BS 5975 2019 Extract - Flipbook - Page 24
BS 5975:2019
BRITISH STANDARD
b)
Where there is only a single contractor on a site, the contractor should appoint a temporary
works co-ordinator (TWC) responsible for all temporary works on that site. See 9.2.3d).
c)
Where several contractors are on a project/site, the principal contractor (PC) should have a
TWC (PC9s TWC) responsible for all temporary works on the project. On particularly large or
complex sites more than one PC's TWC may be appointed. See 9.3.2.5, 9.4.1, 9.5.1.6, 11.2.2.1
and 11.3.2.6.
d)
The PC9s TWC9s should be appointed by the PC9s DI. See 9.3.2.1.
e)
The PC9s TWC should be employed by the PC either as an employee, or be an employee of
an organization contracted to provide the services of a TWC on behalf of the PC for all the
temporary works on the site/project area. See 9.3.2.1.
f)
Each PC9s TWC should be responsible for a distinct, well-defined area of work. See 9.3.2.5.
g)
Where necessary, the PC9s TWC may be responsible for several projects if the level of temporary
works on each project does not warrant a full-time TWC. See 5.1.4.4.
h)
If there are multiple PC9s TWC9s on a site there should always be one who takes the role of lead
PC9s TWC. See 9.3.2.5.
i)
A sub-contractor to the PC or another contractor (such as a client's contractor) who is
contracted to manage their own temporary works and are working within a PC9s TWC's area of
responsibility should appoint a TWC. See 9.3.3.
j)
The TWC should report to the relevant PC9s TWC for the area in which they operate. See 9.5.1.4,
11.2.4.1, 11.3.2.1 and 11.3.2.6.
k)
The TWC should be appointed by the contracted organization's DI. See 9.3.3.1 and 9.5.1.3.
l)
Where there is more than one PC9s TWC and/or TWC, the limits of responsibility, interfaces and
boundaries should be recorded in writing. See 9.1.2, 9.1.4 and 9.3.2.5.
m) The PC9s TWC and TWC should have the same level of management training. Their technical and
practical knowledge should be commensurate with the complexity of the work. See 5.2, 9.3.2.2
and 9.3.3.2.
n)
Where required, the PC and contractor may appoint temporary works supervisors (TWSs) who
report to their TWC. See 9.3.4.1.
o)
The organization9s DI may delegate the appointment of a TWS to an individual who has the
necessary skill, knowledge and experience, for example a contract or project manager or
their TWC for the project. The appointment of the TWS should be approved by the DI of the
organization for whom the TWS works. See 9.3.4.3 and 9.3.4.4.
p)
Except for very low risk temporary works, a design brief should be prepared for the temporary
works by the site team and issued by the TWC to the TWD. See 11.2.3, 11.3.3 and 13.2.
q)
Where the category of design check has not been specified, the TWD, in consultation with the
relevant TWC, should confirm the category and prepare the necessary design output. See 8.1.4a),
8.4.1.3 and 13.7.
r)
The TWDC should carry out the design check of the temporary works, and, in certain categories
without reference to the TWD9s calculations, before issuing a certificate confirming the design is
satisfactory. See 13.7.3.
s)
The site team should construct the temporary works in accordance with the certified design. See
11.2.3, 11.3.3 and 14.1.
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