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APPROVED ENG PLN BLD BLD2021-0930+Demolition_Plan+7.8.2021_12.12.23_PM+2289958E a x rx Z 0 20 40 Scale in Feet NOTES: 1. CONTRACTOR SHALL PREPARE CONSTRUCTION SEQUENCING PLAN FOR REVIEW AND APPROVAL BY THE OWNER AND ENGINEER. 2. CONTRACTOR SHALL PREPARE DEMOLITION PLAN FOR REVIEW AND APPROVAL BY THE OWNER AND ENGINEER. 3. CONTRACTOR SHALL STAGE, SEQUENCE, AND PERFORM DEMOLITION ACTIVITIES TO ALLOW FOR THE UNINTERRUPTED OPERATION, MAINTENANCE, AND ACCESS OF THE WWTP PROCESSES BY WWTP OPERATORS AND STAFF. 4. PIPE REMOVAL SHALL BE TO THE NEAREST FITTING. CONTRACTOR SHALL NOT CUT PIPE WHEN REMOVING PIPING. BLIND FLANGE PIPING DEAD -ENDS. 5. LOCATIONS AND SIZES OF EXISTING PIPING, UTILITIES AND EQUIPMENT ARE APPROXIMATE. CONTRACTOR SHALL FIELD VERIFY PIPING AND EQUIPMENT LOCATIONS AND DIMENSIONS SHOWN PRIOR TO CONSTRUCTION. 6. CONTRACTOR IS RESPONSIBLE FOR DAMAGE TO EXISTING FEATURES, PIPING, UTILITIES, AND EQUIPMENT NOT DESIGNATED FOR DEMOLITION OR REMOVAL. 7. CONTRACTOR SHALL COORDINATE WITH OWNER FOR THE STAGING OF REMOVED PIPING AND EQUIPMENT PRIOR TO OFFSITE DISPOSAL. 8. WHERE PIPING TO BE DEMOLISHED IS SUPPORTED ON WALLS OR HUNG FROM CEILING, REMOVE PIPING SUPPORTS AND CUT ANCHOR BOLTS FLUSH WITH WALL. 9. DEMOLISH PIPE/EQUIPMENT SUPPORTS PER DETAIL 1/D-6. 10. PROTECT FLOOR DRAINS DURING CONSTRUCTION. PREVENT DEBRIS FROM ENTERING DRAINS. SHOULD DEBRIS ENTER DRAINS, CONTRACTOR SHALL REMOVE ANY OBSTRUCTIONS IN THE DRAINS AND FLUSH ALL DRAINS WITH NON -POTABLE WATER. 11. WHERE POWERED EQUIPMENT IS REMOVED, REMOVE EQUIPMENT CONTROL PANEL, REMOVE ELECTRICAL WIRING BACK TO SOURCE, AND REMOVE CONDUIT IN ITS ENTIRETY. REMOVE UTILITY, CONNECTIONS, IF ANY, TO NEAREST SHUT-OFF, FIELD LOCATE EXTENTS. 12. OWNER WILL TAG EQUIPMENT FOR SALVAGE BY THE CONTRACTOR. CONTRACTOR SHALL COORDINATE SALVAGE EQUIPMENT STORAGE LOCATION WITH OWNER. 13. CONTRACTOR SHALL PREPARE DETAILED PLAN FOR STAGING AND ACCESS INCLUDING DEMOLITION AND GRADING REQUIREMENTS FOR INDICATED AREA. STAGING AND ACCESS PLAN SHALL BE REVIEWED AND APPROVED BY OWNER AND ENGINEER PRIOR TO DEMOLITION AND CONSTRUCTION. 14. ALL UNUSED WALL AND FLOOR PENETRATIONS BETWEEN CLASS II DIVISION 2 AND NON -CLASSIFIED AREAS (AS DEFINED ON GENERAL DRAWINGS) SHALL BE FILLED WITH NON -SHRINK GROUT, OR APPROVED EQUAL. DEMOLISH PIPE/ WALL PENETRATIONS PER DETAIL 3/D-6. DEMOLISH PIPE/ FLOOR PENETRATIONS PER DETAIL 4/D-6. 15. DEMOLISH EXISTING CONCRETE PADS AND/ OR CURBS PER DETAIL 2/D-6. CONSTRUCTION NOTES: OUNDERGROUND FUEL STORAGE TANK SLAB. PROTECT DURING DEMOLITION AND CONSTRUCTION ACTIVITIES. OPERATION OF FUEL STORAGE TANKAND FUEL SUPPLY TO WWTP EMERGENCY BACKUP GENERATOR SHALL BE UNINTERRUPTED DURING DEMOLITION AND CONSTRUCTION. WHILE INCINERATOR IS IN OPERATION, FUEL STORAGE TANK AND FUEL SUPPLY TO INCINERATOR SHALL BE UNINTERRUPTED DURING DEMOLITION AND CONSTRUCTION. OREMOVE EXISTING SLUDGE TRANSFER PUMP AND ASSOCIATED PIPING AND ELECTRICAL AND CONTROLS. REMOVE EXISTING WOOD STRUCTURE ENCLOSING THE SLUDGE TRANSFER PUMP AND ASSOCIATED ELECTRICAL. RELOCATE CAUSTIC CHEMICAL PUMP AND ASSOCIATED ELECTRICAL AND PIPING PRIOR TO DEMOLITION. OSAWCUT EXISTING