| BaseQuantity
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:
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The "as measured" quantity resulting from a quantity takeoff or similar operation.
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| FinalQuantity
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:
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Value used for the actual price calculations and the only quantity used if no modifications are used.
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| WasteFactor
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:
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A quantity to be added to base quantities to account for wasteage.
Note: It is normal to add waste factors as percentages. Appl,ications will need to interpret the positive
ratio measure used in the data type for this attribute in percentage terms.
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| RoundOffIncrement
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:
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A number indicating the size of units that quantities should be rounded off to, particularly in the case
of materials that must be ordered in specific size lots.
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| RoundOffBasis
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:
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The basis on which quantities are 'rounded off' i.e. the nearest unit for quantifdication purposes that
can be used. For instance, a numerical quantity may be determined to be 4.886 but should be rounded up
with an increment of 0.1 metres or 1 decimal place. In this case, a value of 4.9 would be applied.
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