LAKE ARROWHEAD COMMUNITY SERVICES DISTRICT STANDARD OPERATING PROCEDURES FACILITY SAFETY The following procedures are to be used by all District employees when working in the District facilities or with District equipment. INTRODUCTION This document is to be used by all District employees as a guide to working safely in and around the District Treatment Plants, Pumping Stations, Lift Stations, Water Storage Tanks and when performing sewer line and water line maintenance. Other District Safety SOP s will be referred to as appropriate throughout this SOP. Topics discussed in this SOP are: 1. Sewer Line and Water Line Maintenance Safety 2. Lift Station and Pump Station Safety 3. Treatment Plant Safety 4. Water Storage Tank Safety 5. Safety Inspection Program 6. Reporting Safety Problems 7. Facility Security In addition, appendices are presented for: A. Specific Safety Procedures B. Safety Inspection Forms

SECTION 1.0 SEWER LINE AND WATER LINE MAINTENANCE SAFETY 1.1 The District has the responsibility for maintaining sewer lines and water lines. The following procedures must be exercised to safely execute this task. 1.2 Traffic Safety All District employees will practice traffic control whenever hazards exist to employees, to the public, or to vehicular traffic because of work involving encroachment upon public streets or highways. Refer to the Traffic and Vehicle Safety SOP for the specific procedures to follow. 1.3 Confined Space Safety Confined spaces represent the Number 1 Hazard we face on the job at the District. All District employees and vendors will practice safe working habits when working in confined spaces. Refer to the Confined Space Entry SOP for the specific procedures to follow. 1.4 Maintenance Equipment Safety All District equipment will be operated in a safe manner. This is accomplished through proper training, studying of the owners manuals, the Ken Kerri Courses, and District generated O & M Materials. 1.4.1 The following is a listing of Maintenance Equipment Safety Procedures discussed in this SOP: 1. Portable Diaphragm Pump Safety Procedures 2. Portable Electric Generators Safety Procedures 3. Sewer Rodder Safety Procedures 4. Hydraulic Flusher Safety Procedures 5. Cement Truck Safety Procedures

6. T.V. Safety Van Procedures 7. Back Hoe Procedures 8. Trench work and Shoring Safety Procedures 9. Air Compressor Safety Procedures 1.4.2 See Appendix A for specific safety procedures to be used for this equipment. 1.5 Health and Hygiene Safety All District employees will observe a good health and hygiene practice when working in the collection system, District equipment, and preparing for lunch and break times. This will prevent sickness among all employees. Refer to the Housekeeping and Hygiene, Bloodborne Pathogen Standard SOP for general information. 1.5.1 See the Job Site Safety SOP for more detailed information regarding Sewer Line and Water Line Maintenance Safety.

SECTION 2.0 LIFT STATION AND PUMP STATION SAFETY 2.1 The District maintains 20 wastewater lift stations and 20 water pump stations. The following procedures must be followed to ensure the safe execution of this function. 2.2 Confined Space Safety Lift Station dry wells and wet wells are considered a confined space and will be dealt with accordingly. Refer to the Confined Space Entry SOP for specific procedures to follow. 2.2.1 Pump Station areas generally not considered as confined spaces include, the motor control rooms, garages, etc. However, wet wells, and any vaults or pump rooms lacking ventilation, and having only one entry and exit point, are considered confined spaces. Considerations have been made pertaining to pump station wet wells. These can be found in the Confined Space Entry SOP, and through communication with your Supervisor and safety representative. 2.3 Electrical Safety Electrocution can occur in a lift station dry well. The floor of the well can get wet through broken or leaking pipes or a bad pump seal. If the sump pump malfunctions and the dry well begins to flood, cut the main power to the station and call a mechanic immediately. DO NOT ENTER THE DRY WELL UNDER ANY CIRCUMSTANCES UNTIL THE WATER IS REMOVED. 2.3.1 Electricity poses a great danger in a pump station. With the presence of uncontained water through various sources, i.e. pump seals, etc. Electrocution is possible and precautions must be taken to avoid this hazard.

