How to manage temporary works in construction - Book - Page 104
4.4 Design checking
Category
What are examples?
Formwork
2
More
Complex
or
involved
Trench supporting using
sheet piles
Top restrained falsework
3
Complex
or
innovative
Tunnelling
What are the check
requirements?
determine the structure’s
or materials limitations are
not affected by actual site
conditions in accordance
with
suppliers
or
manufacturer’s
techincal
data.
Who can carry out the
check?
A propriertary system or 1. Carried out by another
design engineer, they
non-proprietary materials
used to form a structure
could be in-house, from
the same organisation,
where the check would
require
considerable
but must not have been
analysis to determine the
consulted by the design
structure’s or materials
engineer.
limitations are not affected 2. They
should
be
provided
all
data
by actual site conditions in
accordance with suppliers
provided by the TWC to
or
manufacturer’s
the TWD and by the
techincal data or site and
TWD
to
the
TWC
however, in accordance
soil investigation data.
with BS 5975-1:2024
clause 12.7.3(c) the
design checker should
check without reference
to
the
designers’
calculations.
3. The
design
checker
should determine their
own design calculations
based on the same
design outputs.
A propriertary system or 1. Carried out by another
non-proprietary materials
organisation.
used to form a structure 2. They
should
be
where there are signifcant
provided all data by the
departures from standards
TWC to the TWD and by
where
considerable
the TWD to the TWC
engineering judgement is
however, in accordance
involved.
with BS 5975-1:2024
clause 12.7.3(c) the
design checker should
check without reference
to
the
designers’
calculations.
3. The
design
checker
should determine their
own design calculations
based on the same
design outputs.
Basement constructions
104
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