Daily Operational Checklist for Muscat Bay STP
Date:
Operator Name:
Time:
Shift:
Section 1: Lifting Station
Task | Status (✓) | Comments/Observations |
Check influent flow rate (100-FIT-01) | Record reading: _______ m³/hr | |
Observe level in lifting station (100-LIT-01) | Record reading: _______ m | |
Visually inspect coarse basket screen (100-E-01) for blockages | ||
Verify operation of raw sewage transfer pumps (100-P-01, 100-P-02) | Duty pump: _______ Standby pump: _______ | |
Check pump discharge pressures (100-PIS-01, 100-PIS-02) | Record readings: P-01: _______ bar, P-02: _______ bar | |
Listen for unusual pump noises or vibrations | ||
Verify automatic sampler (100-AS-01) operation | Sample time: _______ Sample volume: _______ | |
Record pump runtimes in log | P-01: _______ hours, P-02: _______ hours |
Section 2: Combined Pre-Treatment Unit
Task | Status (✓) | Comments/Observations |
Visually inspect screen (100-E-02) for blockages | ||
Verify operation of screw screen compactor motor (100-CM-03) | ||
Check operation of screen washing system (100-SV-02) | ||
Verify operation of compaction zone washing system (100-SV-01) | ||
Check operation of horizontal grit screw conveyor (100-CM-01) | ||
Verify operation of inclined grit screw conveyor (100-CM-04) | ||
Check operation of degreasing scraper motor (100-CM-02) | ||
Verify operation of air blower (100-AB-01) | ||
Record equipment runtimes in log |
Section 3: Equalization/Balancing Tank
Task | Status (✓) | Comments/Observations |
Check level in equalization tank (200-LIT-01) | Record reading: _______ m | |
Monitor dissolved oxygen (DO) level (200-AIT-01) | Record reading: _______ ppm | |
Verify operation of submersible aerator (200-SA-01) | ||
Check operation of intermediate pumps (200-P-01, 200-P-02, 200-P-03) | Duty pump(s): _______ Standby pump: _______ | |
Check pump discharge pressures (200-PIS-01, 200-PIS-02, 200-PIS-03) | Record readings: P-01: _______ bar, P-02: _______ bar, P-03: _______ bar | |
Listen for unusual pump noises or vibrations | ||
Record pump and aerator runtimes in log |
Section 4: Secondary Fine Screens
Task | Status (✓) | Comments/Observations |
Verify operation of mechanical fine screens (201-E-01, 202-E-01) | Duty screen: _______ Standby screen: _______ | |
Check operation of screen washing system (201-SV-01, 202-SV-01) | ||
Verify operation of compaction zone washing system (201-SV-02, 202-SV-02) | ||
Record equipment runtimes in log |
Section 5: Aeration & Anoxic Tanks
Task | Status (✓) | Comments/Observations |
Check DO level in aeration tanks (400-AIT-01, 401-AIT-01) | Record readings: Tank 1: _______ ppm, Tank 2: _______ ppm | |
Verify operation of air blowers (300-AB-01, 300-AB-02, 300-AB-03) | Duty blower(s): _______ Standby blower: _______ | |
Check air blower discharge pressure (300-PIT-01) | Record reading: _______ mbar | |
Listen for unusual blower noises or vibrations | ||
Visually inspect fine bubble diffusers for damage/blockages | ||
Verify operation of anoxic tank submersible mixers (400-SM-01, 401-SM-01) | ||
Record equipment runtimes in log |
Section 6: MBR System
Task | Status (✓) | Comments/Observations |
Check levels in MBR tanks (400-LIT-01, 401-LIT-01) | Record readings: Tank 1: _______ m, Tank 2: _______ m | |
Verify operation of MBR air blowers (301-AB-01, 301-AB-02, 301-AB-03) | Duty blower(s): _______ Standby blower: _______ | |
Check air blower discharge pressure (301-PIT-01, 301-PIT-02, 301-PIT-03) | Record readings: _______ mbar | |
Listen for unusual blower noises or vibrations | ||
Verify operation of permeate pumps (600-P-01, 600-P-02, 600-P-03) | Duty pump(s): _______ Standby pump: _______ | |
Check permeate pump discharge pressures (600-PIS-01, 600-PIS-02, 600-PIS-03) | Record readings: _______ bar | |
Verify operation of backpulse system | ||
Check levels in backpulse tanks (600-LIT-02) | Record reading: _______ m | |
Visually inspect MBR membranes for fouling/damage | ||