2.3.2 Refer to the Electrical Safety SOP, including Electrical Lockout Procedures, for further information. 2.4 Lift Station and Pump Station Equipment Safety "Common Sense" is the best tool when dealing with lift station and pump station equipment in a safe manner. Basic safety tips include: 2.4.1 Make sure all safety guards are in place and complete. 2.4.2 Secure all grating. Repair/Replace broken grating. 2.4.3 Do not work on "Live" or running equipment. Use a Lock out Tag! 2.4.4 Use the information in the District Safety Manual. It is every employee s responsibility to become acquainted with and understand these procedures. 2.5 The following is a listing of specific Lift Station and Pump Station Equipment Unit Safety Procedures discussed in this SOP: 1. Pump Safety Procedures 2. Motor Safety Procedures 3. Switch Gear/Control Safety Procedures 4. Electrical Generators Safety Procedures 5. Odor Control Pump & Equipment Safety Procedures 6. Compressed Air System Safety Procedures 7. Facility Security Safety Procedures 2.5.1 See Appendix A for the specific safety procedures to be used for this equipment. See Section 5.0 and Appendix B for the Safety Inspection Forms and their use for lift stations. 2.6 Health and Hygiene This aspect of the daily work habit is very important to ensure the continuing health of all District employees. Refer to the

Housekeeping and Hygiene, Bloodborne Pathogen Standard SOP for specific information.

SECTION 3.0 TREATMENT PLANT SAFETY 3.1 District employees have the overall responsibility for operating and maintaining the treatment plants. They must see to it that each plant is maintained in a safe manner. This can only be done by, "THINKING AND ACTING SAFELY". 3.2 Confined Space Safety In operating and maintaining the District Treatment Plants, every District employee is exposed to the dangers of confined spaces. Refer to the Confined Space Entry SOP for specific safety procedures. 3.3 Electrical Safety Electricity poses a great danger in a treatment plant. With the presence of uncontained water through various sources, i.e. pump seals, etc. Electrocution is possible and precautions must be taken to avoid this hazard. 3.3.1 Refer to the Electrical Safety SOP, including Electrical Lockout Procedures, for further information. 3.4 Wastewater Treatment Plant Equipment Safety The following is a listing of District specific Wastewater Treatment Plant Equipment Unit Safety Procedures discussed in this SOP: 1. Pump Safety Procedures 2. Motor Pump Safety Procedures 3. Switch Gear/Control System Safety Procedures 4. Electrical Generator Safety Procedures 5. Compressed Air System Safety Procedures 6. Sludge Dewatering Equipment Safety Procedures

7. Lube and Paint Storage Safety Procedures 8. Fresh Water Equipment Safety Procedures 9. Odor Control Pump and Equipment Safety Procedures 10. Facility Security (Gates, Fences, Signs, grounds) Safety Procedures 11. Portable Trash Pumps Safety Procedures 12. Portable Welder Safety Procedures 3.4.1 Refer to Appendix A for the specific Safety Procedures to be used for this equipment. See Section 5.0 and Appendix B for the Safety Inspection Forms and their use in the Treatment Plant. 3.5 Water Treatment Plant Equipment Safety The following is a listing of District specific Water Treatment Plant Equipment Unit Safety Procedures discussed in this SOP: 1. Pump Safety Procedures 2. Motor Pump Safety Procedures 3. Switch Gear/Control System Safety Procedures 4. Electrical Generator Safety Procedures 5. Compressed Air System Safety Procedures 6. Lube and Paint Storage Safety Procedures 7. Fresh Water Equipment Safety Procedures 8. Facility Security (Gates, Fences, Signs, grounds) Safety Procedures 9. Portable Welder Safety Procedures 3.5.1 Refer to Appendix A for the specific Safety Procedures to be used for this equipment. See Section 5.0 and Appendix B for the Safety Inspection Forms and their use in the Water Treatment Plant. 3.6 Independent Worker Safety 3.6.1 The District employees are required, at times, to perform their duties while working alone at the facilities or reporting

to a complaint in the field. These employees shall check in with a supervisor after their tasks have been completed. 3.6.2 Employees working on weekends will contact the Bernina Plant Operator at the end of their shift by 1500 hours. The Bernina operator will then log in the facility logbook that personnel have secured for the day. 3.6.3 Employees who are working a swing shift will notify the On-Call employee at the end of the shift before logging out. 3.6.4 Employees who are on-call and respond to a facility will check in with the on- call supervisor before entering the facility and then check out when the task they are performing has been completed. 3.7 Health and Hygiene Safety This aspect of the daily work habit is very important to ensure the continuing health of all District employees. Refer to the Housekeeping and Hygiene, Bloodborne Pathogen Standard SOP for specific information.

