TOWN OF FRIDAY HARBOR, WASHINGTON PAGE 1

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1 TOWN OF FRIDAY HARBOR WWTP IMPROVEMENTS ADDENDUM NO. (7 pages total) Issue Date: September 0, 08 General: Recitations of each and every section of the bid documents impacted by this addendum are not given. The described changes impact all relevant portions of the bid documents whether specifically cited below or not. BID FORM: ARTICLE 7 Attachments to this Bid, 7.0: CHANGE The following documents are submitted with and made a condition of this Bid: TO The following documents are submitted per these specifications and made a condition of this Bid: SPECIFICATIONS: SECTION 000 Summary of Work ADD Part.0, E: Contractor shall complete the construction of the west access road prior to work in the headworks improvements area to maintain access to the south property for Town staff. SECTION 000 Temporary Facilities ADD Part.0, B, : Prior to the WWTP startup, the Contractor is responsible for obtaining water and piping water to the proposed headworks as necessary for a clean water leakage test. Contractor shall completely fill to the rim the aerated grit chambers and mechanical screen channels. Chambers and channels shall remained filled for hours with no visible leakage. ADD Part.0, I: Tie-in to Existing Forcemain and 6 Screened Wastewater Lines: Contractor to submit a bypass plan for review and approval Months (min.) prior to tie-in for the existing forcemain and 6 screened wastewater lines. At a minimum, plan to include the following provisions: A. Understanding that roughly hours of sewage storage is available in the existing north post-equalization basin (approximately,000 gallons) for temporary storage of influent wastewater and sewage spills are not acceptable and sewage containment is crucial. B. Contractor must provide a portable pump to drain the 6 screened wastewater line and pump to the north post-equalization basin. Pump should be a minimum of 00 0 TDH and provide a minimum of 00 LF of discharge hose. WWTP IMPROVEMENTS ADDENDUM NO. TOWN OF FRIDAY HARBOR, WASHINGTON

2 C. The Owner will provide pumping necessary to pump the influent wastewater and drained forcemain wastewater (approximately 00 gallons) from the Influent Pump Station to the north Post-Equalization basin. D. The Contractor shall perform this tie-in work no earlier than :00am and no later than 7:00am. SECTION 080 Fences and Gates, Part.0, A: CHANGE Chain link fabric to conform to ASTM A 9, No. 9 gage wire, -inch mesh, Class galvanizing. TO Chain link fabric to conform to ASTM A 9, No. 9 gage wire, -inch mesh, Class galvanizing. SECTION 000 Cast-in-place & Precast Concrete CHANGE Part, C, C TO WSDOT Standard Specifications for Road, Bridge and Municipal Construction, latest edition including section 6-0.