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15731
Title

16 Emergency Recycled Water/Industrial Water Bypass

Treatment systems at the WWTP use Recycled Water for process and equipment water. 

SOP Identification Number
SOP Identification Number:
1603_Emergency Recycled Water/Industrial Water Bypass
Purpose and scope
Purpose and scope:

If for some reason the Distribution Pump Station is offline (pump failure, maintenance, etc.) the Emergency Back-Up Pump can be used to pump Recycled Water to the WWTP sytems.

Definitions
Definitions:

DSPS:  Distribution System Pump Station

Cautions
Cautions:
  • Ensure that the correct breaker switch is flipped.
  • Water must be available for distribution from the Reservoir.
  • Emergency Back-Up Pump must be operational and online.
Potential Interferences
Potential Interferences:
  • The Recycled Water Emergency Backup Pump must be operational and online in order for this Bypass SOP to work.
Personnel Qualifications
Personnel Qualifications:


Operator I, knowledge of primary treatment process and SCADA controls.

Quality Control/Quality Assurance Activities for the Procedure
Quality Control/Quality Assurance Activities for the Procedure:

Please note: It is assumed that the DSPS is already offline before this SOP begins. 

Procedure
Procedure:

1.       Put Recycled Water Emergency Backup Pumping System into operation.
a.       Open the DSPS panel cover and locate and flip the Recycled Water Emergency Backup Pump breaker switch {tag no. 1603BKR6100}.   The switch has a white mark and is labeled “Power Loss Backup Pump”. The WWTP is now receiving Recycled Water directly from the Reservoir. 
2.       Isolation of the Recycled Water Distribution System from the WWTP Recycled Water System
a.      No valve manipulation is required because there is a ball check valve in between the Distribution Pump Station and the Plant Recycled Water Distribution System. 
Data & Records Management, Calculations, Forms, Reports
Data & Records Management, Calculations, Forms, Reports:
  • Record activity to log book.
Limits/Criteria for Data/Results
Limits/Criteria for Data/Results:
  • Uninterrupted supply of Recycled Water to the WWTP Recycled Water System.
Corrective Action Plan
Corrective Action Plan:
  • Repair DSPS equipment and put back online.
Equipment
Equipment:
EQUIPMENT
TAG NUMBER
 
 
Recycled Water Emergency Backup Pump Breaker Switch
1603BKR6100
ID
Maintenance Connect