BS 5975 2019 Extract - Flipbook - Page 14
BS 5975:2019
3.15
BRITISH STANDARD
contractor
any person (including a non-domestic client) who, in the course or furtherance of a business, carries
out, manages or controls construction work
NOTE 1 Anyone who directly employs or engages construction workers or manages construction is a contractor.
Contractors include principal contractors, sub-contractors, any individual, sole trader, self-employed worker,
or business that carries out, manages or controls construction work as part of their business. This also includes
companies that use their own workforce to do construction work on their own premises. The duties on contractors
apply whether the workers under their control are employees, self-employed or agency workers.
NOTE 2 Where contractors are involved in design work, including for temporary works, they also have duties as
designers under the CDM Regulations 2015 [1].
3.16
coupler
3.17
component used to fix scaffold tubes together
design certificate
certificate issued by the designer to indicate that the design is satisfactory and conforms to the design
brief, and where provided, the design statement
3.18
design statement
document prepared by the designer outlining the means by which the design is to be developed, the
assumptions, method of analysis and other controls
NOTE The design statement can include the potential of the temporary works to affect/impact operational
infrastructure.
3.19
designated individual (DI)
senior person within an organization with responsibility for establishing, implementing and
maintaining a procedure for the control of temporary works for that organization
3.20
domestic client
client for whom a project is being carried out which is not in the course or furtherance of a business
of that client
NOTE Local authorities, housing associations, charities, landlords and other businesses might own domestic
properties, but they are not considered to be a domestic client for the purposes of the CDM Regulations 2015
[1]. If the work is in connection with a business attached to domestic premises, such as a shop, the client is not a
domestic client.
3.21
effective length
theoretical length of a compression member as determined by the restraint at its ends
3.22
factor of safety
ratio of failure load to the maximum working load
3.23
falsework
temporary structure used to support a permanent structure while it is not self-supporting
3.24
floor centre
beam of adjustable length, usually a metal lattice or sheet metal box beam, used to support decking
for a floor slab
6#© THE BRITISH STANDARDS INSTITUTION 2019 3 ALL RIGHTS RESERVED