()A Qualification of Concrete Suppliers. ADD Part, D, H: Submit qualifications per WSDOT Specification 6-0.()A. DRAWINGS (ATTACHED): REVISED DRAWINGS E., E., E., E., E. WWTP IMPROVEMENTS ADDENDUM NO. TOWN OF FRIDAY HARBOR, WASHINGTON

3 MCC A - IN MCC ROOM REPLACE EXISTING EXHAUST FAN 9 MCC BUCKET WITH NEW 00A CIRCUIT BREAKER FEEDER. PROVIDE NEW COMPLETE BLOWER SYSTEM PER SPECIFICATIONS. BLOWER SHALL BE ALLEN BRADLEY POWERFLEX 0 SERIES. BLOWER SHALL BE PROVIDED WITH HIM LOCATED ON FRONT OF. SECTION SECTION SECTION SECTION SECTION SECTION 6 SECTION 7 CALCULATION POINT FOR UTILITY DEMAND DATA AS PROVIDED BY ORCAS POWER & LIT COOPERATIVE METER #78797 PAD MOUNTED 00KVA C UTILITY TRANSFORMER 80Y/77V, -PHASE UTILITY METER 80V PH, W, 00A, 6KAIC () 00: 00/ 600/ () 00: POWER MONITOR 0/ / 70/ 70/ 00/ 00/ 00/ / 0/ 0/ 0/ 0/ / / / 0/ 0/ 0/ SEE CONTINUATION BELOW 00A P TRANSFER SWITCH GEN 600/ UV PNL-0 9 KVA 7 KVA 08Y/0V 00 KVA 08Y/0V KVA 0/0V PH KVA 0/0V PH 00 KVA 0/0V PH GEN STANDBY GENERATOR 80Y/77V PHASE 0kW/8kVA LPA LPB A MTG RM ANNEX PNL-80 PNL-LPH (EXIST) BELT FILTER PRESS BUILDING TO MCC B IN BLOWER TO MCC C IN WATER UTILITIES PNL-LPF (EXIST) MAINTENANCE BUILDING INF PUMP P-0 INF PUMP P-0 INF PUMP P-0 GRIT PUMP P- / GRIT WSHR WHR-0 W P-60 W P-60 EFF PMP - P- EFF PMP - P- EFF PMP - P- MCC A - IN MCC ROOM SECTION 8 SECTION 9 SECTION 0 MAIN DISTRIBUTION - 80Y/77V - 00A - kaic P-00N SEE CONTINUATION ABOVE 0/ 0/ 0/ 00/ / SPARE PNL-608 0/ 0/ BLO-00 / 70/ 0/ KVA 08Y/0V 0 0/ 0 KVA 0/0V PH 0/ 00/ P-0 GP-C MS / / 0/ P-0 GP-C MS P-0 BL-C P-0 0/ 0/ P-0 P-0 0/ / / P-0 P-0 HW-T kva 80V- 0/0 PHASE P-0N 0/ P-60N SPARE EFF PMP - P- SLUDGE GLRY SUMP PUMP P-608 SLUDGE GLRY SUMP PUMP P-609 / FUME HOOD EXHAUST FAN FAN-9 0 DIGESTER MIXER MIX-6 BIO FILTER BLO-00 INF SCREEN SCN-0 LPC PUMP STATION # FEEDER 60/ 70A TRANSFER SWITCH SITE AREA LITING 7. GP- GRIT PUMP # GP- GRIT PUMP# BL- BLOWER # MS- SCREEN # MS- SCREEN # CL- CLASSIFIER UH- UNIT HEATER # KW UH- UNIT HEATER # KW 0/0V 60A MAIN HW-LP POWER STANDBY POWER FOR BFP ONE LINE DIAGRAM : NONE Call 8 One Fifth Street, Ste 0 Wenatchee, WA 9880 Tel: Fax: /07/08 E. OB NUMBER 9 OF

