BS 5975 2019 Extract - Flipbook - Page 54
BS 5975:2019
11.2.2.11
BRITISH STANDARD
The role of the PC9s TWC should not include a responsibility for carrying out any design or design
checking of temporary works.
NOTE This exclusion also covers the determination of specific loads, assessment of load paths, engineering checks
of any kind, determination of foundation capacity etc.
11.2.2.12
11.2.3
The appointment of a person as PC9s TWC should not preclude them from carrying out design
and/or design checking if they are considered competent and it is within their experience based on
the complexity of the project (see 5.2.1, 8.4.1 and Table 2).
Duties of the PC9s TWC
The PC9s TWC should:
a)
co-ordinate all temporary works activities;
b)
ensure a temporary works register is established and maintained (see 6.2);
c)
ensure that information relevant to the temporary works has been received from the client,
principal designer and permanent works designer, as appropriate;
d)
ensure that a design brief is prepared (see 13.2) with consultation within the project team and
that it is both adequate and in accordance with the actual situation on site;
e)
ensure that any other temporary works in the vicinity are referenced in the design brief;
f)
ensure that any residual risks, identified at the design stage, assumed methods of construction or
loading constraints identified by the PWD are included in the design brief;
g)
ensure that the design brief is issued to the TWD for a satisfactory temporary works design to be
carried out;
h)
ensure that a design check is carried out by someone who was not involved in the original
design (see 13.7);
i)
where appropriate, ensure that information on the certified temporary works design is made
available to other interested parties, e.g. the principal designer and/or the designer of the
permanent works, and, where required to the client;
j)
register or record the drawings, calculations and other relevant documents relating to the
final design;
k)
l)
ensure that the relevant client and/or third-party approvals, required by the contract, have
been received;
ensure that those responsible for on-site supervision receive all the details of the design, any
residual risks, including any limitations and guidance notes associated with it and ensure that a
specific method statement, which details a safe system of work, is prepared;
m) ensure that an inspection and test plan is prepared, along with an appropriate quality control
check list(s), based on the temporary works design output and is used to verify that the
temporary works have been constructed in accordance with the certified design;
n)
ensure that any proposed changes in materials or construction are checked against the original
design and appropriate action taken;
o)
ensure that checks, inspections and tests are made at appropriate stages;
p)
advise the designer of any changes or modifications to the scheme or differences from the
envisaged conditions (use or environmental);
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