October 2013
Intermediate to advanced
306 pages
12h 17m
English
Content preview from Estimating for Heating and Ventilating, 3rd Edition
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ESTIMATING LABOUR REQUIRED FOR ERECTION 153
Example. Estimated hours for erection=360 hours.
Time to add for supervision, testing, etc. :
6x360
30 hours+
100
= 30 hours+21*6 hours
= 51-6 hours.
Section 35
DISMANTLING WORK
Dismantle and remove from site existing equipment and installations, including
loading on wagon ready to leave site.
Item
Multiplier
Steel pipework
( Section 1x0-5
1 Section 4x0-5
Light gauge copper pipework
Section 2x0-3
Cast iron pipework Section 6x0-3
Radiators Section 8 χ 0*6
Convectors
Section 10x0-5
Radiant panels
Section 13x0-7
Radiant panels
Section 14x0-7
Unit heaters
Section 15x07
Unit heaters Section 16x0-7
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