065 METHODS OF MEASUREMENTS
0651 General
Work measured by area shall be measured flat over the projected area without addition for slopes, laps and beams.
Work measured by length shall be measured net without addition for laps, passings, angles, end and the like.
The following shall be understood as included
Perforating and sealing roof around pipes, stands and the like.
Nailing, bolting, screwing and the like to fix roofing and accessories.
Battens, joists, runners, wedges and splices in wood.
Covering lists, back supports, brackets, and other supports to roof and accessories.
Cutting, waste, bracing, trimming, boring, sinking, jointing and the like.
Returns to gutters, down pipes flashing and aprons.
0652 Measurement
Roof cover, side cladding, water proofing and the like shall be measured by area.
Ridges, flashing, aprons down pipes, gutters and the like be measured by length stating girth.
Roof lights, ventilators, special roofing sheets shall be measured by area, length, or enumerate extra over roofing without deduction for roofing.
Gutter and down pipes shall be measured by length taken along the center line and shall be deemed to include supports, brackets and fittings. The development sizes shall be given.
Insulation shall be measured by area where not described as a composite item.
Rainwater spout shall be enumerated stating the size and length.
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