$211.03 Original price was: $211.03.$105.00Current price is: $105.00. BS 9142. Assessment methods for environmental noise. Guide BSI Group , 06/16/2005 Pages: 18 BS 05/30096155 DC quantity Add to cart Category: BS Description Standard By:BSI Group , 06/16/2005 Published:06/16/2005 Pages:18 Related products BS 265:1928 $264.16 Original price was: $264.16.$132.00Current price is: $132.00. Add to cart BS 4K 6:1928 $160.02 Original price was: $160.02.$80.00Current price is: $80.00. Add to cart BS 331:1928 $264.16 Original price was: $264.16.$132.00Current price is: $132.00. Add to cart BS 168:1923 $264.16 Original price was: $264.16.$132.00Current price is: $132.00. Add to cart BS 122:1920 $264.16 Original price was: $264.16.$132.00Current price is: $132.00. Add to cart