4 GENERAL NOTES:. CONDUIT ROUTING AND EQUIPMENT LOCATIONS SHOWN ARE SCHEMATIC. CONTRACTOR SHALL PROVIDE ALL CONNECTIONS PER MANUFACTURER AND CODE REQUIREMENTS FOR A COMPLETE AND OPERATIONAL SYSTEM.. EQUIPMENT LOCATIONS AND ARRANGEMENT ARE SCHEMATIC. CONTRACTOR SHALL COORDINATE WITH EQUIPMENT MANUFACTURER FOR DETAILED CONNECTION REQUIREMENTS AND PROVIDE MATERIALS AND INSTALLATION FOR A COMPLETE AND OPERATIONAL SYSTEM.. POWER AND S TO EXISTING EQUIPMENT MUST REMAIN OPERATIONAL UNTIL NEW IS COMPLETE.. HAZARDOUS LOCATIONS - INTERIOR IS CLASS I, DIV. BUILDING IS UNCLASSIFIED PER NFPA 80, TABLE.., ROWS 8 AND 0. ALL INSTRUMENTATION, ELECTRICAL EQUIPMENT AND INSTALLATION SHALL BE IN ACCORDANCE WITH NEC ARTICLE 00. HAZARDOUS LOCATIONS - VALVE AND FLOW METER VAULT IS CLASS I, DIV PER NFPA 80, TABLE., ROW a. ALL INSTRUMENTATION, ELECTRICAL EQUIPMENT AND INSTALLATION SHALL BE IN ACCORDANCE WITH NEC ARTICLE 00. COORDINATE HANDHOLE LOCATION DURING CONSTRUCTION. PROVIDE CONDUIT SPARE TO LIT POLE, STUB UP AND CAP FOR FUTURE USE. SEE LITING POLE DETAIL. FUTURE FLOW SPLITTER, CONTRACTOR SHALL KEEP AREA CLEAR OF ALL HANDHOLES AND ELECTRICAL RACEWAY. # E. VENTILATION 0. CL- CLASSIFIER # S-BL P-0 BLOWER # 7. BL- BLOWER # CHECK VALVE # LIMIT SWITCH CLASS I DIV HAZARDOUS S-GP INFLUENT SAMPLER CL-C () P-0 - CONDUIT E. SCREEN # MS-.0 GP- GRIT PUMP #.0 P-0 S-GP GRIT PUMP # MS- SCREEN # E..0 PLC HW-T HW-LP P-0 () () - CONDUIT, SPARES () - " CONDUIT, SPARES MS-C MS-C S-HH P-0 S-HH P-0 COMM () - CONDUIT, SPARES GP-C GP-C BL-C # FLOW METER DISPLAY P-0 S-FM P-0 S-BL P-0 () - CONDUIT GP- GRIT PUMP # S-GP.0 CHECK VALVE # LIMIT SWITCH GRIT PUMP # P-0 S-GP P-0 () S-GP S-GP S-GP CLASS I DIV HAZARDOUS E. HH-P E. P-00N () - " CONDUIT, SPARES HH-C () () P-0 P-0 S-FM S-BL S-PH S-GP S-GP S-GP S-GP - CONDUIT S-FM COMM () - CONDUIT, SPARES TO (E) FLOW SPLITTER (FUTURE) INFLUENT FLOW METER ELECTRICAL SITE PLAN : = ' CLASS I DIV HAZARDOUS AREA INSIDE FLOW METER VAULT Call 8 Tel: One Fifth Street, Ste 0 Fax: Wenatchee, WA /07/08 E. OB NUMBER 0 OF

5 GENERAL NOTES:. CONDUIT ROUTING AND EQUIPMENT LOCATIONS SHOWN ARE SCHEMATIC. CONTRACTOR SHALL PROVIDE ALL CONNECTIONS PER MANUFACTURER AND CODE REQUIREMENTS FOR A COMPLETE AND OPERATIONAL SYSTEM.. EQUIPMENT LOCATIONS AND ARRANGEMENT ARE SCHEMATIC. CONTRACTOR SHALL COORDINATE WITH EQUIPMENT MANUFACTURER FOR DETAILED CONNECTION REQUIREMENTS AND PROVIDE MATERIALS AND INSTALLATION FOR A COMPLETE AND OPERATIONAL SYSTEM. PROVIDE TWO () COMPLETE SCREEN SYSTEMS MANUFACTURER REQUIREMENTS. PER SPECIFICATIONS AND. POWER AND S TO EXISTING EQUIPMENT MUST REMAIN OPERATIONAL UNTIL NEW IS COMPLETE. PROVIDE NEW COMPLETE CLASSIFIER SYSTEM