SECTION 4.0 WATER STORAGE TANK SAFETY 4.1 The District maintains 18 water storage tanks. The following procedures must be followed to ensure the safe execution of this function. 4.2 Confined Space Safety Empty water tanks are considered a confined space and will be dealt with accordingly. Refer to the Confined Space Entry SOP for specific procedures to follow. 4.3 Storage Tank Equipment Safety The following is a listing of specific Storage Tank Safety Procedures discussed in this SOP: 1. Ladder Safety 2. Control Wiring 3. Facility Fencing 4.3.1 See Appendix A for the specific safety procedures to be used for this equipment. See Section 5.0 and Appendix B for the Safety Inspection Forms and their use.

SECTION 5.0 SAFETY INSPECTION PROGRAM 5.1 On a monthly basis, District Safety Committee Members will complete a safety inspection form for facilities under their responsibilities. 5.2 Responsibilities Responsibilities are as follows: 5.2.1 Sewer Line and Water Line Maintenance. Maintenance Department 5.2.2 Lift Stations and Pump Stations Operations Department 5.2.3 Treatment Plants Operations Department 5.2.4 Storage Tanks Operations Department 5.2.5 Laboratory Operations Department 5.2.6 Willow Creek Maintenance Facility Maintenance Department 5.2.7 Administration Office and Board Meeting Room Maintenance Department

5.3 Inspection Procedures Inspection procedures will be performed as follows: 5.3.1 The appropriate safety committee member will tour the facilities and using the Safety Inspection Form will identify if items are in or out of compliance. The frequency of inspection will be determined by the appropriate Department Head, but will be no less than monthly. 5.3.2 Items out of compliance will be described on the form and an Equipment Unit Failure Report will be filled out and submitted to the Safety Committee Member s Supervisor and Department Head (as appropriate) and then forwarded to the appropriate Supervisor for repair if necessary. 5.3.3 The Safety Committee Member, Supervisor and Department Head will follow up the matter to assure timely repairs are made. 5.3.4 All documents will be forwarded to the Safety Committee for discussion, any appropriate action and eventual filing.

SECTION 6.0 REPORTING OF SAFETY PROBLEMS 6.1 Any employee noting a safety hazard in the District facilities is required to report the problem immediately to his/her Supervisor and Safety Committee Member. An Equipment Unit Failure Report will be completed to document the problem. 6.2 If required, the employee finding the problem will lock out the piece of equipment, using procedures and documentation presented in the Electrical Safety SOP. 6.3 Use the procedures identified in Section 5.0 to follow up the safety problem.

SECTION 7.0 FACILITY SECURITY 7.1 Unauthorized entry into District facilities exposes equipment, District personnel, and those entering the facilities to acts of vandalism, mischief, or carelessness beyond the control of the District. For this reason the District requires that the following security measures be taken at District facilities. 7.2 Lift Stations and Pump Stations Lift Station gates, buildings, structures, control cabinets, and transfer switches will be locked (as appropriate) when District personnel are not in the immediate area. 7.2.1 Security structures such as gates, fences, doors, hatches and the like will be kept in good repair at all times. Inoperative locks will be repaired or replaced immediately. 7.2.2 All District Lift Stations and Pump Stations have alarm systems, which will be checked each week as a part of preventative maintenance, as will other security devices. 7.3 Treatment Plants Gates to the treatment plants will only be unlocked during hours when the facilities are staffed. 7.3.1 All Plant security structures will be kept in good repair at all times. All doors for all buildings will be closed and locked after 1600 hours unless work is to be performed in an area. 7.3.2 The Chlorine Cylinder Building and the Chlorine Analyzer Room will be kept locked at all times unless work is being performed in those areas.

7.4 Administrative Facilities, Board Meeting Room and Willow Creek Maintenance Facility All facility security structures will be kept in good repair at all times. All windows and doors for all buildings will be closed and locked during unmanned hours, or after hours, unless work is to be performed in an area.

