25 Point Checklist for BNIOROCK/ECOROCK Routine Service

• Site

• Plumbing Approval Number:

• Date and Time of Inspection

  Date

• Prepared by (Full Name)

• Location
  Address

Primary Tank

• Tank riser(s) and lid(s) above normal ground level

  Yes

  No

  N/A

• Tank lids accessible for routine inspection

  Yes

  No

  N/A

• Tank lid(s) securely fastened and sealed

  Yes

  No

  N/A

• Manhole riser is in sound condition (no distortion)

  Yes

  No

  N/A

• Inlet junction in place and clear of obstructions

  Yes

  No

  N/A

• Access stop-end on inlet junction

  Yes

  No

  N/A

• Outlet junction in place and clear of obstructions

  Yes

  No

  N/A

• Access stop-end on outlet junction

  Yes

  No

  N/A

• Effluent filter correctly positioned in outlet junction

  Yes

  No

  N/A

• Effluent filter in clean

  Yes

  No

  N/A

• Visual condition of contents of primary tank

  Yes

  No

  N/A

• Determination of scum and sludge levels

  Yes

  No

  N/A

• Correct ventilation of primary tank:

  Yes

  No

  N/A

For Biorock- S/-L/-E and Biorock-5/-10/-15 installations:

• Air outlet pipe vertical riser is less than 10m from outlet on tank

  Yes

  No

  N/A

• Air outlet pipe fitted with long radius bends or 2x 45-degree bends only

  Yes

  No

  N/A

• Air outlet pipe free from damage (visual inspection only)

  Yes

  No

  N/A

• Air outlet pipe securely fastened

  Yes

  No

  N/A

• Wind-driven ventilator fitted to air outlet pipe

  Yes

  No

  N/A

• Wind-driven ventilator clear of obstructions and spins freely

  Yes

  No

  N/A

• Wind-driven ventilator is more than 4m above corresponding air inlet on system (either primary tank or BIOROCK)

  Yes

  No

  N/A

• No air inlet on primary tank

  Yes

  No

  N/A

For ECOROCK-1000/-1500/-2000/-3000 installations:

• Air outlet pipe vertical riser is less than 10m from outlet on tank

  Yes

  No

  N/A

• Air outlet pipe fitted with long radius bends or 2x 45-degree bends only

  Yes

  No

  N/A

• Air outlet pipe free from damage (visual inspection only)

  Yes

  No

  N/A

• Air outlet pipe securely fastened

  Yes

  No

  N/A

• Wind-driven ventilator fitted to air outlet pipe

  Yes

  No

  N/A

• Wind-driven ventilator clear of obstructions and spins freely

  Yes

  No

  N/A

• Wind-driven ventilator is more than 4m above corresponding air inlet on system (either primary tank or BIOROCK)

  Yes

  No

  N/A

• No air inlet on primary tank

  Yes

  No

  N/A

For BIOROCK-F/-30, and ECOROCK-5000 installations:

• Air outlet pipe vertical riser is less than 10m from outlet on tank

  Yes

  No

  N/A

• Air outlet pipe fitted with long radius bends or 2x 45-degree bends only

  Yes

  No

  N/A

• Air outlet pipe free from damage (visual inspection only)

  Yes

  No

  N/A

• Air outlet pipe securely fastened

  Yes

  No

  N/A

• Wind-driven ventilator fitted to air outlet pipe

  Yes

  No

  N/A

• Wind-driven ventilator clear of obstructions and spins freely

  Yes

  No

  N/A

• Wind-driven ventilator is more than 4m above corresponding air inlet on system (either primary tank or BIOROCK)

  Yes

  No

  N/A

• Air inlet fitted with mushroom vent cowl

  Yes

  No

  N/A

• Air inlet pipe is 200mm - 400mm above NGL

  Yes

  No

  N/A

• Air inlet pipe is clear of obstructions

  Yes

  No

  N/A

For MULTIROCK installations:

• Each primary tank is independently vented

  Yes

  No

  N/A

BIOROCK/ECOROCK treatment unit:

• Tank riser(s) and lid(s) above normal ground level

  Yes

  No

  N/A

• Tank lids accessible for routine inspection

  Yes

  No

  N/A

• Tank lid(s) securely fastened and sealed

  Yes

  No

  N/A

• Manhole riser is in sound condition (no distortion)

  Yes

  No

  N/A

• Flooding alarm indicator installed and in working order

  Yes

  No

  N/A

• Inlet manifold clean (clean at every service)

  Yes

  No

  N/A

• Inlet manifold hanger brackets securely fastened

  Yes

  No

  N/A

• Inlet manifold correctly set to ensure distribution across media (set at every service after cleaning)

  Yes

  No

  N/A

• For MULTIROCK installations: inlet water distribution is equal between ECOROCK units

