Wednesday 2 July 2014

Define HVAC Labor...

HVAC Labor

HVAC Labor


The work of Heating Ventilation and Air Conditioning (HVAC) systems can be very diverse and, therefore, requires some specialized talents. The HVAC scope of work can be done by several different trades, for example:
Sheet metal worker for the ductwork
Pipe fitter or plumber for refrigerant or hydronic piping
Insulators for the refrigerant/hydronic piping and ductwork
Hoisting and rigging specialists to set rooftop equipment
Controls technician for automatic temperature controls
Calibration technicians for computerized systems
Boilermakers for installing/assembling hot water boilers.
Each of these trades has designated helpers or apprentices. HVAC crews can consist of numerous combinations depending upon the operation in progress.
In general, installing large or awkward runs of ductwork or fittings requires multiple individuals and some type of hoisting equipment. Insulators can work as single individuals or multiple-person crews, hoisting/rigging is a multi-person task, and calibrating computerized systems can be done by a single individual or a multi-person crew.
Productivity can be affected by a wide variety of issues, from access to temperature. Estimates of labor-hours must consider actual conditions in order to be accurate. Tight or confined spaces such as boiler rooms or attics reduce productivity, whereas wide-open areas found in office buildings can enhance productivity. Production is measured by the combined activity of the crew over the workday.

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