SIDEWALK. OREMOVE EXISTING CONCRETE SIDEWALK IN ITS ENTIRETY. OREMOVE EXISTING CONCRETE WALL AND FOOTING IN ITS ENTIRETY. OPROTECT EXISTING 24" INFLUENT PIPES (TYP OF 2) DURING DEMOLITION AND CONSTRUCTION. INFLUENT PIPES SHALL REMAIN IN UNINTERRUPTED OPERATION DURING DEMOLITION AND CONSTRUCTION ACTIVITIES. OWHEN EXCAVATING NEAR INFLUENT PIPES, DO NOT DISTURB PIPE BEDDING AND/OR PROVIDE TEMPORARY PIPE SUPPORTS TO PREVENT PIPE MOVEMENT Al DEFLECTION TO LESS THAN 1 INCH OVER ENTIRE LENGTH OF PIPE. TEMPORARY PIPE SUPPORTS MAY NOT BE SACRIFICIAL AND MUST BE REMOVED UPON CONSTRUCTION COMPLETION. OPROTECT 24" FA DUCT. n a / PROTECT EXISTING SCUM PIT LID AND ACCESS HATCH. I I AC """ SPIKE APPURTENANCES, DUCT FITTINGS, AND DUCT _ :: � 102 PROTECT EXISTING BURIED FA DUCT, DUCT sP APPURTENAN S D GS A I SUPPORTS. 3 12 PROTECT EXISTING 4" SCREENINGS PIPE IN PLACE. Scope No. 10 Removed I 13 ABANDON EXISTING 2" CS LINE IN PLACE WHERE IT DTa from Demo Permit. Scope DOES NOT CONFLICT WITH NEW CONSTRUCTION. PRIMARY PRIMARY Will be performed aS WHERE IT CONFLICTS WITH NEW CONSTRUCTION, CLARIFIER CLARIFIER ;? I HEADWORKS REMOVE 2" CS LINE. PRIMARY CLARIFIER NO. 2 3 j NO. 1 I 5 BUILDING identified in Building •Y D�TT Permit. 1a REMOVE EXISTING MANWAY ACCESS RISER TO NO. 3 9 8 HANDRAIL I :t-(jj BURIED TEE. INSTALL GASKETED BLIND FLANGE AT HAIHDRAI 15 3 ,, i' 3 BURIED TEE ONCE RISER IS REMOVED. FLOW SPLITTER BOX I No CITY WATER To 13 SEE DWG D-5 FOR THIS BUILDING FROM ''� W HEADWORKS BUILDING 15 REMOVE SECTION OF EXISTING FA DUCT TO INSTALL 'R CONTROL SY` THE SOU DEMOLITION PLAN AND NEW TEE PER MECHANICAL. Scope No. 10 Removed �, 4 NO CITY WATER TO RAW SLUDGE:::::: 1U., .:..,: THIS BUILDING FROM DT1 SECTIONS from Demo Permit. Scope I PUMPING STATION icRIBED x \1 ice_ THE SOUTH I 16 EXISTING 10'-10" DIAMETER HEAT TRACED AND will be performed as S2 INSULATED CAUSTIC CHEMICAL STORAGE TANK ON p I SEE DWG D-2 BE( LOW) ,. :. I CASTIN PLACE SLAB (1T x 1T), TOS ELEVATION 17.33. ,tIM 23.56' f':� FF-1735 identified in Building ? _ I_ '' ' .;', "J a N 3 PROTECT TANK AND SLAB DURING DEMOLITION. — � � —;; COORDINATE RELOCATION OF PIPING AND Permit. — — — _ — — I ELECTRICAL PER CONSTRUCTION NOTE 2. I `FF=21.3s 14 I — Fn 17 SAWCUT AND REMOVE SECTION OF EXISTING I FF=21.30/ P 2 3 Lu I CAST -IN -PLACE WALL PER DWGS I AND M-3. 17 0 y� Q UNDERGROUND FUEL STORAGE TANK 0 I I FILLER CAPS (TYP) 6 7 Z 16 3 N SOLIDS 101 11 �r S s a. PROCESS PK �. CB 1189 BUILDING 1 w ' W 12 AC RIM 15.05 ,�,• I.E. 13.2E 6STEEL PIPE FF=19.80, w DRAIN ''3 t' : ELBOW SE S PIPE DOWN, G i y NO NSIBLE EXIT FOR WATER �...�...... 1D0 I a...• :.. r., i IKE is 105 09 SPIKE I . ..< Pw AC + + sO SC—SCSOI Call 48 Hours SO EX ENTRANCE Before You Dig SEE DWG'S D-2, D-3ANDCa— I D-4 FOR SOLIDS 5555 PROCESS BUILDING OPERATIONS +5 1-80 0107 DEMOLITION PLANS BUILDING PROPERTY UNDERGGROUNDROUND SERVICE SPIKE LINE q �BERP 'f. 90 TER�'O1C0 ` •f' Scale: Drewin D-1 h �, BHC Consultants, LLC Designed: G. Mockos, P.E. EDMONDS WWTP CARBON RECOVERY s Sea Fifth Avenue, Suite 500 1= 20 -° AMERESCO(4 Seattle, Washington 98101 Sheet: 1$ of 114 206.505.3400 Drawn: S.Olsoe One Inch at Full Seale SITE DEMOLITION I.,^ -..I File: P20-10570 D-1 206. bihw06(fax) PLAN - ISSUEDFORPERMIT 04-2021 GRM RAD CONSULTANTS IfNot One InchleAecading Green Clean Sustainable www.bhcconsultants.com Checked: R. Dorn, P.E. Scale Accordingly Date: Aril 2021 No. Revision Date By App'd P COPYRIGHT 02021 BHC CONSULTANTS, LLC. ALL RIGHTS RESERVED NOTES: CONSTRUCTION NOTES: O REMOVE SCREENINGS IN ITS ENTIRETY. HCO OTO OCOLUMNSNCRETE CONCRETE O LIUUMNS 13REMOVE EXISTING DISPOSE 1 REMOVE ASH THICKENER, THICKENED ASH PUMPS, AND PIPING IN 1. SEE DRAWING D-1 NOTES. O REMOVE DISCHARGE CHUTE NECTIONER CONVEYOR AND TOVE COR O BE FLUSH WITH INCINERATOR ROOM FLOOR. OF HYDRAULICFLU FLUIDS IN ACCORDANCE WITH APPLICABLE THEIR ENTIRETY. REMOVE UTILITY CONNECTIONS TO NEAREST REMOVE EXISTING COVER INSTALL. 316 SSTL BOLTED COVER TO REQUIREMENTS. DEWATERED SLUDGE PUMP NOT SHOWN FOR SHUT-OFF, FIELD LOCATE DEMOLITION EXTENTS WITH OWNER. MATCH EXISTING CONVEYOR COVERS. 10 PROTECT SUMP PUMPS DURING DEMOLITION. SUMP PUMPS SHALL CLARITY BELOW HOPPER. REMOO EQUIPMENT CONCRETE PAD TO BE FLUSH ITH AND O STTO EXISTING 4" SCREENINGS PIPING OOVE SCREENINGS REMAIN FULLY OPERATIONAL DURING CONSTRUCTION AND DEMOLITION. 14 REMOVE HOPPER MIXER WITH MOTOR, AND HOPPER EQUIPMENT. GRIND SMOOTH. REPAIR DAMAGED SLAB OE MATCHSLAB ADJACENT SLAB. WASHER COMPACTOR. ACTOR. R MEMVE TRHE EIX SIT NG WYEEAND CONNECT NEW PIPING PER MECHANICAL DRAWINGS. REMOVE 15 REMOVE EXISTING OUT OF SERVICE HYDRAULIC POWER UNIT (HPU). EXISTING 4" SCREENINGS PIPE. REMOVE PIPE FITTINGS AND PIPE 11 RELOCATE EXISTING SUMP PUMP PIPING (SD) AS NECESSARY TO LOCAL DTOSOURCENNECT ND O OICAL SUPPORTS IN THEIR ENTIRETY. AVOID CONFLICT RAL COLUMNS. SUPPORT P NG 16 REMOVE EYE WASH IN INCINERATOR ROOM. REMOVE CONTREMOVE ROLS�REMOVE ELECTRUIPMENT WERING BACKL, Z AA D FROM CONCRE E DITH ECK ABOVEUSD P P NG SHALL REMAIN NI SIERVICE ASSOCIATED PIPING. NOTIANL STATIOS NS REMOVE CONDUIT IN ITS ENTIRETY. O HPA PIPING SHALL BE PROTECTED DURING DEMOLITION. FIELD VERIFY EXTENTS OF PIPING TO BE PROTECTED WITH OWNER. DURING CONSTRUCTION AND DEMOLITION. SEE NEW SD PIPING PER MECHANICAL. 0 INCINERATOR ROOM,REM OREQUIPMENT, VEALL PI ING, SUPPOR IN REMOVEER 2 3 30 FIC-631 O REMOVE SAND LOADING SYSTEM (SLS-601), HOPPER, AND 12 REMOVE EXISTING 4" DS PIPE IN INCINERATOR ROOM TO ACCESS PLATFORMS AS REQUIRED TO DEMOLITION INCINERATOR ASS CIATED EQUIPMENT AND SUPPORTS IN ITS ENTIRETY. PENETRATION AND PROTECT EX PIPE EAST OF PENETRATION IN EQUIPMENT. REMOVE INCINERATOR SUBSYSTEMS AND ANCILLARY 8O DEMOLISH ASH PUMPS AND ASSOCIATED PIPING IN THEIR ENTIRETY. PLACE. RELOCATE EXISTING PIPING TO THE WEST TO AVOID CONFLICT WITH STRUCTURAL COLUMNS. REPLACE VICTAULIC EQUIPMENT. NOT ALL INCINERATOR EQUIPMENT IS SHOWN FOR CLARITY, CONTRACTOR SHALL COORDINATE DEMOLITION WITH REMOVE FLEXIBLE PIPING FROM PUMPS TO ASH THICKENER. REMOVE FITTINGS WITH ENDSEAL COUPLINGS STYLE HD-70ES. OWNER AND SHALL FIELD LOCATE EXISTING EQUIPMENT PRIOR TO I 77� PIPING SUPPORTS IN THEIR ENTIRETY. DEMOLITION. 