Figure 4-2. Completed take-off list for scrub table.
a. Having completed the take-off list (fig. 4-2), we are ready to consider the development of the
consolidation element for a bill of materials (par. 4-4a(2), above). Consolidation on a bill of materials is the process
of combining into one listing all identical items, regardless of nomenclature. This process turns the detailed and
lengthy take-off list into a concise and easily read list of materials. The method for developing the information on a
consolidated list of materials and the takeoff list (pars 4-5 and 4-6, above) is identical with the exception of columns
2 and 3.
(1) Column 2 (part) lists the name of the part or parts consolidated into one entry.
(2) Column 3 (number of pieces) lists the total number of pieces required for all the parts listed in
Continuing with the example
of the scrub table, consider consolidation
of the take-off list.
(1) Note that items 1 and 3 are identical. Each is made up of 2 x 4's, 4'-6" long. Enter these as item 1,
column 1, and record the remaining information under columns 2 through 8, as follows: