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Field glossary

Terms — Q

14 field terms starting with Q, 4 with a full reference page. Each links to the Anvilfield guides where the term is used on the job.

Q
Cooling load in tons of refrigeration the tank has to carry during the ride-throughIn: Thermal energy storage tankInterior storm drainage piping sizingGutters and downspouts
q-allow
Allowable soil bearing pressure in psf, from the geotechnical report, with safety factor includedIn: Foundation types and footings
Q_loss
Loop heat loss in BTU per hour, from the pipe size, length, and insulationIn: Hot water recirculation loops
QC / QA
Quality control is the contractor's process testing; quality assurance is the owner's independent verification and acceptanceIn: Asphalt paving inspection
QD
Quick-disconnect, a dripless coupling that joins a node to the manifold for live serviceIn: Direct-to-chip coolingLiquid cooling commissioning
QD / taper-lock bushing
A split tapered bushing that clamps a sheave to the shaft with bolts and a keyIn: Fan belt and sheave alignment guide
QOD
Quick-opening device, an accelerator or exhauster that speeds the trip and the air clearing on a larger systemIn: Dry-pipe and pre-action trip test
Qualified person
A person trained in the construction and operation of the electrical equipment and its hazards, who establishes and verifies the safe work conditionIn: Lockout/tagout field guide
Quality assurance (QA)
The planning, procedures, roles, and standards that make quality happen, set before the work startsIn: Quality control and the ITPConstruction QA/QC program
Quality control (QC)
The inspection, testing, and measuring of the actual work against the acceptance criteria as it is builtIn: Quality control and the ITPConstruction QA/QC program
Quick-closing valve
A valve that shuts fast, such as a solenoid, washer or dishwasher fill, or flushometer, that creates the surgeIn: Water hammer arrestor guide
Quick-disconnect (QD)
A dripless blind-mate coupling joining a server to the manifold for live service, the number one leak pointIn: Liquid-cooling leak detectionRear-door heat exchanger commissioning
Quick-disconnect (UQD / UQDB)
A dripless coupling, blind-mate in the UQDB form, that lets a part come off the loop without spilling or drainingIn: Liquid cooling concurrent maintainability
Quote-to-close time
How long a proposal sits before it sells; shorter means less lost to delay and ghostingIn: HVAC proposal and closing field guide
PR

All glossary terms

On the job

Crews log these terms against real jobs in FieldOS, then hand the customer a clean proof page. See how FieldOS works.