APPENDIX A SPECIFIC SAFETY PROCEDURES The following are Specific Safety procedures for the general areas of: 1. Sewer Line and Water Line Maintenance Equipment Safety 2. Lift Station and Pump Station Equipment Safety 3. Wastewater Treatment Plant Equipment Safety 4. Water Treatment Plant Equipment Safety 5. Water Storage Tank Safety

A.1 SEWER LINE AND WATER LINE MAINTENANCE EQUIPMENT SAFETY The following are Specific Safety procedures for Sewer Line and Water Line Maintenance Equipment. Basic safety procedures for the following equipment are to be used. A.1.1 Portable Diaphragm Pump Safety Procedures A.1.1.1 A.1.1.2 A.1.1.3 A.1.1.4 Use proper lifting techniques when moving the pump. Two employees should be used to move the pump. Set up the pump away from work area with the exhaust downwind where possible. Check the pump discharge area making sure there will be no drainage problems below the work area. When pumping wastewater, the flow will need to be pumped back to the sewer system or pumped into a tank truck. A.1.2 Portable Electric Generators Safety Procedures A.1.2.1 A.1.2.2 A.1.2.3 A.1.2.4 A.1.2.5 Use proper lifting techniques when moving the generator. Two employees should be used to move the generator. Place the generator on a level area away from the work zone. Set up a safety zone around the generator, free of tools, cones signs and other job debris. A fire extinguisher (ABC type) should be placed near the generator for emergency use. Check fluids before starting the equipment. Keep all electrical extension cords free of any entanglements and away from any water in the area.

A.1.3 Sewer Rodder Safety Procedures A.1.3.1 A.1.3.2 A.1.3.3 A.1.3.4 A.1.3.5 A.1.3.6 A.1.3.7 Site safety, road signs, traffic cones and flagging are required for certain rodding operations. See Traffic and Vehicle Safety SOP. Select the proper rodding tool. Inspect equipment for any loose rod connections and proper running conditions. Never take hold of the cleaning tool until it has stopped turning and the power rodder has been shut off. Loose clothing can become entangled in the turning rod and care must be taken when working around the rod. Care must be used when handling the rod under tension, treat twisted rod very carefully since such rod can be very dangerous. Never enter manhole to retrieve any equipment or debris unless all criteria for confine space entry have been met. See Confined Space Entry SOP. A.1.4 Hydraulic Flusher Safety Procedures A.1.4.1 A.1.4.2 A.1.4.3 A.1.4.4 A.1.4.5 A.1.4.6 Site safety, road signs, traffic cones and flagging are required for certain flusher operations. See Traffic and Vehicle Safety SOP. Select the proper cleaning tool. Check the high-pressure hose for any blisters or cuts. Wear ear protection when working around noisy equipment. See Hearing Conservation SOP A Dust and Mist Respirator should be worn when working with the Hydraulic Flusher. Never enter manhole to retrieve any equipment or debris unless all criteria for confined space entry have been met. See Confined Space SOP.

A.1.5 Backhoe Safety Procedures A.1.5.1 A.1.5.2 A.1.5.3 A.1.5.4 A.1.5.5 Call Dig-alert before starting any digging. Site safety, road signs, traffic cones and flagging are required for certain Backhoe operations. See Traffic and Vehicle Safety SOP. Erect barriers to keep pedestrians and children out of the work area. Check motor fluids, hydraulic fluids and hoses, hydraulic rams and connection pins. Always have one lookout (trench man) to inspect the work zone. This is the only person who should give hand signals A.1.6 Trench work and Shoring Safety Procedures A.1.6.1 A.1.6.2 A.1.6.3 A.1.6.4 A.1.6.5 A.1.6.6 Erect barriers to keep pedestrians and children out of the work area. Keep tools and work equipment away from the edge of the trench. Any trench over five feet deep must be shored with a minimum of six foot spacing between shoring jacks. Check shoring jacks for fatigue and hydraulic fluid leaks before placement in the trench. Workers must be within 25 feet of a ladder while in the trench. A competent person must be on the job site whenever the District is doing any trench work. A.1.7 Air Compressor Safety Procedures A.1.7.1 A.1.7.2 A.1.7.3 Site safety, road signs, traffic cones and flagging are required for certain operations. See Traffic and Vehicle Safety SOP. Check motor fluids and hoses before starting. Check air hoses and their connections before turning on the air supply to equipment.

