of publication of this document by CEN.

This European Standard deals with all significant hazards, hazardous situations and events, as listed in Clause 4, which are relevant to bridge type machines: sawing, sawing and milling, milling, included numerical control (NC/CNC) versions, designed to saw and mill natural stone and engineered/agglomerated stone as defined by EN 14618:2009, when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Clause 4).
This European Standard specifies the appropriate technical measures to eliminate or reduce risks arising from the significant hazards.
This European Standard deals with the foreseeable lifetime of the machinery including the phases of transport, assembly, dismantling, disabling and scrapping.
This European Standard also applies to machines fitted with the following facilities/devices:
—   mechanical, pneumatic, hydraulic or vacuum workpiece clamping;
—   automatic tool change;
—   loading and unloading conveyor system;
—   tilting and/or rotating head axis;
—   rotating workpiece support(s);
—   tilting workpiece support(s) when loading;
—   lathe unit;
—   undercut grooving unit;
—   axes operating in accordance with an NC work programme.
This European Standard does not apply to:
—   machines intended for operation in a potentially explosive atmosphere;
—   machines operating in severe environmental conditions (e.g. extreme temperatures, corrosive environment);
—   machines intended for outdoor operation;
—   machines which are manufactured before the date of its publication as EN.

This European Standard applies to stationary surface finishing machines, with stationary work piece (see 3.1) or with moving work piece (see 3.2), which are used to grind or polish horizontal surfaces of slabs, strips or tiles of natural stone and engineered stone (e.g. agglomerated stone) as defined by EN 14618:2009.
This European Standard deals with all significant hazards, hazardous situations and events relevant to surface finishing machines, when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Clause 4).
This European Standard specifies the appropriate technical measures to eliminate or reduce risks arising from the significant hazards.
This European Standard deals with the foreseeable lifetime of the machinery including the phases of transport, assembly, dismantling, disabling and scrapping.
This European Standard does not deal with:
-   hand-held grinding machines;
-   machines intended for operation in a potentially explosive atmosphere;
-   operation in severe environmental conditions (e.g. extreme temperatures, corrosive environment);
-   machines intended for outdoor operation.
This European Standard is not applicable to machinery which is manufactured before the date of publication of this document by CEN.

This European Standard applies to diamond wire saws being used in quarries as well as in processing plants for cutting marble, granite and other stones out of a mass of rocks in a quarry or of blocks having been al-ready extracted. The machines can be either stationary or travelling on rails during operation.
Diamond wire saws in the scope have an electric main motor. This standard deals with machines working in one main axis as well as in several axes. Furthermore, this standard does not deal with problems caused by an irregular structure of the stones to be cut.
Diamond wire saws are intended to be used with diamond cutting wires also referred to as tools in this stan-dard.
For transportable machines, this standard deals only with machines using coated wire tools.
This standard deals with all significant hazards, hazardous situations and events relevant to diamond wire saws, when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Clause 4). This European Standard deals with the hazards during transport, commissioning, use and maintenance.
This standard does not deal with noise as a significant hazard.
This European Standard does not deal with:
-   operation under extreme ambient conditions (outside the limits defined in EN 60204-1);
-   upstream and downstream conveying elements for transporting the work-pieces.
This document is not applicable to machines which are manufactured before the date of its publication as EN.