Page 37 - HSSE Contractor Requirement

HSSE REQUIREMENT FOR CONTRACTOR, ALLO TECHNOLOGY
EDITION 01

SP should also be able to perform rescue and contact relevant authorities in
emergency situation.

f) Allo and contractor shall identify if the Works place is considered as confined space according to
DOSH ICOP-CS and Allo and TNB guidelines. This may include inside manhole, tank, tunnel,
vessels, boilers, condensers, culverts, duct, stack, pipelines, sewers, underground chambers,
trench/excavation pit of more 2 meters or trench/excavation pit of less than 2 meter but with
risk of engulfment or presence of hazardous gases.
g) A specific confined space permit shall be issued by PI to ES after confirmation by AGT that the
confined space is safe to entered. Once the permit is issued, SP to be stationed at the entrance
of the confined space and allowed only certified AE to enter. A record of AE in and out movement
to be maintained by SP.
h) Adequate lighting and ventilation either naturally or forced, shall be provided if any person is
working within confined space. The power supply shall be connected to an earth-free ground
extra low voltage supply in accordance with standards recognize by Energy Commission (EC).
i) The Contractor shall take adequate precautions and mitigation measures which include, but not
limited to periodic gas/oxygen tests, PPE requirements, Respiratory Protection Equipment (RPE),
isolation of connections to confined space, provision of ventilation equipment and preparation
of confined space for safe entry, standby person, and availability of rescue equipment and
Emergency Response Team (ERT). Such measures shall be identified based on hazard and risk
assessment during planning stage and relevant procedures must be provided.

9.2. Excavation
a) The Contractor shall ensure the excavation works are in accordance with Part XII of Building
Operations and Works of Engineering Construction (Safety) Regulations, 1986, Guidelines on
Trenching for Construction Safety 2000 and Guidelines on Occupational Safety and Health in
Construction Industry (Excavation Work) 2017 to protect workers and the public.
b) The Contractors shall obtain an excavation permit from the Employer before excavation work
more than 1 meters below grade is performed including any pile or pole driving and soil testing
(etc.).
c) Excavations and trenches shall be inspected by a competent person daily and after every rainfall
to determine if they are safe.
d) Excavations such as ditches, trenches or holes shall be sloped sufficiently to prevent cave-ins or
slides. If sloping is impractical, shoring shall be used whenever the vertical dimension exceeds
1.5 meters or as soil condition warrant.
e) Personnel removing shoring after completion of work shall not be in the bottom of the
excavation. Shoring shall be removed in a manner to prevent cave-in on personnel.
f) Barricades, handrails, signals or other appropriate warning devices to protect personnel from
any hazardous operation or excavation shall be provided. Open trenches, excavations, etc., shall
be covered when handrails or barricades do not provide adequate protection.
g) Grade lines, ropes, chains, and other tripping hazards shall be sufficiently marked to be clearly
visible day or night.
h) All excavations along or in roads shall be illuminated at night with approved blinking amber lights.
These shall be explosion proof, transistorized, flashing beacons, or safety approved type.