A.1.7.4 A.1.7.5 A.1.7.6 A.1.7.7 Wear hearing protection when working with loud equipment. Eye protection must be worn when operating air tools. Foot guards need to be worn when jack hammering. Dust masks should be worn when operating air tools A.1.8 Cement Mixer (Truck) Safety Procedures A.1.8.1 A.1.8.2 A.1.8.3 A.1.8.4 A.1.8.5 A.1.8.6 Site safety, road signs, traffic cones and flagging are required for certain operations. See Traffic and Vehicle Safety SOP. Proper lifting techniques must be used when loading and unloading cement bags. Wear hearing protection when working with loud equipment. Eye protection must be worn when mixing cement. Dust masks should be worn when mixing the cement. Tools and equipment must be kept away from all moving parts of the mixer. A.1.9 TV Van Safety Procedures A.1.9.1 A.1.9.2 A.1.9.3 A.1.9.4 Site safety, road signs, traffic cones and flagging are required for certain operations. See Traffic and Vehicle Safety SOP. Proper lifting techniques must be used when loading and unloading Wenches, Camera, Power Cords, and other equipment. The Generator unit for the Van needs to be checked prior to daily operation. Before any work is to be performed on the generator, the unit will be shut off at the main panel and at the generator unit.

A.1.9.5 A.1.9.6 Before any repair work is to be performed on any of the van s electrical equipment the generator unit must be shut down and locked out. Power must be shut down before connecting or disconnecting the unit s camera to the cable. A.2 LIFT STATION AND PUMP STATION EQUIPMENT SAFETY The following are Specific Safety procedures for Lift Station and Pump Station Equipment. A.2.1 Pump Safety Procedures A.2.1.1 A.2.1.2 A.2.1.3 A.2.1.4 A.2.1.5 A.2.1.6 Switch to a stand-by pump. Lock out pump before starting work. See Lock Out/Tag Out Section of the Electrical Safety SOP Isolate pump from the flow using valves on both the suction and discharge sides of the pump. Wear hand protection and eye protection when working with any pump at the wastewater plant. See Housekeeping and Hygiene, Bloodborne Pathogen Standard SOP. Care must be used when opening the inspection ports, loosen bolts and drain off built up pressure before removing bolts. Care must be used when cleaning out pump cavities, use pliers or packing hooks to remove debris. Sharp objects, including the impeller, are often found in the pumps. A.2.2 Motor Safety Procedures A.2.2.1 A.2.2.2 A.2.2.3 Change to a second, stand-by piece of equipment. Lock out motor before doing any work. See Lock Out Tag Out Section of the Electrical Safety SOP. Before removing any wiring from the motor, recheck to make sure the power is off using a voltage meter.

A.2.2.4 Use lifting devices wherever possible to move any electrical motor, never move any piece of equipment over 100 pounds by yourself. A.2.3 Switch Gear/Control Safety Procedures A.2.3.1 A.2.3.2 Only qualified employees can do any work on the facilities electrical switch gear. All of the manually operated equipment affected by the shutdown will be powered down before the shutdown. A.2.4 Electrical Generators Safety Procedures A.2.4.1 Before any work is to be performed on the facility generator the unit will be shut off at the main switch gear and at the generator unit. A.2.4.2 The unit s battery charger will then be disconnected. A.2.4.3 The battery cables will be disconnected from the generator while work is being performed. A.2.4.4 When testing or inspecting the unit during operation, hearing protection must be worn. See Hearing Conservation SOP. A.2.5 Odor Control Pump & Equipment Safety Procedures A.2.5.1 A.2.5.2 A.2.5.3 A.2.5.4 A.2.5.5 Read and understand the MSDS of the odor control chemical being used. Check safety equipment and clean up material in case of any chemical spill. Wear required Personal Protective Equipment (PPE) when handling any chemical. Inspect the metering pump, make sure there is not any chemical leakage before starting. Check the chemical piping for any leakage.