Record all equipment runtimes in log |
Section 7: Disinfection System
Task | Status (✓) | Comments/Observations |
Check level in sodium hypochlorite dosing tank | Record reading: _______ % full | |
Verify operation of disinfection dosing pump | ||
Record pump runtime in log |
Section 8: TSE Tank & Transfer Pumps
Task | Status (✓) | Comments/Observations |
Check level in TSE tank (600-LIT-01) | Record reading: _______ m | |
Verify operation of TSE transfer pumps (602-P-01, 602-P-02) | Duty pump: _______ Standby pump: _______ | |
Check pump discharge pressures (602-PIS-01, 602-PIS-02) | Record readings: _______ bar | |
Listen for unusual pump noises or vibrations | ||
Verify operation of tankering pumps (601-P-01, 601-P-02) | Duty pump: _______ Standby pump: _______ | |
Check pump discharge pressures (601-PIS-01, 601-PIS-02) | Record readings: _______ bar | |
Listen for unusual pump noises or vibrations | ||
Record all equipment runtimes in log |
Section 9: Process Water Pumps
Task | Status (✓) | Comments/Observations |
Verify operation of process water pumps (603-P-01, 603-P-02) | Duty pump: _______ Standby pump: _______ | |
Check pump discharge pressures (603-PIS-01, 603-PIS-02) | Record readings: _______ bar | |
Listen for unusual pump noises or vibrations | ||
Record pump runtimes in log |
Section 10: Sludge Treatment
Task | Status (✓) | Comments/Observations |
Check DO level in sludge holding tank (800-AIT-01) | Record reading: _______ ppm | |
Verify operation of sludge holding tank air blowers (302-AB-01, 302-AB-02) | Duty blower: _______ Standby blower: _______ | |
Check air blower discharge pressure (302-PIT-01) | Record reading: _______ m |
Section 11: Sludge Dewatering
Task | Status (✓) | Comments/Observations |
Check level in sludge holding tank (800-LIT-01) | Record reading: _______ m | |
Verify operation of sludge feed pumps (800-P-01, 800-P-02) | Duty pump: _______ Standby pump: _______ | |
Check pump discharge pressures | Record readings: _______ bar | |
Listen for unusual pump noises or vibrations | ||
Verify operation of centrifuge (800-E-01) | ||
Check centrifuge motor current | Record reading: _______ Amps | |
Check polymer dosing system operation (903-DP-01, 903-DP-02) | ||
Check polymer preparation unit operation (900-PPU-01) | ||
Record all equipment runtimes in log |
Section 12: Odor Control Units
Task | Status (✓) | Comments/Observations |
Verify operation of activated carbon OCU blower (700-CMP-01) | ||
Check H2S level at OCU outlet (700-AIT-01) | Record reading: _______ ppm | |
Verify operation of biological OCU blowers (701-CMP-01, 701-CMP-02) | Duty blower: _______ Standby blower: _______ | |
Check H2S level at OCU outlet (701-AIT-02) | Record reading: _______ ppm | |
Check operation of recirculation pumps (Stage I and Stage II) | ||
Record all equipment runtimes in log |
Section 13: Diesel Generator
Task | Status (✓) | Comments/Observations |
Visually inspect generator for any signs of leaks, damage, or unusual wear | ||
Check coolant level | ||
Check fuel level | ||
Check battery voltage | Record reading: _______ Volts |
Section 14: General
Task | Status (✓) | Comments/Observations |
Visually inspect all equipment and systems for signs of damage, leaks, corrosion, or unusual wear | ||
Check operation of all instrumentation and control systems | ||
Review alarm logs and address any active alarms | ||
Record any unusual events or observations in the daily log | ||
Clean and organize work areas |
Operator Signature: ___________________
Notes:
- This daily checklist is a supplement to the monthly, quarterly, semi-annual, and annual maintenance tasks outlined in the preventative maintenance plan.
- Operators should refer to the detailed manufacturer manuals for specific instructions and troubleshooting guides for each piece of equipment.
- Any issues or concerns should be promptly reported to the supervisor or maintenance team.