18 REMOVE 10" FRP DUCT. B-601 B-602 19 REMOVE ODOR CONTROL SYSTEM RECIRCULATION PUMPS (NOT _ O ADD ALTERNATE ITEM #5 y: SHOWN) AND ASSOCIATED PIPING IN THEIR ENTIRETY. INE (INFORMATION AIR 20 REMOVE EXISTING ODOR CONTROL SYSTEM IN ITS ENTIRETY, SHOWNWITHIN THIS AREA IS AT SHOWN v C PRE OR INCLUDING PIPING, CHEMICAL PIPING, AND INSTRUMENTATION. SHOP FLOOR ELEVATION, ABOVE) • ROO 21 REMOVE EXISTING CONCRETE CURB. PROTECT PIPE, = 22 REMOVE EXISTING NPW AND HOT WATER PIPING FOR WASHER SEE PL DRAWINGS COMPACTOR IN ITS ENTIRETY. REMOVE PIPE SUPPORTS AND CUT ANCHORS FLUSH WITH WALL. ADD ALTERNATE ITEM #13 _ _ _ _ _ _ _ SAWCUT SLAB AT BLEND TANK 23 ISOLATE NPW LINE AT EXISTING BALL VALVE, FIELD LOCATE. REMOVE FACE OF WALL WAS O j j ALL NPW PIPING FROM THIS BALL VALVE TO WASHER COMPACTOR. 2 3 19 _ STORAGE O O O '' 24 INSTALL 10" BLIND FLANGE ON EXISTING WASHER COMPACTOR DRAIN g 35 LINE AT FLOOR ELEVATION. '• •I:.. I _ _------ '• 25 CAP 3" LPA DROP WITH BLIND FLANGE AT STAIR LANDING. REMOVE EX G-607 VACUUM FILTER RECEIVER, PUMP, DOWNSTREAM LPA PIPING IN INCINERATOR ROOM. FILTRATE PUMP, BLOWER, AND SILENCER ON COMMON4" EQUIPMENT 26 CUT EXISTING FA DUCT 6" FROM FACE OF WALL AND INSTALL A BSE SIZE AS REQUIRED FLANGE. INSTALL GASKETED BLIND FLANGE TO PROVIDE AIRTIGHT ASH SLURRY 25 EX WAT-609 4(9) CONNECTION. 34 ••ti' PUMPS oe 36 EX RST-607 27 CONTRACTOR SHALL STAGE LOADOUT OF DEMOLISHED EQUIPMENT UP TO AVOID INTERFERENCE WITH FERRY LANE TRAFFIC AND WITHING 9 O O AGREED UPON WORK HOURS. COLUMN EX WAT-610 28 CONTRACTOR SHALL STAGE AND PHASE THE DEMOLITION OF THE EM RGENCy O C� O INCINERATOR, INCINERATOR SUBSYSTEMS AND ANCILLARY E WASH EX G-606 EQUIPMENT AND ASSOCIATED ACCESS PLATFORMS IN A WAY AS TO SH ADD ALTERNATE ITEM #5 NOT CREATE AN UNSAFE WORK ENVIRONMENT WITHIN THE 16 2 3 8 2 3 29 EX RST-606 INCINERATOR ROOM. PIECEMEAL REMOVAL OF ACCESS PLATFORMS AND EQUIPMENT MAY REDUCE THE STRUCTURAL INTEGRITY OF 4" CONIC ASP 622 I EXISTING EQUIPMENT AND/OR PLATFORMS. CONTRACTOR SHALL g BASE, TYP �� r� PREPARE AN INCINERATOR ROOM DEMOLITION PLAN STAMPED BY A 26 21 2 3 7 \/ STRUCTURAL ENGINEER REGISTERED IN THE STATE OF WASHINGTON. PREHEAT 3 Y THE INCINERATOR DEMOLITION PLAN SHALL INCLUDE A SEQUENCE OF BURNER C C DEMOLITION AND SCHEMATIC DRAWINGS ILLUSTRATING HOW THE BLOWER BA TYP DEWATERING ° EQUIPMENT AND ACCESS PLATFORMS WILL BE REMOVED SAFELY. 37 B-604 2 ROOM 1 29 BENEATH EXISTING STAIRS, REMOVE FUEL OIL SUPPLY SYSTEM IN ITS EX WS-601 ODOR 23 8 ENTIRETY UPON COMPLETION OF THE DEMOLITION OF THE CONTROL SYSTEM 2 20 I I INCINERATOR. EX 42" FA, INCINERATO 6 I I 30 REMOVE EXISTING ODOR CONTROL FANS IN THEIR ENTIRETY. BURIED ROOM 17 27 28 ®3 I EX 4" DS 12 31 RE-ROUTE SCREW PRESS CONTROL PANEL, PURGE AIR LINE AND 12" HIGH SAND CONNECT TO EXISTING HPA FEED IN DEWATERING ROOM. FIELD EQUIP SAS LOADING 8-603 I I IIII II I I o I VERIFY AND ROUTE. HOPPER I IIII IIII • I I IIII IIII \ IIII IIII/ I a IIII I I I \ II ASH I THICKENER o I I 0REMOVE EXISTING INCINERATOR FOUL AIR DUCTING AND \ IIII �11 IEXSP-602 II ASSOCIATED APPURTENANCES IN ITS ENTIRETY. NOT ALL DUCTING IS FLUIDIZING IIII IIII II I SHOWN, FIELD VERIFY EXTENTS OF DEMOLITION. WHERE DUCT PENETRATES WALL, INFILL PER STRUCTURAL. AIR BLOWER /IIII I 2 3 2 3 1 EX SP-603® a I 33 TEEANDDUCINSTALL 24" SPOOL TO IIII I I I• IIII \/ EXISTING 31 IIII\I/ IIII 1g II I/ \ IIII IIII I IIII / \ 2 3 4 24 I I 34 SAWCUT LANDING AT FACE OF EX DOOR. C DEWATERED SLUDGE II IIII PUMP POWER PACK IIII \IIII I IIII a I I 0LADDTYPE REMOVE CONCRETESTAIRS. EAND ER VR 601 (SIMILAR) IIII IIII I _ I SAWCUT FLUSH WALL. REMOVE EXISTING IIII MI _ - DOOR AND DOOR HARDWARE AND SIGNAGE. DEWATERING INFILL PER STRUCTURAL. SLUDGE BELOW I Call 48 Hours DSP-613 (BELOW) - - - I I 36 REMOVE EX 690BEND. " ° Before You Dig Lp EX FA -G 37 SAW UT OPENINGS FOR ECOR EDY DUCT I PENETRATIONS. 