A.2.6 Compressed Air System Safety Procedures A.2.6.1 A.2.6.2 A.2.6.3 A.2.6.4 A.2.6.5 A.2.6.6 Check motor fluids and hoses as part of daily checks. Check air hoses and their connections before turning on the air supply to equipment. Wear hearing protection when working with loud equipment. Monthly inspections of compressor belts and connection will be part of safety and maintenance inspections. Eye protection must be worn when operating air tools. Dust masks should be worn when operating air tools. A.2.7 Facility Security Safety Procedures A.2.7.1 A.2.7.2 A.2.7.3 Inspect fence area for damage or openings. Check building for damage and signs of forced entry. Test facility s alarm system monthly. A.3 WASTEWATER TREATMENT PLANT EQUIPMENT SAFETY The following are Specific Safety procedures for Wastewater treatment Plant Equipment. A.3.1 Pump Safety Procedures A.3.1.1 A.3.1.2 A.3.1.3 Switch to a standby pump. Lock out pump before starting work. See the Lock Out Tag Out Section of the Electrical Safety SOP. Isolate pump from the flow using valves on both the suction and discharge sides of the pump.

A.3.1.4 A.3.1.5 A.3.1.6 Wear hand protection and eye protection when working with any pump at the Wastewater Plant. See Housekeeping and Hygiene, Bloodborne Pathogen Standard SOP. Care must be used when operating the inspection ports. Drain off built up pressure before removing bolts. Care must be used when cleaning out pump cavities. Use pliers or packing hooks to remove debris. Sharp objects, including the impeller, are often found in the pumps. A.3.2 Motor Pump Safety Procedures A.3.2.1 A.3.2.2 A.3.2.3 A.3.2.4 Change to a second standby piece of equipment. Lock out motor before doing any work. See the Lock Out/Tag Out section of the Electrical Safety SOP. Before removing any wiring from the motor, recheck to make sure the power is off using a voltage meter. Use lifting devices wherever possible to move any electrical motor, never any piece of equipment over 100 pounds by yourself. A.3.3 Switch Gear/Control System Safety Procedures A.3.3.1 A.3.3.2 A.3.3.3 A.3.3.4 Only qualified employees can do any work on the facility s electrical switch gear. Before shutting down power the Plant Operator will be notified and will give the go ahead to start the work. All of the manually operated equipment affected by the shutdown will be powered down before the shutdown. When the facility s chlorine system is to be effected by the power shut down, the chlorine cylinders will be shut off and the system drained.

A.3.4 Electrical generator Safety Procedures A.3.4.1 Before any work is to be performed on the facility generator, the unit will be shut off at the main switch gear and at the generator unit. A.3.4.2 The unit s battery charger will then be disconnected. A.3.4.3 The battery cables will be disconnected from the generator while work is performed. A.3.4.4 When testing or inspecting the unit during operation, hearing protection must be worn. See Hearing Conservation SOP. A.3.5 Compressed Air System Safety Procedures A.3.5.1 A.3.5.2 A.3.5.3 A.3.5.4 A.3.5.5 A.3.5.6 Check motor fluids and hoses as part of the facility s daily checks. Check air hoses and their connections before turning on the air supply to equipment. Wear hearing protection when working with loud equipment. Monthly inspections of compressor belts and connections will be a part of safety and maintenance inspections. Eye protection must be worn when operating air tools. Dust masks should be worn when operating air tools. A.3.6 Sludge Dewatering Equipment Safety Procedures A.3.6.1 Check all equipment and chemicals before startup. A.3.6.2 Check exhaust fans and vents for operation. A.3.6.3 Safety equipment to be worn include: eye protection, respiratory protection (dust and mist mask), hand protection and rubber boots. A.3.6.4 All spills of polymer must be cleaned immediately.

A.3.6.5 Any cut or injury in the dewatering area should be treated immediately to avoid infection. A.3.7 Lube and Paint Storage Safety Procedures A.3.7.1 Oil and grease will be stored in a designated area. A.3.7.2 Any spill of oil or grease will be cleaned up immediately and contaminated material disposed of. A.3.7.3 No oxidizers (dry chlorine) or flammable compounds will be stored with the oil and greases. A.3.7.4 Paints will be stored in a paint cabinet. A.3.7.5 Paints will be used in well-ventilated areas or an air blower will be brought in to supply fresh air. A.3.7.6 Any spill of paint will be cleaned up immediately and contaminated materials disposed of. A.3.8 Fresh Water Equipment Safety Procedures A.3.8.1 A.3.8.2 All treatment and pumping facilities will install and maintain an approved backflow prevention device. Employees will check devices as part of the monthly safety inspection. A.3.9 Facility Security (Gates, Fences, Signs, Grounds) Safety Procedures A.3.9.1 A.3.9.2 A.3.9.3 Inspect fence area for damage or openings. Check building for damage and signs of forced entry. Test facility s alarm system monthly. A.3.10 Odor Control Pump & Equipment Safety Procedures A.3.10.1 Read and understand the MSDS of the odor control chemical being used.

