US NAVY SURFACE PREPARATION CALCULATOR

Unit System:
Metric
Imperial

	Variable Costs	Unit
A	Abrasive consumption per hour:	tonnes/hour
B	Abrasive cost per tonne delivered:	$ / tonne
X	Square metres blast cleaned per hour:	m²/hr
	Abrasive consumption per m²	kg/m²
	Fixed Costs
C	Clean up + Labor + Disposal Cost	$ / tonne
D	Labour cost per hour:	$ / hr
E	Equipment cost per hour: (compressed air, hoses, lenses, etc.)	$ / hr
Z	Total Square meters on Job	m²
	No: Of Blasters	ea
	No: of Formen + other personal	ea
	Disposal Cost
	Disposal Cost / tonne	$ / tonne
	Tonnes of abrasive used	tonnes
	clean up tonnes/ hr per operator	tonne/hour
	Total labor + equipment / hr	$ / hr
	Total dumping cost	$
	Total Clean up + Disposal cost	$
	Set up, Breaks, Fill Labor Costs (non-productive time)
	Total Hrs on site per day	hr / day
	Time not blasting or vacuuming / day	hr / day
	Blast Days on-site	days
	Total Non-Productive labor Cost	$
	Cost Per Hour To Blast per operator	$ /hr
	True Cost Per Finished Square Metre	$ /m²
	Total Non-Productive Time Cost
	TOTAL JOB COST	$

SpeedBlast Savings

80%

*based upon removing 250 microns epoxy coating, presenting a Class Sa2.5 surface with 65 microns of angular profile

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