1-800-424-5555 EX FAF-651 I UNDERGROUND SERVICE X CVR-602 5 .. ADD ALTERNATE ITEM #13 �F oe Y tyrOC 22 EX 4" SD 11 W04 EX4"SD a 2 3 13 14 16 ix\ y EX 4" DS 12 INCINERATION 10 1 42" FA, TONAL AREA SUMP BURIED DEWATERED _v BHConsultants, LLC , 1601 Fifth Avenue, Suite 500 Seattle, Washington 98101 bhr.206.505.3400 206.505.3406 (fax) CONSULTANTS vdww.bhcconsultants.com Designed: G.Mockos,P.E. Scale: 3116" = 1'-0" MERE4 Green - Clean - Sustainable EDMONDS WWTP CARBON RECOVERY SOLIDS PROCESSING BUILDING DEMOLITION PLAN DEWATERING FLOOR D—in D-2C s Drawn: S. Olsoe Sheet: 19 of 114 One Inch at Full Scale I'^"'i If Not One —rdinh Scale Accordingly File: P20-10570_D-2 ISSUED FOR PERMIT 04-2021 GRIM RAD Checked: R. Dorn, P.E. Date: April 2021 P No. Revision Date By App'd COPYRIGHT 02021 BHC CONSULTANTS, LLC. ALL RIGHTS RESERVED NOTES: 1. SEE DRAWING D-1 NOTES. Scope No. 2 Removed = from Demo Permit. Scope will be performed as identified in Building Permit. ADD ALTERNATE #2 SAWCUT TO MATCH EDGE OF REMOVED PLATFORM SLAB N6CHANICAL CONSTRUCTION NOTES: OWITHIN INCINERATOR ROOM, REMOVE ALL INCINERATOR EQUIPMENT, PIPING, SUPPORTS IN THEIR ENTIRETY. REMOVE INCINERATOR ACCESS PLATFORMS AS REQUIRED TO DEMOLITION INCINERATOR EQUIPMENT. REMOVE INCINERATOR SUBSYSTEMS AND ANCILLARY EQUIPMENT. NOT ALL INCINERATOR EQUIPMENT IS SHOWN FOR CLARITY, CONTRACTOR SHALL COORDINATE DEMOLITION WITH OWNER AND SHALL FIELD LOCATE EXISTING EQUIPMENT PRIOR TO DEMOLITION. O3 REMOVE CONCRETE COLUMNS AND PLATFORM. COLUMNS SHALL BE SAWCUT FLUSH WITH FLOOR OF INCINERATOR ROOM. MCC/PLC IED x D DECKK,, ABOVE 11 T PLC / GYM EX OVERHEAD CRANE MONORAIL OREMOVE EXISTING ODOR CONTROL TOWER, FRP DUCTING, AND ASSOCIATED PVC PIPING IN ITS ENTIRETY. ODOR CONTROL SYSTEM AS SHOWN ON MECHANICAL DRAWINGS SHALL BE FULLY OPERATIONAL AND IN COMPLIANCE WITH AIR DISCHARGE PERMIT PRIOR TO DEMOLITION OF THE EXISTING ODOR CONTROL SYSTEM. / OREMOVE ODOR CONTROL SYSTEM NPW RECIRCULATION PUMPS AND PIPING. O6 REMOVE EQUIPMENT CONCRETE PAD TO BE FLUSH WITH SLAB AND GRIND SURFACE SMOOTH. REPAIR DAMAGED SLAB TO MATCH ADJACENT SLAB. CHEMICAL FEED -------------------------------------- SHOP SAWCUT SLAB AT FACE OF WALL, TYP 1 4' x 10' DECK, ABOVE 11 I IL - — — — — — — — — — — — — CHEMICAL STORAGE POLYMER FEED ^11r III CIF ----------- I I I I II I I 14 15 II u i ASH DEWATERING I I 10 17 I I II II II II ---------ll----_ II II II i 22 II ' ST�"GE II II II OREMOVE EQUIPMENT CONTROL PANEL, REMOVE ELECTRICAL WIRING BACK TO SOURCE, AND REMOVE CONDUIT IN ITS ENTIRETY. OREMOVE CHEMICAL PIPING AND APPURTENANCES IN ITS ENTIRETY. REMOVE CHEMICAL PIPING (CAUSTIC AND HYPOCHORITE) PIPING BACK TO SOURCE. OREMOVE 42" DUCT TO EXISTING FLANGE AT WALL INTERFACE. INSTALL 42" FRP BLIND FLANGE WITH GASKET. INSTALL 2" DRAIN WITH MANUAL PVC BALL VALVE AT BOTTOM OF DUCT, INSTALL DRAIN PIPE AND ROUTE TO EXISTING SUMP. 10 REMOVE ASH SCREW CONVEYOR ELECTRICAL IN ITS ENTIRETY. REMOVE WIRING BACK TO SOURCE, REMOVE DISCONNECTS AND CONDUIT IN ITS ENTIRETY. 