Page 70 - Safety Memo

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2. The general requirements for assembly and disassembly 4. The inspections conducted on each shift are subject to
operations including supervision, review of procedures, the requirements in 1613.4.
crew instructions, etc. are given in 1611.2.
5. Periodic inspections shall be conducted at least four times
3. Employers/operators must also follow the requirements for a year. Cranes shall not be operated more than 750 hours
dismantling of booms and jibs as specified in 1611.3. between periodic inspections. The inspection shall include
all items as per 1613.5.
4. Employer procedures for assembly/disassembly shall be
developed by a qualified person. 1611.4 6. Annual/Comprehensive inspections need to be done as
per 1613.6.
5. The employer shall follow the power line safety (up to 350
kV) requirements of 1611.5. Employers and employees 7. Where there is a reasonable probability of damage
always need to presume that power lines are energized. or excessive wear, the employer shall stop using the
equipment and a qualified person shall inspect the
C. Power line safety is regulated under T8CCR subsections equipment for structural damage and the causing
1612.1 through 1612.4. The requirements vary depending on items/conditions. 1613.7
the voltage of the power line. The following requirements apply:
8. Equipment that has been idle for 3 months or more shall
1. For equipment operations with potential involvement of be inspected by a certificating agency or qualified person
power lines up to 350 kV, employer shall follow the power as per T8CCR 1613.5 before initial use. 1613.8
line safety requirements of T8 CCR 1612.1.
9. General inspections must comply with 1613.9.
2. For power lines over 350 kV, the employer shall follow all of
the requirements of 1611.5 and 1612.1. See exceptions. 10. Inspections of wire ropes are subject to the requirements
of 1613.10.
3. For all energized power lines (all voltages), whenever
equipment operations including load lines or loads are 11. Repairs to load sustaining members and other critical
closer than the minimum approach distance under Table A, crane and derrick parts including booms must be
the employer shall prohibit these operations. 1612.3 performed as per the provisions of GSO. 1613.11,
1613.12
4. Unless the overhead high voltage power lines are de-
energized and visibly grounded, the operation, erection, E. Requirements for the selection and installation of wire ropes
or handling of tools, machinery, apparatus, supplies, are given in 1614. Selection and installation of original
or materials, or any part thereof over the power lines is and replacement wire rope shall be as per the wire rope
prohibited. 1612.3(b) manufacturer, the equipment manufacturer, or a qualified
person.
5. While traveling under or near power lines with no load,
employer must establish procedures and criteria, and follow F. Do not load slings and shackles beyond the rated capacities
the safety requirements of T8CCR 1612.4. provided by the manufacturers. Do not use them without
affixed and legible identification markings. 5042(a), 5049(g)
D. Requirements for inspections and repairs of cranes and
derricks are given in T8CCR sections 1613.1 to 1613.12. Requirements for the safety devices and operational aids are
Specific requirements include: given in sections 1651.1 and 1615.2 and include:
1. Prior to initial use, all equipment that has modifications or 1. Safety devices such as crane level indicator, horn, jib
additions which affect the safe operation of the equipment stops, boom stops, etc. are required on all equipment
or capacity shall be inspected by a certificating agency. The unless otherwise specified. 1615.1
inspection shall meet the requirements of T8CCR 1613.1.
2. Operational aids such as boom hoist limiting device,
2. Inspections of repaired/adjusted equipment are subject to boom angle, boom length indicator, load weighing device,
the requirements in 1613.2. etc. are required on all equipment unless otherwise
specified. 1615.2
3. Post assembly inspections are subject to the requirements
in 1613.3.
28 Cal/OSHA Pocket Guide for the Construction Industry | June 2015 Cal/OSHA Pocket Guide for the Construction Industry | June 2015 29