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HomeMy WebLinkAboutWWP2703341.20 O 1.. Q U f YW0 Z Z m o i � _ J O 5 O m CONSTRUCTION SEQUENCING FOR NEW 18 INCH WATER LINE 1. INSTALL DEAD -MAN BLOCK ON EXISTING 2-12" WATER ONES AT STA. 0+00, STA. 0+ 19, STA. 1 +71 AND STA. 1 +52 FOR LATER INSTALLATION OF VALVES AND FINAL CONNECTIONS. ALLOW MINIMUM 5-DAY FOR CONCRETE CURING TIME. 2. INSTALL NEW 18" WATER LINE FROM ABOUT STA. 0+25 (SOUTH END) TO ABOUT STA. 1 +50 (NORTH END), A MINIMUM OF 1 FOOT BELOW THE EXISTING GAS MAIN. VERIFY ALL EXISTING PIPING, DIMENSIONS AND ELEVATIONS OF EXISTING 12" LINES TO DETERMINE VERTICAL BEND REQUIREMENTS AND ASSURE PROPER FIT. J. INSTALL THRUST BLOCKS AND DEAD -MAN BLOCKS ON NEW 18" WATER LINE AT LOCATIONS SHOWN ON PLAN. 4. CLEAN NEW 18" LINE WITH POLYPIG, PERFORM PRESSURE TEST AND DISINFECT NEW 18" LINE. 5. CITY CREW WILL PERFORM NORTH END CONNECTION OF NEW 18" LINE TO EXISTING EASTERLY 12" LINE, INSTALL NEW 12" VALVE AND SHACKLE VALVE TO PREVIOUSLY INSTALLED DEAD -MAN BLOCK. SHACKLE NEW 18"x 12" TEE TO 90' BEND AT STA. 1 +36. CONTRACTOR SHALL PERFORM ALL EXCAVATION, SHORING, TRENCH DEWATERING, DISPOSAL OF UNSUITABLE MATERIALS, PLACEMENT OF IMPORT BACKFILL AND SHALL PROVIDE ALL REQUIRED MATERIALS AND FITTINGS TO COMPLETE THE CONNECTIONS TO THE EXISTING WATER LINES. 6. CITY CREW WILL PERFORM SOUTH END, STA. 0+19, CONNECTION OF NEW 18" LINE TO EXISTING EASTERLY 12" LINE, INSTALL NEW 18" 45' BEND, 18 xl2" REDUCER, 12" VALVES, 12"x12" TEE AND SHACKLE ALL FITTINGS AND VALVES TO PREVIOUSLY INSTALLED DEAD -MAN BLOCKS ON EXISTING 12" AND NEW 18" WATER MAINS. 7. C17Y CREW WILL PERFORM NORTH END, STA. 1 +71, CONNECTION OF NEW 12" LINE TO EXISTING WESTERLY 12" LINE, INSTALL NEW 12" 90' BEND, 12" VALVES AND SHACKLE ALL FITTINGS AND VALVES TO PREVIOUSLY INSTALLED DEAD -MAN BLOCKS ON EXISTING 12" LINE AND TO 12" TEE AT STA. 1 +52. 8. CITY CREW WILL INSTALL 12" 90' BEND AT SOUTH END, STA. 0+00, OF EXISTING 12" WESTERLY LINE AND INSTALL END -CAP ON EXISTING LINE TO BE ABANDONED. SHACKLE 90' BEND TO PREVIOUSLY INSTALLED DEAD -MAN BLOCKS ON EXISTING 12" LINE AND TO NEW VALVE AND TEE AT STA. 0+19. �T 3 a a a w Q 0 m 4"x 2 1 /2" FIRE DEPARTMENT DOUBLE . CONNECTION FOR STAND PIPE WITH BREAKABLE CAST IRON HOSE CAPS. ONE EACH SIDE EQUAL TO GRINNEL FIG. 0 1682 WITH HOSE CAPS FIG. 1333. ircn 4" ADAPTER, FL.x SCREWE[' �'^" "'^� 4"x 4"x 4" BULL HEAD T 4" PIPE f TO BUILDI z \ W.0- AS=BUILT e+► oATE 4ZOt PRECAST CONCRETE VAULT WITH LOCKING CAST IRON COVER (H20 RATED), NO BASE. CONTRACTOR RESPONSIBLE FOR SIZING VAULT TO FIT CHECK AND DRIP VALVES. N.T.S. SWING -TYPE GRAVITY . OPERATED CHECK VALVE 3/4" STRAIGHT BALL DRIP VALVE NPT-TAPPED INTO INVERT OF PIPE RESTORE ROADWAY PER CITY OF RENTON STANDARDS �.. �".�.... .._.....-...•. ..,.�-, - - --- - ---== _ 1---��= - --=.�----- j 14LF-6"PVC 02.00X _ - - - S 89'19 45 W P �- .