11 REMOVE CONCRETE DECK IN ITS ENTIRETY. SAWCUTAND GRIND FLUSH WITH WALL. 12 REMOVE ACCESS LADDER IN ITS ENTIRETY, CUT ANCHOR BOLTS I FLUSH WITH WALL. I 1 13 REMOVE DOOR AND EXISTING DOOR HARDWARE AND SIGNAGE. I 14 REMOVE FUEL OIL SUPPLY PIPING TO INCINERATOR FROM EXISTING DAY TANK LOCATED ON SHOP FLOOR ADJACENT TO POLYMER MAKE-UP SYSTEM, FIELD LOCATE. I 15 PROTECT IN PLACE FUEL OIL SUPPLY TO BUILDING 300 BACK-UP GENERATOR. RELOCATE AS NEEDED, NOTIFY AND COORDINATE WITH OWNER AS REQUIRED. 16 REMOVE CLAY FEEDER EQUIPMENT IN ITS ENTIRETY. REMOVE EQUIPMENT CONTROL PANEL, REMOVE WIRING BACK TO SOURCE, AND REMOVE CONDUIT IN ITS ENTIRETY. 17 REPLACE ELECTRICAL MOTORS AND EQUIPMENT IN ROOM PER ELECTRICAL DRAWINGS. 18 REMOVE OVERHEAD CRANE MONORAIL AND ASSOCIATED ROOF SUPPORTS WITHIN THE INCINERATOR ROOM. CUT MONORAIL AT NEAREST SUPPORT LOCATION TO THE IMMEDIATE EAST OF THE INCINERATOR ROOM ACCESS DOOR SHOWN. 19 REMOVE EXISTING CAST -IN -PLACE CONCRETE LANDING IN ITS ENTIRETY. 20 SAWCUT ACCESS IN EXISTING CONCRETE WALL, SEE MECHANICAL PER LOCATION AND DIMENSIONS. ,' �.r 21 SAWCUT NEW PERSONNEL DOOR OPENING, SEE ARCHITECTURAL. 22 REMOVE EXISTING ROLL -UP DOOR, DOOR MECHANISM, AND DOOR FRAME IN ITS ENTIRETY. REMOVE ELECTRICAL IN ITS ENTIRETY, I REMOVE ELECTRICAL WIRING BACK TO SOURCE, REMOVE I CONDUIT IN ITS ENTIRETY. I 23 SAWCUT OPENINGS FOR ECOREMEDY DUCT PENETRATIONS. / I LOCATE PER DWG M-14. ADD ALTERNATE #2 Call 48 Hours Before You Dig 1-800-424-5555 UNDERGROUND SERVICE I Zl 16 gOBE$ I I 20 4 oe w"gr�r'tr SAWCUT SLAB AT FACE OF WALL �OyPwo 4' x 9' DECK, ABOVE 19 11 PO a TE4w 2ww 1 BHC Consultants, LLC Designed: G. Mockos, P.E. Scale: EDMONDS WWTP CARBON RECOVERY Drawing: D-$ bh(.w, f eat Fifth Avenue, Suite 500 3/16„ = 1,-0„ Seattle, Washington 96101Sheet: 20 of 114 Drawn: S.Olsoe AMERESIC04SOLIDS PROCESSING BUILDING zos.5os.3aoo onelnchatPUll3cale DEMOLITION PLAN File: P20-10570_D-3 S One No. Revision Date By App'd ISSUED FOR PERMIT 04-2021 GRM RAD 206.505.3406 (fax) If Noll" Inch CONULTANTS www.bhwonsultants.w. Checked: R. Dorn, P.E. Scale Accordingly Green . Clean . Sustainable SHOP FLOOR Date: April 2021 COPYRIGHT® 2021 BHC CONSULTANTS, LLC. ALL RIGHTS RESERVED NORTH HEADWORKS BUILDING DEMOLITION PLAN SCALE: 1/4"=V-0" D-1 ADD ALTERNATE #9 — -m— --rn— � III � III � I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I ADD ALTERNATE #1 NOTES: 1. SEE DRAWING D-1 NOTES. 2. THE REMOVAL AND DISPOSAL OF SCREENINGS FROM WASTEWATER SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR DURING DEMOLITION AND CONSTRUCTION. THE CONTRACTOR SHALL PREPARE A SEQUENCING PLAN AND SCHEDULE TO BE APPROVED BY OWNER AND ENGINEER PRIOR TO COMMENCING WORK. SCREENINGS REMOVAL AND DISPOSAL SHALL REMAIN INTERRUPTED DURING CONSTRUCTION AND DEMOLITION. V REMOVE SCREENINGS CONVEYOR, CONVEYOR SUPPORTS, CONVEYOR ENCLOSURE IN ITS ENTIRETY OREMOVE EQUIPMENT CONCRETE PAD TO BE FLUSH WITH SLAB AND GRIND SURFACE SMOOTH. REPAIR DAMAGED SLAB TO MATCH ADJACENT SLAB PER DETAIL 2/D-7. OREMOVE EQUIPMENT CONTROL PANEL, LOCAL