BS 5975 2019 Extract - Flipbook - Page 15
BRITISH STANDARD
3.25
BS 5975:2019
forkhead
U-shaped housing used to support bearers, beams, joists or similar
3.26
formwork
structure, usually temporary, but in some cases wholly or partly permanent, used to contain poured
concrete to mould it to the required dimensions until it is able to support itself
NOTE Formwork consists primarily of face-contact material and the bearers that directly support the
face-contact material.
3.27
frame
principal panel unit of a prefabricated falsework structure formed from aluminium or steel sections
NOTE
3.28
A frame can include connecting components.
grade stress
stress that can be safely sustained by timber of a particular strength class, or species and grade
3.29
hold point
stage in the temporary works process where no further progress is to be made until the necessary
permit or action has been completed
3.30
inspection and test plan (ITP)
document that prescribes the design output to be used to produce an item of work, and the
inspections and tests required to verify that the item of work conforms to the design output
NOTE
An ITP can refer to quality control check lists to detail and evidence the inspection or test.
3.31
joint pin
3.32
expanding fitting placed in the bore of a tube to connect one tube to another coaxially
joist
small horizontal or sloping member, e.g. the horizontal members that carry decking for a suspended
concrete slab
3.33
kentledge
material placed on a structure to provide stability by the action of its dead weight
3.34
lacing
generally horizontal members that connect together and reduce the unsupported length of
compression members
3.35
node
theoretical point where two or more members are connected together
3.36
permissible stress
stress that can be sustained safely by a structural material for the particular condition of
service or loading
3.37
permit
certificate issued to release a hold point
NOTE
Examples include permit to load, permit to take out of use.
© THE BRITISH STANDARDS INSTITUTION 2019 3 ALL RIGHTS RESERVED#7
