There
are many hazards related to hydraulic fracturing and flowback operations.  employers need to address the following:
·        
Traffic control
·        
Journey management
·        
Simops
·        
Lifting/rigging
·        
Unplanned release of stored energy
·        
Chemical exposure
·        
Crystalline silica
·        
Diesel exhaust
·        
Flammable atmosphere
·        
Struck-by (e.g., line whipping)
·        
Caught-between
·        
Fall from elevation
·        
Slips, trips and falls
·        
Confined space
·        
Dropped objects
·        
Power lines
·        
Stray voltage
·        
Lose control of lift
·        
Working under suspended load
·        
Fire and explosion
·        
Control system failure
·        
Equipment failure
·        
Radiation exposure
·        
Erosion failure/leak
·        
Energy isolation
·        
Pressure control

