Component, sub-component and assembly drawings
therefore to detail so lovingly and so explicitly the profiles
of the frame and sub-frame, right down to the glazing
beads and the throatings—they are matters of moment
to the manufacturer in his workshop, not the erector on
site. (The matter of prime importance to the erector, the
method of fixing, is not mentioned at all—let us charitably
assume that the point had been covered in the
specification.) The only piece of information this
assembly detail need convey about the window is its
relationship to the surrounding components.
The detail might have been produced more simply and
speedily as shown in 3.20.4 The information conveyed should be both
comprehensive and, within the limits already defined for
an assembly drawing, exhaustive. It should be
comprehensive in the sense that the individual detail
must contain all that the operative is going to need when
he comes to that point on site. The detail may have been
produced primarily to show the detailing of the window3.16 Old-fashioned section through entire building. Far too detailed for its role of conveying information about the
form and nature of the building; insufficient for anyone to build from it with confidence