Page 27 - HSSE Contractor Requirement

HSSE REQUIREMENT FOR CONTRACTOR, ALLO TECHNOLOGY
EDITION 01

strictly prohibited. All electrical faults should be reported immediately to any TNB appointed
representatives.
d) The Contractor shall use only approved non-conductive equipment (e.g.: ladders, tower wagon
bucket etc) for any electrical work at site. When mechanical equipment is operated near
overhead lines, workers standing on the ground should avoid contact with the equipment.
e) Workers who work directly with electricity should use the personal protective equipment
required for the jobs they perform. This equipment may include rubber insulating gloves, hoods,
sleeves, matting, blankets, line hose and industrial protective helmets designed to reduce electric
shock hazards.

5.6. Electrically Powered Portable Tools and Equipment
a) Only trained and experienced workers shall use portable electrically powered tools and
equipment.
b) Electrically powered portable tools and equipment shall be preferably of 240 volts with an
appropriate step down transformer or 110 volts centre tapped or 240 volts tools may be used
subject to the following conditions:
a. They shall be double insulated; and
b. The power source shall be equipped with an earth leakage circuit breaker with a trip
sensitivity not exceeding ten milli-amps (10mA).
c) The Contractor shall be responsible for and shall remain in direct control of the use of all lights
and torches and shall provide suitable lighting for night operations.
d) The Contractor shall ensure only industrial type electrical cables are used for the work. The usage
of domestic electrical cables at the worksite is strictly prohibited.

5.7. Temporary Drainage
a) The Contractor shall provide all necessary temporary drainage within and around the site to
adequately keep the site free from water including floodwater.

5.8. Tools and Equipment
a) The Contractor shall ensure that all the Contractor’s machinery, tools and equipment, facilities,
and other items associated with the works whether purchased or rented are maintained in a safe
condition and to be operated by competent person.
b) Where applicable, tools and equipment shall only be used for the job they were designed to
perform. All guards must be fitted and shall be in good condition at all times.
c) Electrically powered tools and equipment shall meet the Hazardous Zone Classification for
Flammable Gases and Vapours requirements and shall be intrinsically safe where applicable.
d) The Contractor shall repair or replace defective tools and equipment at the Contractor’s own
cost. Appropriate personal protective equipment must be worn at all time when using any tools
or equipment.

5.9. Incident Notifications and Investigation
a) The Contractor shall take into account the provisions under the Occupational Safety and Health
(Notification of Accident, Dangerous Occurrence, Occupational Poisoning and Occupational
Diseases) Regulations 2004 (“NADOOPOD”) when dealing with all incidents within the
Employer’s workplace.