REQUIREMENTS. PER SPECIFICATIONS AND MANUFACTURER. HAZARDOUS LOCATIONS - INTERIOR IS CLASS I, DIV. BUILDING IS UNCLASSIFIED PER NFPA 80, TABLE.., ROWS 8 AND 0. ALL INSTRUMENTATION, ELECTRICAL EQUIPMENT AND INSTALLATION SHALL BE IN ACCORDANCE WITH NEC ARTICLE 00. PROVIDE NEW GRIT PUMPS, MOTOR STARTERS AND LOCAL S. PROVIDE NEW COMPLETE BLOWER SYSTEM PER SPECIFICATIONS. BLOWER SHALL BE ALLEN BRADLEY POWERFLEX 70 SERIES. BLOWER SHALL BE PROVIDED WITH HIM LOCATED ON FRONT OF. BLOWER NO. LOCAL L L T T L L T T 7. BLOWER NO. BLOWER # -0,, L L T T 0. CL- CLASSIFIER # UH- UNIT HEATER # -,7,9 P-0 BL- 7. BLOWER POWER - WIRING DIAGRAM : NONE P-0 CL-C -,,7 TO P-0 BLOWER # BLOWER DOOR OFF VARIABLE FREQUENCY DRIVE SCREEN # MS-.0 7 E. GP- GRIT PUMP #.0 GRIT PUMP # P-0 HAND AUTO HIM MODULE DIG. INPUT A DIG. INPUT B PLC DIGITAL INPUT HAND MODE UH- UNIT HEATER # -9,, MS- SCREEN # P-0 P-0N.0 P-0 P-0 P-0 HW-T P-0 -,6 HW-LP PLC MS-C MS-C -7,9, -8,0, P-0 P-0 HH-P P-0 P-0 P-0 P-0 BL-C GP-C -,,6 6 E. GP-C -,, GP- GRIT PUMP #.0 GRIT PUMP # P-0 PLC CR BLOWER CALL TO RUN RUN VDC () RUNNING SPEED OUTPUT (-0mA) SPEED INPUT (-0mA) AUTO MODE ANALOG INPUT ANALOG INPUT (PLC - SPEED FEEDBACK) ANALOG OUTPUT ANALOG OUTPUT (PLC - SPEED COMMAND) DIGITAL INPUT COM RUNNING () - " CONDUIT, SPARES P-0 () FAULT P-00N HH-C FAULT TO (E) BLOWER FUNCTIONAL WIRING DIAGRAM : NONE - POWER PLAN : = ' Call 8 Tel: One Fifth Street, Ste 0 Fax: Wenatchee, WA /07/08 E. OB NUMBER OF

6 GENERAL NOTES:. CONDUIT ROUTING AND EQUIPMENT LOCATIONS SHOWN ARE SCHEMATIC. CONTRACTOR SHALL PROVIDE ALL CONNECTIONS PER MANUFACTURER AND CODE REQUIREMENTS FOR A COMPLETE AND OPERATIONAL SYSTEM.. EQUIPMENT LOCATIONS AND ARRANGEMENT ARE SCHEMATIC. CONTRACTOR SHALL COORDINATE WITH EQUIPMENT MANUFACTURER FOR DETAILED CONNECTION REQUIREMENTS AND PROVIDE MATERIALS AND INSTALLATION FOR A COMPLETE AND OPERATIONAL SYSTEM.. POWER AND S TO EXISTING EQUIPMENT MUST REMAIN OPERATIONAL UNTIL NEW IS COMPLETE.. HAZARDOUS LOCATIONS - INTERIOR IS CLASS I, DIV. BUILDING IS UNCLASSIFIED PER NFPA 80, TABLE.., ROWS 8 AND 0. ALL INSTRUMENTATION, ELECTRICAL EQUIPMENT AND INSTALLATION SHALL BE IN ACCORDANCE WITH NEC ARTICLE 00. HAZARDOUS LOCATIONS - VALVE VAULT IS CLASS I, DIV PER NFPA 80, TABLE., ROW a. ALL INSTRUMENTATION, ELECTRICAL EQUIPMENT AND INSTALLATION SHALL BE IN ACCORDANCE WITH NEC ARTICLE 00. PROVIDE GAS MONITOR WITH DUAL SENSORS FOR HYDROGEN SULFIDE AND METHANE GAS DETECTION. COORDINATE INSTALLATION WITH MANUFACTURER TO PROVIDE AIR TIT PENETRATION OF CHANNEL HATCH FOR INFLUENT ULTRA SONIC