A.3.10.2 Check safety equipment and clean up material in case of any chemical spill. A.3.10.3 Wear required Personal Protective Equipment (PPE) when handling any chemical. A.3.10.4 Inspect the metering pump, make sure there is not any chemical leakage before starting. A.3.10.5 Check the chemical piping for any leakage. A.3.11 Portable Trash Pumps Safety Procedures A.3.11.1 Use proper lifting techniques when moving pump. Two employees should be used to move pump. A.3.11.2 Set up pump away from work area with the exhaust downwind. A.3.11.3 Check the pump discharge area making sure there will be no drainage problems below the work area. A.3.11.4 When pumping wastewater, the flow will need to be pumped back to the sewer system or pumped into a tank truck. A.3.12 Portable Welder Safety Procedures A.3.12.1 Only qualified personnel will be allowed to use to District s welding equipment. A.3.12.2 Set up safety zone around the work area, including welding screen when working with the arc welder. A fire extinguisher (ABC type) should be placed near the generator for emergency use. A.3.12.3 Set up Arc Welder generator away from work area with the exhaust downwind. A.3.12.4 Set up a safety zone around the generator, free of tools, cones signs and other job debris. A.3.12.5 Check fluids, cables and gas hose lines before using the equipment. A.3.12.6 Wear eye protection when doing any welding. A welding hood with face piece will be worn when Arc Welding.

A.3.12.7 Chaps and leather sleeves will be worn when doing any Arc Welding. A.3.12.8 Keep all electrical cords and gas hoses free of any entanglements. A.4 WATER TREATMENT PLANT EQUIPMENT SAFETY The following are Specific Safety procedures for Water Treatment Plant Equipment. A.4.1 Pump Safety Procedures A.4.1.1 A.4.1.2 A.4.1.3 A.4.1.4 Switch to a stand-by pump. Lock out pump before starting work. See Lock Out Tag Out Section of the Electrical Safety SOP. Isolate pump from the flow using valves on both the suction and discharge sides of the pump. Care must be used when opening the inspection ports, drain off built up pressure before removing bolts. A.4.2 Motor Pump Safety Procedures A.4.2.1 A.4.2.2 A.4.2.3 A.4.2.4 Change to a second stand-by piece of equipment. Lock out motor before doing any work. See Lock Out/Tag Out Section of the Electrical Safety SOP. Before removing any wiring from the motor, recheck to make sure the power is off using a voltage meter. Use lifting devices wherever possible to move any electrical motor, never move any piece of equipment over 100 pounds by yourself.

A.4.3 Switch Gear/Control System Safety Procedures A.4.3.1 A.4.3.2 A.4.3.3 A.4.3.4 Only qualified employees can do any work on the facilities electrical switch gear. Before shutting down power the Plant s operator will be notified and will give the OK to start the work. All of the manually operated equipment affected by the shutdown will be powered down before the shutdown. When the facility s Chlorine system is to be affected the power shut down the Chlorine cylinders will be shut off and the system drained. A.4.4 Electrical Generator Safety Procedures A.4.4.1 Before any work is to be performed on the facility generator the unit will be shut off at the main switch gear and at the generator unit. A.4.4.2 The unit s battery charger will then be disconnected. A.4.4.3 The battery cables will be disconnected from the generator while work is being performed. A.4.4.4 When testing or inspecting the unit during operation, hearing protection must be worn. See Hearing Conservation SOP. A.4.5 Compressed Air System Safety Procedures A.4.5.1 A.4.5.2 A.4.5.3 A.4.5.4 Check motor fluids and hoses as part of daily checks. Check air hoses and their connections before turning on the air supply to equipment. Wear hearing protection when working with loud equipment. Monthly inspections of compressor belts and connection will be part of safety and maintenance inspections.

