Page 38 - HSSE Contractor Requirement

HSSE REQUIREMENT FOR CONTRACTOR, ALLO TECHNOLOGY
EDITION 01

i) Exploratory probe holes shall be hand dug to a depth exposing the underground obstacle or to
the depth of the planned excavation.
j) Located underground obstacles, cables and piping shall be marked, i.e. physically identified, in
the field and will be updated on drawings.
k) Extreme care shall be taken when excavating in the vicinity of underground piping. If lines are
accidentally damaged the sub-contractor shall notify the Employer’s representative HSSE
immediately.
l) If cables, piping, etc., are exposed during excavation work, they shall be sufficiently supported in
order to avoid breaking under their own weight (maximum 2m distance).
m) Access ladders will be provided at least every 8 meters around the perimeter of all excavations.
n) Ground water shall be removed from and kept out of the bottoms of all trenches and excavations.
o) Excavations and trenches shall have gas testing performed before personnel enter if evidence of
gaseous elements are detected.
p) No superimposed loads of any equipment, materials or removed earth shall be permitted within
0.6 meter of the upper perimeter of excavations and trenches which may cause side wall cavein.
q) Gas cylinders are not permitted to be taken into any excavation or trench. Only the torch and
hose are permitted in such location and must be removed as soon as work is completed.

9.3. Traffic Movement Management
a) Inspection of the Existing Site Condition
The traffic movement and information regarding the project shall be reviewed, prepared and
planned for all traffic and parking for area(s) based on the available space.
b) Public Convenience
I. The Contractor shall be conducted as to offer the least possible obstruction and
inconvenience to the public and to maintain public safety.
II. Construction vehicles entering and exiting the work site should be reduced during peak
hours as their movement could affect existing road users.
III. Lorries using public roads to and from the work site should be well maintained and the
drivers have to be careful while driving. Signage should be put up at strategic locations to
warn motorists of the work in progress and humps should be installed across the road to
reduce speed.
IV. Vehicles transporting earth and other construction materials should be covered properly
with tarpaulin / canvas to reduce windblown dust and spills.
V. The Contractor is strictly prohibited to drop, spill, or scatter any dirt, sand, earth, gravel,
clay, loam, stone, grass, straw, shavings, sawdust, ashes, manure, and garbage in public
road whether from a moving or stationary vehicle or in any other manner.
VI. The Contractor is fully responsible for the clean-up works and liable for any fine/summons
issued from the local authority.

c) Maintaining Vehicular and Pedestrian Traffic Control
I. Existing signals signs and street lighting
a. Existing traffic signal and street lighting systems shall be kept in operation for the
benefit of the traffic during progress of the work.
b. Certain signs might be required to be covered which regulate or direct traffic.