LEVEL SWITCH. SWITCH SHALL BE EASILY ACCESSIBLE FOR CALIBRATION AND REPLACEMENT WHEN REQUIRED. COORDINATE INSTALLATION WITH MANUFACTURER TO PROVIDE AIR TIT PENETRATION OF CHANNEL HATCH FOR PH AND SALINITY PROBES. PROBES SHALL BE EASILY ACCESSIBLE FOR CALIBRATION AND REPLACEMENT WHEN REQUIRED. EXHAUST FANS AND LOUVERS SHALL OPERATE WHEN THE FOUL AIR SYSTEM FAILS OR THE BUILDING TEMPERATURE REQUIRES COOLING. SEE E.6 FOR WIRING DIAGRAM. # VENTILATION C-RP M.S. # S-GM SOLENOID VALVES GAS MONITOR C-RP C-AS BLOWER # BL- CLASS I DIV HAZARDOUS CLASSIFIER # W SOLENOID C-CS 0. CL- CLASSIFIER # CL-C 7. INFLUENT SAMPLER S-CL S-VC S-SM S-BL S-GP C-AS SCREEN # MS- M.S. # E-STOP C-MS C-MS SCREEN # MS- M.S. # E-STOP C-MS C-MS HW-T HW-LP 7 E..0.0 S-GM S-FM S-MS S-MS S-GP S-GP S-SM PLC HH-P S-PH M.S. # SOLENOID VALVES M.S. # HI FLOAT M.S. # SOLENOID VALVES PH/SALINITY METER MS-C S-HH S-HH M.S. # HI FLOAT MS-C AIR FLOW SWITCH ULTRA SONIC # LEVEL SWITCH ULTRA SONIC # LEVEL SWITCH BL-C C-MS C-MS S-GP S-GP S-BL S-FM FLOW METER DISPLAY 6 E. GP-C GP-C S-FM C-RP # CHECK VALVE # LIMIT SWITCH GP- GRIT PUMP # GP- GRIT PUMP # S-GP.0.0 S-GP S-GP CLASS I DIV HAZARDOUS S-GP S-GP S-GP TO INFLUENT FLOW METER VAULT HH-C S-FM S-GP S-GP S-GP S-GP S-BL S-FM S-GP S-GP S-GP S-GP S-FM - S PLAN : = ' Call 8 Tel: One Fifth Street, Ste 0 Fax: Wenatchee, WA /07/08 E. OB NUMBER OF

7 SINGLE PHASE RACEWAY & CONDUCTORS THREE PHASE RACEWAY & CONDUCTORS FEEDER ID P-0 P- P-0 P- P-0 P- P-0 P-60 P-70 P-80 P-90 P-00 P- P-0 P-7 P-00 P- P-0 P-00 P-0 P-00 P-600 P-800 AMPERAGE 0A A 0A A 0A A 0A 60A 70A 80A 90A 00A A 0A 7A 00A A 0A 00A 0A 00A 600A 800A # OF SETS () () () CONDUIT /" /" /" -/" -/" -/" -/" -/" " " " -/" -/" " " " " EACH () # () # () #0 ()#8 () #8 ()#6 () #6 () # () # () # () # () # () # () #/0 () #/0 () #/0 () #/0 () #0 () #0 ()#00 () #/0 () #/0 () #/0 GROUND # # #0 #0 #0 #0 #0 #0 #8 #8 #8 #8 #6 #6 #6 #6 # # # # # # #/0 FEEDER ID P-0 P- P-0 P- P-0 P- P-0 P-60 P-70 P-80 P-90 P-00 P- P-0 P-7 P-00 P- P-0 P-00 P-0 P-00 P-0 P-00 P-600 AMPERAGE 0A A 0A A 0A A 0A 60A 70A 80A 90A 00A A 0A 7A 00A A 0A 00A 0A 00A 0A 00A 600A # OF SETS () () () CONDUIT /" /" /" -/" -/" -/" -/" -/" -/" " " " -/" -/" " " -/" -/" -/" " NOTES:. FEEDER ID FOLLOWED BY THE SUFFIX "N" INDICATES NEUTRAL CONDUCTOR. PROVIDE ADDITIONAL NEUTRAL CONDUCTOR SIZED TO MATCH PHASE CONDUCTORS.. CONDUCTOR AMPACITY BASED ON NEC TABLE CONDUIT FILL BASED ON NEC ANNEX C, TABLE C. FOR THHN TYPE CONDUCTORS. CONTRACTOR SHALL PROVIDE ADUSTMENTS AS NECESSARY FOR OTHER CONDUCTOR TYPES.. CONTRACTOR MAY COMBINE BRANCH CIRCUITS IN COMMON RACEWAY UP TO SIX CURRENT CARRYING CONDUCTORS. ADUSTMENT FACTORS SHALL BE APPLIED PER NEC TABLE 0.