A.4.5.5 A.4.5.6 Eye protection must be worn when operating air tools. Dust masks should be worn when operating air tools. A.4.6 Lube and Paint Storage Safety Procedures A.4.6.1 A.4.6.2 A.4.6.3 A.4.6.4 A.4.6.5 A.4.6.6 Oil and grease will be stored in a designated area. Any spill of oil or grease will be cleaned up immediately and contaminated material disposed of. No oxidizers (dry Chlorine) or flammable compounds will be stored with the oil and greases. Paints will be stored in a paint cabinet Paints will be used in well-ventilated areas or an air blower will be brought in to supply fresh air. Any spill of paint will be cleaned up immediately and contaminated material disposed of. A.4.7 Fresh Water Equipment Safety Procedures A.4.7.1 A.4.7.2 All treatment and pumping facilities will install and maintain an approved back flow prevention device. Employees will check devices as part of the monthly safety inspection. A.4.8 Facility Security (Gates, Fences, Signs, grounds) Safety Procedures A.4.8.1 A.4.8.2 A.4.8.3 Inspect fence area for damage or openings. Check building for damage and signs of forced entry. Test facility s alarm system monthly.

A.4.9 Portable Trash Pumps Safety Procedures A.4.9.1 A.4.9.2 A.4.9.3 A.4.9.4 Use proper lifting techniques when moving pump. Two employees should be used to move pump. Set up pump away from work area with the exhaust downwind. Check the pump discharge area, make sure there will be no drainage problems below the work area. When pumping wastewater, the flow will need to be pumped back to the sewer system or pumped into a tank truck. A.4.10 Portable Welder Safety Procedures A.4.10.1 Only qualified personnel will be allowed to use to District s welding equipment. A.4.10.2 Set up safety zone around the work area, including welding screen when working with the arc welder. A fire extinguisher (ABC type) should be placed near the generator for emergency use. A.4.10.3 Set up Arc Welder generator away from work area with the exhaust downwind. A.4.10.4 Set up a safety zone around the generator, free of tools, cones, signs and other job debris. A.4.10.5 Check fluids, cables and gas hose lines before using the equipment. A.4.10.6 Wear eye protection when doing any welding. A welding hood with face piece will be worn when Arc Welding. A.4.10.7 Chaps and leather sleeves will be worn when doing any Arc Welding. A.4.10.8 Keep all electrical cords and gas hoses free of any entanglements.

A.5 WATER STORAGE TANK SAFETY The following are Specific Safety procedures for Water Storage Tank Equipment. A.5.1 Building Security (Alarm System Control Wiring) Safety Procedures A.5.1.1 A.5.1.2 A.5.1.3 Inspect fence area for damage or openings. Check building for damage and signs of forced entry. Test facility s alarm system monthly. A.5.2 Ladder Safety A.5.2.1 A.5.2.2 A.5.2.3 Use Anti-fall device when it s available. Use stepladder when reaching bottom rung of permanent tank ladder. Watch for slippery steps and use both hands while climbing.

APPENDIX B SAFETY INSPECTION FORMS B.1 On a monthly basis, District Safety Committee Members will complete a safety inspection form for facilities under their responsibilities. The forms are included in this SOP. B.2 Responsibilities: Responsibilities are as follows: B.2.1 B.2.2 B.2.3 B.2.4 B.2.5 B.2.6 Willow Creek Maintenance Facility Maintenance Department (Forms: Department Safety Inspection and Crew/Worksite Inspections, Exhibits B-l and B-2) Lift Stations and Pump Stations Operations Department (Form: Station Checks, Exhibit B-3) Treatment Plants Operations Department (Form: Monthly Facilities Safety Inspection as follows: Willow Creek WWTD Safety Inspections - Exhibit B-4 Grass Valley WWTP Safety Inspections - Exhibit B-5 Bernina WTP Safety Inspections - Exhibit B-6) Storage Tanks Operations Department (Form: Station Checks, Exhibit B-3) Administration Office and Board Meeting Room Maintenance Department (Form: Department Safety Inspection, Exhibit B-1) Hazard Report District wide (Form: Hazard Report, Exhibit B-7)