DISCONNECTS AND CONTROLS, REMOVE ELECTRICAL WIRING BACK TO SOURCE, AND REMOVE CONDUIT IN t ITS ENTIRETY. V PROTECT EXISTING SCREENS DURING DEMOLITION. SCREEN OPERATION SHALL REMAIN UNINTERRUPTED DURING CONSTRUCTION AND DEMOLITION. PROTECT EXISTING GRINDER DURING CONSTRUCTION 5N ND DEMOLITION. OREMOVE VERTIBULE WALLS, DOOR, AND ROOF, SAWCUT WALLS AND ROOF AT INTERFACE TO REMAINING EXTERIOR WALLS. GRIND SLAB AND REPAIR AS NECESSARY. OSAWCUT NEW ROLL -UP DOOR OPENING PER \ ARCHITECTURAL. V PROVIDE TEMPORARY SCREEN SUPPORT AS NEEDED BY SCREEN MANUFACTURER DURING DEMOLITION AND CONSTRUCTION. OSAWCUT NEW OPENING FOR PERSONNEL DOOR PER ARCHITECTURAL. Call 48 Hours Before You Dig 1-800-424-5555 UNDERGROUND SERVICE g0BERl Teo ay � m a ao e� TER Gt \ 'OVAL ^ q0\ i' �, IFF CON 5 ANTS T S U LT BHC Consultants, LLC Seattle, Washington 98101 Seat Fifth Avenue,Suite9 101 206.505.3400 206 505 3406 fax www.bhcconsultants.com Designed: G. Mockos, P.E. Scale: 1/4"=1' AMERESCO(4 � � Green Clean Sustainable EDMONDS WWTP CARBON RECOVERY HEADWORKS BUILDING DEMOLITION PLAN Drawing: D-4 Sheet: 21 of 114 Drawn: S. Olsoe One Inch at Full Scale ^� o One Inch SwNe Accordingly File: P20-10570 D4 ISSUED FOR PERMIT 04-2021 GRM RAD Checked: R. Dorn, P.E. Date: April 2021 No. Revision Date By App'd COPYRIGHT ©2021 BHC CONSULTANTS, LLC. ALL RIGHTS RESERVED d o E E o E 0 E 13 at I LL o oI 8 E -2 0 of o o 7 0 o E �6 7 E E- 1. 6 ff WALL AND V DEMOLITION ADD ALTERNATE ITEM #1 SCREEN ROOM ADD AL #9 HEADWORKS MCC CONTROL ROOM III NJ IF4" NPW 24" RAW SEWAGE m E L 4" SC j, 41 v RS-1 RS-103 RS-104 RS-101 -------------- \ O O O O m-A'AA,S RAW SLUDGE PUMP GALLERY SCREEN ROOM SECTION SCALE: V = 1'-0" D-4 ADD ALTERNATE ITEM #9 ADD ALTERNATE ITEM #9 NOTES. CONSTRUCTION NOTES: r 1 2 3 1 1. SEE DRAWING D-1 NOTES. 0 REMOVE SCREENING CONVEYOR, CONVEYOR T'9' j SUPPORTS, CONVEYOR ENCLOSURE IN ITS ENTIRETY. -.ems 41O 2. THE REMOVAL AND DISPOSAL OF SCREENINGS FROM WASTEWATER SHALL BE THE REMOVE EQUIPMENT CONCRETE PAD TO BE FLUSH RESPONSIBILITY OF THE CONTRACTOR DURING WITH SLAB AND GRIND SURFACE SMOOTH. REPAIR DEMOLITION AND CONSTRUCTION. THE DAMAGED SLAB TO MATCH ADJACENT SLAB PER CONTRACTOR SHALL PREPARE A SEQUENCING DETAIL 2/D-7. PLAN AND SCHEDULE TO BE APPROVED BY S p OWNER AND ENGINEER PRIOR TO COMMENCING REMOVE EQUIPMENT CONTROL PANEL, LOCAL WORK. SCREENINGS REMOVAL AND DISPOSAL DISCONNECTS AND CONTROLS, REMOVE ELECTRICAL HL A 5r/ f SHALL REMAIN INTERRUPTED DURING WIRING BACK TO SOURCE, AND REMOVE CONDUIT IN ITS ENTIRETY. CONSTRUCTION AND DEMOLITION. i3t err} I PROTECT EXISTING SCREENS DURING DEMOLITION. SCREEN OPERATION SHALL REMAIN UNINTERRUPTED RAW SLUDGE DURING CONSTRUCTION AND DEMOLITION. PUMP GALLERY CaL At--T REMOVE P-105 AND P-106 SCREENINGS PUMPS IN Call 48 Hours CLA*1�1�16r-- . 