  Yes

  No

  N/A

• Top (first) layer of media in good condition

  Yes

  No

  N/A

• Second layer media in good condition

  Yes

  No

  N/A

• Media bed in place and not obstructing air flow in aeration layer

  Yes

  No

  N/A

• Correct ventilation of BIOROCK/ECOROCK unit:

  Yes

  No

  N/A

For BIOROCK-S/-L/-E/-F, BIOROCK-5/-10/-15/-30, and ECOROCK-5000 installations:

• Air outlet pipe vertical riser is less than 10m from outlet on tank

  Yes

  No

  N/A

• Air outlet pipe fitted with long radius bends or 2x 45-degree bends only

  Yes

  No

  N/A

• Air outlet pipe free from damage (repair if necessary)

  Yes

  No

  N/A

• Air outlet pipe securely fastened (repair if necessary)

  Yes

  No

  N/A

• Wind-driven ventilator fitted to air outlet pipe

  Yes

  No

  N/A

• Wind-driven ventilator clear of obstructions and spins freely

  Yes

  No

  N/A

• Wind-driven ventilator is more than 4m above corresponding air inlet on system

  Yes

  No

  N/A

• Air inlet fitted with mushroom vent cowl

  Yes

  No

  N/A

• Air inlet pipe is 200mm - 400mm above NGL

  Yes

  No

  N/A

• Air inlet pipe is clear of obstructions

  Yes

  No

  N/A

For ECOROCK-1000/-1500/-2000/-3000 installations:

• Air inlet fitted with mushroom vent cowl

  Yes

  No

  N/A

• Air inlet pipe is 200mm - 400mm above NGL

  Yes

  No

  N/A

• Air inlet pipe is clear of obstructions

  Yes

  No

  N/A

• Air hole on ECOROCK water inlet is clear of obstructions

  Yes

  No

  N/A

For ECOROCK-1000/-1500/-2000/-3000 installations where the primary tank is more than 3m from ECOROCK unit:

• Air outlet pipe vertical riser is less than 10m from outlet on tank

  Yes

  No

  N/A

• Air outlet pipe fitted with long radius bends or 2x 45-degree bends only

  Yes

  No

  N/A

• Air outlet pipe free from damage (visual inspection only)

  Yes

  No

  N/A

• Air outlet pipe securely fastened

  Yes

  No

  N/A

• Wind-driven ventilator fitted to air outlet pipe

  Yes

  No

  N/A

• Wind-driven ventilator clear of obstructions and spins freely

  Yes

  No

  N/A

• Wind-driven ventilator is more than 4m above corresponding air inlet on system (either primary tank or BIOROCK)

  Yes

  No

  N/A

• Air inlet fitted with mushroom vent cowl

  Yes

  No

  N/A

• Air inlet pipe is 200mm - 400mm above NGL

  Yes

  No

  N/A

• Air inlet pipe is clear of obstructions

  Yes

  No

  N/A

For MULTIROCK installations:

• Each BIOROCK/ECOROCK unit is independently vented

  Yes

  No

  N/A

Pump Shaft

• Shaft riser(s) and lid(s) above normal ground level

  Yes

  No

  N/A

• Shaft lids accessible for routine inspection

  Yes

  No

  N/A

• Shaft lid(s) securely fastened and sealed

  Yes

  No

  N/A

Correct ventilation of pump shaft as required for BIOROCK-S/-L/-E/-F and BIOROCK-5/-10/-15/-30, and recommended for ECOROCK-1000/-1500/-

• Air inlet fitted with mushroom vent cowl

  Yes

  No

  N/A

• Air inlet pipe is 200mm - 400mm above NGL

  Yes

  No

  N/A

• Air inlet pipe is clear of obstructions

  Yes

  No

  N/A

• Remove pump, test float switch operation, clean, install, and test operation

  Yes

  No

  N/A

Items Used

• Brush filter

• Wind ventilator

• Lid brackets

• Mushroom Vent Cowel

• Pump Kit

• Flooding Alarm

• S/S Threaded Rod

• S/S Nuts

• S/S Bolts

• S/S Washer

• S/S L-bracket

• Holderbat

• Media 20x20

• Media 10x10

• Aeration Rings

• 110mm Pipe (m)

• 50mm Pipe (m)

• 110mm Long Radius Bend

• 110mm Elbow 45

• 110mm Elbow 90

• 110mm T-Piece

• 110mm Socket

• 50mm PVC Ball Valve

• 50mm T-Piece

• 50mm Elbow 45

• 50mm Elbow 90

Completion

• Inspection Result

  Pass

  Fail

• Are all tank lids securely fastened and sealed

  Yes

  No

  N/A

• Recommendations

• Full Name and Signature of Inspector

  Sign

• Full Name and Signature of Client

  Sign