BS EN 471 pdf free download

BS EN 471 pdf free download. High-visibility warning clothing for professional use — Test methods and requirements.
4 Design 4.1 Types and classes The warning clothing is grouped into three classes. Each class shall have minimum areas of visible materials incorporated in the garment in accordance with Table 1 . Garments shall comprise the required areas of background material and retroreflective material or alternatively shall comprise the required area of combined performance material. Examples are illustrated in Annex A. The area shall be measured on the smallest garment size available and fastened to the smallest configuration possible. The proportion of the required background material shall be 50 % 1 0 % on the front and backside of the garment. The garment is to be measured flat on the table including torso, arms and legs. 4.2 Specific design requirements 4.2.1 The background material shall encircle the torso, and, where applicable, the sleeves and trouser legs. 4.2.2 Bands of retroreflective material shall be not less than 50 mm wide; but for harnesses they shall be not less than 30 mm wide as shown in Figure A.9. 4.2.3 a) Coveralls shall have two horizontal bands of retroreflective material not less than 50 mm apart encircling the torso with a maximum inclination of 20°. b) Jackets, waistcoats, shirts, coats and tabards shall have two bands of retroreflective material with a maximum inclination of 20° not less than 50 mm apart encircling the torso and bands of retroreflective material joining the uppermost torso band from the front to the back over each shoulder. The bottom of the bottom torso band shall be not less than 50 mm above the bottom edge of the jacket, waistcoat, tabard or shirt. Or/alternatively c) Jackets, waistcoats , shirts, coats and tabards shall have one band of retroreflective material with a maximum inclination of 20° encircling the torso and bands of retroreflective material joining the torso band from the front to the back over each shoulder. The bottom of the torso band shall be not less than 50 mm above the bottom edge of the jacket, waistcoat, tabard or shirt. Or/alternatively d) Jackets, waistcoats , shirts, coats and tabards shall have two bands of retroreflective material with a maximum inclination of 20° not less than 50 mm apart encircling the torso. The bottom of the bottom torso band shall be not less than 50 mm above the bottom edge of the jacket, waistcoat, tabard or shirt. 4.2.4 The full length sleeves of coveralls, jackets and coats shall be encircled by two bands of retroreflective material not less than 50 mm apart. The bottom of the lower band shall not be less than 50 mm from the bottom of the sleeve. 4.2.5 Coveralls, bib and brace trousers and waistband trousers shall have two bands of retroreflective material with a maximum inclination of 20° not less than 50 mm apart, encircling each leg. The bottom of the lower band shall be not less than 50 mm above the bottom of the trouser leg. 4.2.6 Bib and brace trousers classes 2 and 3 shall have one band of retroreflective material encircling the torso with a maximum inclination of 20° from the horizontal. 4.2.7 Tabards shall be constructed so that a person of the size for which they are designed can wear the tabard so that any gaps at the sides shall be not greater than 50 mm horizontally. 4.2.8 Any gap (to enable fastening or fixation of seams) in the lengthwise continuity of each band of retroreflective or combined performance material shall not be greater than 50 mm, measured parallel to the direction of the band, and the total of such gaps shall not be greater than 1 00 mm in any one band around the torso and 50 mm around sleeves and legs. 4.2.9 Harnesses shall comprise a retroreflective band (separate or combined performance materials) encircling the waist and other retroreflective bands (separate or combined performance materials) joining the waistband from the back to the front over both shoulders, the bands not less than 30 mm wide. NOTE Harnesses complying with this standard are not intended to provide protection against fall from height. 4.3 Sizes The size designation shall be in accordance with the requirements of EN 340.BS EN 471  pdf download.