61 THEIR ENTIRETY. PROTECT AND REUSE EXISTING Before You Dig EQUIPMENT PADS. REMOVE SUCTION AND DISCHARGE <:3=- PIPING BETWEEN PUMPS AND ISOLATION VALVES. -800-424-5555 UNDERGROUND SERVICE PROVIDE TEMPORARY SCREEN SUPPORT AS NEEDED BY SCREEN MANUFACTURER DURING DEMOLITION AND Li CONSTRUCTION. BE SECTION SCALE: 3/16" V-0" D-4 O�NAL BHC Consultants, LLC Designed: G. Mockos, P.E. Scale: EDMONDS WWTP CARBON RECOVERY Drawing: D-5 — Fifth AVenue, Suite 500 As ShownSeattle, Washington 98101 Drawn: S.Olsoe HEADWORKS BUILDINGSheet: 22 of 114 206.505.3400One Inch at FullS-le��, A MERESCO4 -10570 D-5 File: P20 S 206.50 .3406 (fax) If No One Inch n DEMOLITION SECTIONS ISSUED FOR PERMIT 04-2021 GRM RAD C 0 N' ANT ­b5hwonsultants.cont S t reen - Clean - Sustainable No. Revision Date By A7p7d— Checked: R. Dorn, P.E. Style Accordingly G . Date: April 2021 COPYRIGHT © 2021 BHC CONSULTANTS, LIDC. ALL RIGHTS RESERVED o E a x SIKATOP 122 PLUS OR APPROVED EQUAL EPDXY MODIFIED GROUT TOP OF SLAB — s^ ed MAX EQUIPMENT/ PIPE SUPPORT DEMO CONC SLAB AS REQ'D TO REMOVE REINF TO 1" BELOW TOP OF SLAB NOTES: 1. REMOVE EXISTING CONCRETE PAD TO A MINIMUM OF 1" BELOW THE ADJACENT CONCRETE SURFACE. PREPARE CONCRETE SUBSTRATE TO OBTAIN A SURFACE PROFILE OF t1/16" (CONCRETE SURFACE PROFILE SP 5 OR GREATER AS PER INTERNATIONAL CONCRETE REPAIR INSTITUTE GUIDELINES) WITH A NEW EXPOSED AGGREGATE SURFACE. 2. PROVIDE CONCRETE FINISH AND FLOOR SLOPE TO MATCH ADJACENT SURFACE. PIPE/EQUIPMENT SUPPORT DEMOLITION DETAIL NTS TYP ISSUED FOR PERMIT Revision SIKATOP 122 PLUS OR APPROVED EQUAL EPDXY MODIFIED GROUT DEMO CONC PAD & REINF DEMO CONC SLAB AS REQ'D TO REMOVE REINF TO 1" BELOW TOP OF SLAB APPLY SCRUB COAT OF REPAIR MATERIAL TO PREPARED SURFACE DO NOT CUT OR DAMAGE HORIZONTAL REINFORCING IN THE CONCRETE SLAB NOTES: 1. REMOVE EXISTING CONCRETE PAD TO A MINIMUM OF 1" BELOW THE ADJACENT CONCRETE SURFACE. PREPARE CONCRETE SUBSTRATE TO OBTAIN A SURFACE PROFILE OF ±1/16" (CONCRETE SURFACE PROFILE SP 5 OR GREATER AS PER INTERNATIONAL CONCRETE REPAIR INSTITUTE GUIDELINES) WITH A NEW EXPOSED AGGREGATE SURFACE. 2. PROVIDE CONCRETE FINISH AND FLOOR SLOPE TO MATCH ADJACENT SURFACE. DETAIL NTS TYP BHC Consultants, LLC 1601 Fifth Avenue, Suite 500 bh(p.f , Seattle, Washington 98101 206.505.3400 206.505.3406 (fax) CONSULT ANT S w bhcoonsultants.com K CUT PIPE Al GRIND FLU: WITH WALL EX CONCRE 'EN DI PIPE, DIA VARIES FILL PIPE WITH NON -SHRINK GROUT CLEAN AND WIREBRUSH PIPE INTERIOR SURFACE PRIOR TO INSTALLING NON -SHRINK GROUT PIPE/WALL PENETRATION DETAIL NTS TYP Scale: Designed: Mockos, P.E. AMERESIC04 As Shown Drawn:S. wn: S. Olsoe One Inch at Full Scale If One One Inch Green .Clean .Sustainable Checked: R. Dorn, P.E. Scale Awordngly SIKATOP 122 PLUS OR APPROVED EQUAL EPDXY DI PIPE MODIFIED GROUT DEMO CONC SLAB AS TOP OF REQ'D TO REMOVE REINF SLAB iu `TO 1" BELOW TOP OF SLAB MAX d,, f a'. d 4 ay OPEN TO BELOW CAP WITH BLIND FLANGE NOTES: 1. REMOVE EXISTING CONCRETE PAD TO A MINIMUM OF 1" BELOW THE ADJACENT CONCRETE SURFACE. PREPARE CONCRETE SUBSTRATE TO OBTAIN A SURFACE PROFILE OF t1/16" (CONCRETE SURFACE PROFILE SP 5 OR GREATER AS PER INTERNATIONAL CONCRETE REPAIR INSTITUTE GUIDELINES) WITH A NEW EXPOSED AGGREGATE SURFACE. 2. PROVIDE CONCRETE FINISH AND FLOOR SLOPE TO MATCH ADJACENT SURFACE. PIPE/FLOOR PENETRATION DEMOLITION DETAIL r4__� NTS TYP EDMONDS WWTP CARBON RECOVERY DEMOLITION DETAILS Call 48 Hours Before You Dig 1-800-424-5555 UNDERGROUND SERVICE gOBE$7 �O 00 a TONAL ^ �� H' Drawing: D-6 Sheet: 23 of 114 File: P20-10570_D-6 Date: April 2021 COPYRIGHT ©2021 BHC CONSULTANTS, LLC. ALL RIGHT$ RESERVED