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        F.  Employer shall notify an employee whose blood lead level   Table 2 | Minimum Illumination Intensities In Foot-Candles
          is at or above 40 µg/dl that medical removal protection with
          benefits is required when a blood lead level is at or above    Foot Candles  Area of Operation
          50 µg/dl. 1532.1(j)(2)(D)(2)
                                                                   3            General construction area lighting
          Note: Many physicians are now choosing to place employees             low activity
          on medical removal protection at blood lead levels above 20
          µg/dl, rather than 50 µg/dl. Thus, employers should target for   5    Outdoor active construction areas,
          the 20 µg/dl level as they evaluate the BLL results.                  concrete placement, excavation and
        G.  Feasible engineering and work practice controls must be             waste areas, access ways, active storage
          implemented to maintain employee exposures to lead below              areas, loading platforms, refueling, and
          the PELs.                                                             field maintenance areas
        H.  A written compliance program that details how lead     5            Indoors: Warehouses, corridors, hallways,
          exposures will be controlled is required. 1532.1(e)                   stairways, and exit-ways
        I.  On jobs at residential and public-access buildings, workers   10    General construction plant and shops
          whose exposures to lead measure above the PELs and                    (e.g., batch plants, screening plants,
          their supervisors must receive state-approved training and            mechanical and electrical equipment
          certification by the California Department of Health Services.
                                                                                rooms, carpenter shops, rigging lofts
        J.  Records of air monitoring, blood lead testing, and medical          and active storerooms, barracks or living
          removal must be maintained. 1532.1(n)                                 quarters, locker or dressing rooms, mess
                                                                                halls and indoor toilets and workrooms)
        K.  Employers who conduct lead work listed in 1532.1(d)(2) must
          notify the Division, in writing, at least 24 hours before the start   10  Nighttime highway construction work
          of work. 1532.1(p)
                                                                   30           First-aid stations, infirmaries, and offices
        L.  The “LEAD-WORK PRE-JOB NOTIFICATION” form with
          required information is available from Cal/OSHA at
          www.dir.ca.gov/dosh/ReqPermitRegCertNotificatio.htm     B.  Nighttime highway construction work lighting shall be
          The form is available at                                  provided within the work zone to illuminate the task(s) in
          www.dir.ca.gov/DOSH/leadnotification.pdf                   a manner that will minimize glare to work crews and not
                                                                    interfere with the vision of oncoming motorists. 1523(b)
        Lighting
                                                                 Lock-out/Block-out Procedures
        A.  Proper illumination is important in all construction activities.
          Construction areas, ramps, corridors, offices, shops, and   Every year many employees are injured or lose their lives when
          storage areas, etc., shall be lighted to not less than the   the equipment they are repairing or maintaining is turned on
          minimum illumination intensities in the following table while   by a coworker or when potential energy is released while the
          work is in progress: 1523(a)                           employee is in harm’s way of the equipment. Employees shall
                                                                 be trained and made familiar with the safe use and maintenance
                                                                 of all machinery or equipment. To prevent such injuries SOs
                                                                 require that a lockout/ block-out procedure must be followed.
                                                                 A.  For cleaning, repairing, servicing, setting up or adjusting
                                                                    operations the following applies: GISO 3314
                                                                    1.  Cleaning, servicing, or adjusting operations 3314(c)

    96    Cal/OSHA Pocket Guide for the Construction Industry | June 2015  Cal/OSHA Pocket Guide for the Construction Industry | June 2015    97
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