BlastOne

Abrasive Blasting System: Daily Component Checklist

BLAST COMPONENTS
DAILY CHECKLIST
PRE-REQUIREMENTS
 
B1 Air Compressor    
• Fully maintained and serviced    
• Capable of 125psi discharge pressure    
• Located upwind and away from the blasting area    
• High volume output (typically 300+ cfm per nozzle) based on nozzle size requirements plus 50% wear allowance
(plus 30 cfm of quality breathing air per operator)
   
• High temperature safety cut out    
• Oil and particulate filter separator    
B2Blast Air Supply Hose    
• Large bore hose (4 times nozzle orifice minimum)    
• Large connector fittings with whipchecks and/or
safety chains installed
   
B3 Air Moisture Control    
• Regularly cleaned and maintained    
• Compressed air moisture removal system with final moisture separator    
• Large porting    
B4 Blast Machine    
• Remote Control Valve System checked/maintained    
• Abrasive Metering Valve and fittings checked/maintained    
• Lid and screen (portable hoppers) fitted    
• AS Standard Approved Design    
B5 Blast Abrasive    
• Kept dry and protected    
• Small palletized bags or bulk bags    
• Safe, approved, productive, abrasive media    
• Free of harmful substances (health or environmental)    
B6 Blast Hose    
• Kept as straight and as short as possible
(drawn curved to show perspective) –
checked daily for wear or soft spots
   
• Abrasive resistant hose sized 3–5 times the nozzle orifice    
• Heavy wall hose for extension lengths,Superflex for nozzle end flexibility    
B7 Blast Couplings/Connectors    
• Checked daily for gasket and component wear,
and air leaks
   
• External connectors properly fitted    
• Lockpins and whipchecks installed    
B8 Remote Control Handle    
• Check and maintain for safe operation    
• Fast acting, under direct positive control of the operator    
• Pneumatic or electric operation    
• Optional abrasive cut off control    
B9 Blast Nozzle    
• Checked routinely for air pressure and liner/thread wear or damage    
• Fast acting, under direct positive control of operator    
• Sized to suit air and workpiece requirements    
• Long venturi (and other designs) with durable wear liner    
OPERATOR SAFETY COMPONENTS
DAILY CHECKLIST
PRE-REQUIREMENTS
 
S1 Breathing Air Source    
• Checked and maintained on a regular basis    
• Located in a clean air atmosphere, upwind and away from the blast area and engine exhaust fumes    
• Approved air compressor or dedicated breathing air compressor or air pump or bottled breathing air or other approved supply    
S2Breathing Air Filter    
• Cartridges require regular programmed replacement    
• Cartridges require regular programmed replacement    
S3Carbon Monoxide Monitor or Converter Monitor    
• Checked, tested and calibrated on a routine basis    
• Samples air and safeguards against toxic, carbon monoxide gas    
• Ensures carbon monoxide level is below 10ppm (11 milligram/m³) as per AS1715    
S4Breathing Air Line    
• Fitted with threaded screw-type connector or AS 1715 approved ‘Safety Type’ coupling with two distinct actions required for disconnection    
• AS Standard approved and marked    
S5Climate Control Tube    
• Air temperature control within 15°C – 25°C range for operator comfort    
• Complies with requirements of AS 1715    
S6Blast Helmet (Respirator)    
• Inspected and maintained for wear and tear to the cape, collar, head gear and visor as per AS 1715 requirements    
• Inner lens in place for impact protection    
• Supplied with minimum 170 liters/minute breathing quality air as per AS 1715    
• Air quality regularly tested and test records maintained as per AS 1715 requirements to check the following levels of contaminants:
Oil below 1 milligram/m³,
Carbon Monoxide below 10 ppm (11 milligrams/m³),
Carbon Dioxide below 800 ppm (1400 milligrams/m³),
Oxygen between 19.5 and 22.0%  
   
• Issued on an exclusive use basis (or shared use only with an AS 1715 approved programme for extensive and stringent cleaning, disinfecting, and recording)      
• Earplugs and/or earmuffs essential for hearing protection      
• Optional communication equipment      
• Optional blast light illumination kit     
S7Other Protective Clothing    
• Leather gloves/gauntlets      
• Blast suit/protective overalls      
• Safety footwear      
S8Work Hazards    
Check, control and eliminate wherever possible:      
• Physical dangers – tripping, falling, crushing      
• Toxic substances e.g. lead, arsenic, cyanide, heavy metals, chromates, free silica, etc. present either in the abrasive, the coating, the substrate or the environment    
abrasive blasting daily checklist

DISCLAIMER: The above information is only a guide and does not represent nor claim to be either a full or complete or accurate nor an approved or standard method of checking blast cleaning equipment or components. It is the responsibility of the reader and/or users of this information to separately determine and verify each and/or any guideline, regulations, tests, checks, etc. for equipment and/or setup as directed or indicated or required in or by any work specifications and/or standards. BlastOne expressly disclaims any liability for the use or misuse of the above information.