The employer shall provide and ensure that employees use protection suitable for the exposure.
TABLE EP-1--FILTER LENS SHADE NUMBERS FOR PROTECTION AGAINST RADIANT ENERGY
Welding operation | Shade number |
Shielded metal-arc welding 1 1/16 -, 3/32 -, 1/8, 5/32 -inch diameter electrodes.......................... | ..........................10 |
Gas-shielded arc welding (nonferrous) 1/16 -, 3/32 -, 1/8 -, 5/32 -inch diameter electrodes.......................... | ..........................11 |
Gas-shielded arc welding (ferrous) 1/16 -, 3/32 -, 1/8 -, 5/32 -inch diameter electrodes.......................... | ..........................12 |
Shielded metal-arc welding 3/16 -, 7/32 -, 1/4 -inch diameter electrodes.......................... | ..........................12 |
5/16 -, 3/8 -inch diameter electrodes.......................... | ..........................14 |
Atomic hydrogen welding.......................... | ..........................10-14 |
Carbon-arc welding.......................... | ..........................14 |
Soldering.......................... | ..........................2 |
Welding operation | Shade number |
Torch brazing.......................... | ..........................3 or 4 |
Light cutting, up to 1 inch.......................... | ..........................3 or 4 |
Medium cutting, 1 inch to 6 inches.......................... | ..........................4 or 5 |
Heavy cutting, over 6 inches.......................... | ..........................5 or 6 |
Gas welding (light), up to 1/8 -inch.......................... | ..........................4 or 5 |
Gas welding (medium), 1/8 -inch to 1/2 -inch.......................... | ..........................5 or 6 |
Gas welding (heavy), over 1/2 -inch.......................... | ..........................6 or 8 |
NOTE: The wearing of contact lens is prohibited in working environments having harmful exposure to materials or light flashes, except when special precautionary procedures, which are medically approved, have been established for the protection of the exposed employee.
TABLE EP-2--SELECTING LASER SAFETY GLASS
Intensity | Attenuation | |
CW maximum power density (watts/cm2) | Optical density (O.D.) | Attenuation factor |
10-2 | 5 | 105 |
10-1 | 6 | 106 |
1.0 | 7 | 107 |
10.0 | 8 | 108 |
Output levels falling between lines in this table shall require the higher optical density.
Cal. Code Regs. Tit. 8, § 3382
2. Amendment of subsection (d) filed 10-5-77; effective thirtieth day thereafter (Register 77, No. 41).
3. Amendment of subsection (a) filed 4-16-80; effective thirtieth day thereafter (Register 80, No. 16).
4. Amendment of subsection (a) filed 7-8-85; effective thirtieth day thereafter (Register 85, No. 28).
5. Amendment of newly designated subsection (d)(1) and new subsection (d)(2) filed 12-13-94; operative 1-12-95 (Register 94, No. 50).
6. New subsection (d)(3) filed 9-30-96; operative 10-30-96 (Register 96, No. 40).
Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.
2. Amendment of subsection (d) filed 10-5-77; effective thirtieth day thereafter (Register 77, No. 41).
3. Amendment of subsection (a) filed 4-16-80; effective thirtieth day thereafter (Register 80, No. 16).
4. Amendment of subsection (a) filed 7-8-85; effective thirtieth day thereafter (Register 85, No. 28).
5. Amendment of newly designated subsection (d)(1) and new subsection (d)(2) filed 12-13-94; operative 1-12-95 (Register 94, No. 50).
6. New subsection (d)(3) filed 9-30-96; operative 10-30-96 (Register 96, No. 40).