1. (a) Circular head saws shall not be operated at speeds in excess of 10,000 peripheral feet per minute, unless specially tensioned and recommended by the manufacturer for the higher speeds, in which case the saw shall be distinctively marked to indicate the higher speed.

2. (b) When saws are repaired, remanufactured, or retensioned to change their operating speeds, the saw shall be tagged, painted, marked, or otherwise flagged to indicate the new operating speed.

   Note: The following table shows revolutions per minute of saws operated at the rim speed of 10,000 feet per minute:

   Diameter of saws, inches

   R.P.M.

   8

   4,774

   9

   4,244

   10

   3,819

   11

   3,472

   12

   3,183

   14

   2,728

   16

   2,387

   18

   2,122

   20

   1,910

   22

   1,736

   24

   1,592

   26

   1,469

   28

   1,364

   30

   1,273

   32

   1,193

   34

   1,123

   36

   1,061

   38

   1,005

   40

   955

   42

   910

   44

   868

   46

   830

   48

   800

   50

   764

   52

   734

   54

   707

   56

   682

   58

   658

   60

   636

   62

   616

   64

   597

   66

   579

   68

   562

   70

   546

   72

   530

   74

   516

   76

   502

   78

   490

   80

   477

   82

   465

   84

   455

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

History

1. Amendment filed 2-6-85; effective thirtieth day thereafter (Register 85, No. 6).