(B)()(a).. MINIMUM CONDUIT SIZE FOR UNDERGROUND RACEWAY IS INCH. EACH () # () # () #0 ()#8 () #8 () #6 () #6 () # () # () # () # () # () # () #/0 () #/0 () #/0 () #/0 () #0 () #0 () #00 () #600 () #/0 () #0 () #0 GROUND # # #0 #0 #0 #0 #0 #0 #8 #8 #8 #8 #6 #6 #6 #6 # # # # # # # # CONDUIT SCHEDULE : NONE ID VOLTAGE CONDUIT WIRE QTY SIZE GND DESCRIPTION C-MS C-MS C-MS C-MS C-MS C-MS C-RP C-RP C-AS C-CS SCREEN # - SPRAY VALVE # SCREEN # - UNIT EMERAGENCY STOP SWITCH SCREEN # - MULTI-POINT ULTRASONIC LEVEL SWITCH & REDUNDANT HI FLOAT SCREEN # - SPRAY VALVE # SCREEN # - UNIT EMERAGENCY STOP SWITCH SCREEN # - MULTI-POINT ULTRASONIC LEVEL SWITCH & REDUNDANT HI FLOAT GAS MONITOR - # SIGNALS GAS MONITOR - # SIGNALS GAS MONTIOR - AIR FLOW SWITCH STATUS CLASSIFIER # - W SOLENOID VALVE COMMAND S-HH S-HH S-BL S-BL S-CL S-VC S-GM S-MS S-MS S-GP S-GP S-GP S-GP S-GP S-GP S-FM S-SM S-FM S-PH COMM " " () FACTORY 8 TSP 8 TSP 8 TSP 8 TSP 8 TSP 8 TSP 8 TSP CAT6 PLC - FIELD DEVICE DIGITAL STATUS PLC - FIELD DEVICE ANALOG STATUS SPARE GRIT BLOWER - RUNNING, FAULT, AUTO SIGNAL, AND START COMM. GRIT BLOWER - BLOWER SPEED FEEDBACK AND COMMAND GRIT BLOWER - HI AIR TEMP CLASSIFIER # - RUNNING, FAULT, START COMMAND CLASSIFIER # - SPEED FEEDBACK VENTILATION - LOSS OF AIR FLOW STATUS GAS MONITOR - HAZARDOUS GAS DETECTION GAS MONITOR - HAZARDOUS GAS READINGS SCREEN # - RUNNING, FAULT, EMER. STOP, REDUND. FLOAT, LEVEL SWITCH SCREEN # - RUNNING, FAULT, EMER. STOP, REDUND. FLOAT, LEVEL SWITCH GRIT PUMP # - RUNNING, FAULT, HAND, AUTO SIGNAL, AND START COMM. GRIT PUMP # - SEAL FAIL, OVER TEMP. GRIT PUMP # - CHECK VALVE STATUS GRIT PUMP # - RUNNING, FUALT, HAND, AUTO SIGNAL, AND START COMM. GRIT PUMP # - SEAL FAIL, OVER TEMP. GRIT PUMP # - CHECK VALVE STATUS INFLUENT FLOW METER - TOTALIZER PULSE INFLUENT FLOW METER - FLOW RATE INFLUENT SAMPLER - SAMPLE START COMMAND SIGNAL INFLUENT SAMPLER - FLOW PACE SIGNAL INFLUENT FLOW METER - FACTORY CABLES REQUIRED FOR MOUNT HEAD UNIT Ph/SALINITY ANALYZER - SIGNALS COMMUNICATION CABLE SIGNAL - CONDUIT SCHEDULE : NONE Tel: One Fifth Street, Ste 0 Fax: Wenatchee, WA /07/08 E. OB NUMBER 6 OF

CITY OF MOSES LAKE MUNICIPAL SERVICES DEPARTMENT EN GINEERING DIVISION

CITY OF MOSES LAKE MUNICIPAL SERVICES DEPARTMENT EN GINEERING DIVISION 321 South Balsam Street P.O. Box 1579 Mt)$es Lake, WA 98837 (509) 764-3183 WINONA LIFT STATION PROJECT- 2016 C.269 Bid Opening:, AUGUST