- r NEW FIRE HYDRANT ASSEMBLY / CONNECT TO EX. 8" WATER 1-8"x8"x6" TAPPING TEE \ SSCO2 `\ / 1-6" TAPPING GATE VALVE RIM=43. IE=36.70 ..±+ 1 +64 1-THRUST BLOCK CUT do CONECT 00' \ �� % TO EX. 12"0 WATER •, MiN.j \ k Y } "x90*BEND( E)C SIDE SEWER 1-12 (FLxMJ} -SEE CONSTRUCTION NOTE 1 N° C3.1 1-THR -4"x45'BEND (MJxMJ NOT FROM C�IPACT COMPACT / 2 ,MAN BL SSC0#3 1 4, THRUST BL K CONSTRU TED ALL 18TIHAVE 116-3 4w RODSRIM- 42.72 ALL 12VE 14-3 4 RODS 1 IE=36.42 (ASSUMED) 3 C3.0 ' 4 T.O.P.IA+ 1 +45 -SEE CONSTRUCTION NOTE 1 0 C3.2 CUT do CONNECT WATER/SEWER CROSSING CONCRETE DEADIMIAN TO EX. 12"0 WATER 55LF-6"PVC 02.00% / / vx IE(W)=39.15 ANCHOR 8"xl8"x1YTEE( x IE(SS)=37.06 41 LF-4-DI WATER' 45 MJXMJ 1 2-12 VAL ) / REPLACE EX. WATER METER / WITH 1-1 /2 + METER " 1-4" x45 BjND (MJxMJ) 12" GV 5 O.P. 1 1-18"x 12 ER(MJxPE) n I- / 1-THRU BLOCK XMJ " BLOCK AND TRAFFIC RATED COVER ' � � 1 1-TH (� _ .. � y_ 13t�crc 63LF 1-1/2-DOMESTIC / 90, 16" " WATER/SEWER CROSSING W / MJXMJ - 5 T. 16LF-18 DIP IE(W)=39.65 Z 12* 90' W CONCRETE ANCHOR /ry IE(SS)=37.40 - CL 37LF-40DI WATER W " �' co' " / 18"X12 7 1 2: O.P. 1 2 T.O.P. 14LF-4 DI b 1! P E= E V �� G .TEE 00 FIRE SPRINKLER WATER RESTORE ROADWAY W ) W W W 12"X18" REDUCER 19LF-1 " P / PER CITY OF RENTON _ STANDARDS w / 8. SLEEVE I LO I / z w ? " _ - // MJXM; � DI ADMAN I ZO 0 4 4 PN R�1=44.30 I �. 1 CONNECT TO EX. 8"WATER 0 C3.1 :. 10.00 MI . +T 1-8"x8"x4"TAPPING TEE m o ® 0 1-4"TAPPING GATE VALVE / 1-THRUST BLOCK v STA 1 +31 WATER SEWER CROSSING / � 1-18"x90'BEND(1�1xMJ) IE(W)=39.90 o SSC0#1' a '� 1-THRUST BLOCK ! IE(SS)=37.56 o RIM=43 Q 4 1-4"x90'BEND (MJx, �� WATERMAIN/GAS CROSSING z 1 IE=37.80 43.53 1-THRUST BLOCK ° ` SEE CONSTRUCTION NOTE 6 C3.2 13LF-4"DI WATER °oo U 4"DDCV-SEE CONSTRUCTION NOTE 3 0 00 20LF--4"DI WATER .10 Q 0 91 LF-18*ODIP NN FF=Ar-t nn 1 sit) 1 st LEVEL 2418 SQ FT. 2nd LEVEL 3859 SQ. FT, 3rd LEVEL 3859 SQ. FT.' v 1 w L0� ! o W 3 18"X120 TRASH ! PEXPE ENCLOSURE i 12" SLEEVE REMOVE WATER MAINS - WITHIN BUILDING FOOTPRINT ,00'MI R DEADMAN 12 " TEE /6-3%4" RQD FROM -flfADwb�d�1�-EXISTING PIPE WATERMAIN STA 0+00 I TRANSF- iRMER ALL 8" DI HAVE 14-3/4• RODS SEE CONSTRUCTION NOTE 4 w11 ALL 12" DI HAVE #4-3/4" RODS m _.- ... T.O.P. " " - 1tol-37 E ALL 18 DI HAVE �6-3/4-RO©S 818" .0 � E� SLEEVE CO STA 0+20 WV No f vise r +$- 0+42 1-18"x45'BEND(WxW) 1-THRUST BLOCK $ C do CO CT coo REDUCER R *Xll3* MJXMJ 20LF-18"ODIP DEADMAN TO EX. " WATER ° BLOCK 12" 11 1/4 ' 1-12"x9(Y B xw) 12" 45' MJXMJ 1-D -MAN B K 12" fiv " w WATERMAIN/GAS CROSSING 2 (�rP) SLEEVE 12"�45 " SEE CONSTRUCTION NOTE 6 18" O C3.0 12 GV ` \ 8" 45' t MJXMJ MJXMJ 1 SLEEVE T 36"TO 42" 4" PIPE FL. x SCREW -,*.- • • im CONCRETE VALVE SUPPORT, ••••••••1�1�1�!!!!•!!!! DRAIN ROCK, C•:•:•:•:�:�:•��:12" MIN. DEPTH 2"X8" � 1!� 12* GV 2 TEEMJ MJXMJ MJXMJ I-� BONS 1-D BLOCK +1 1- -MAN B K I -H I 1-1 E(MJ xW) 6 6/.k .�; S 81'02 , 40 1-12" R(MJxFL) W (p) 2-12" VALVE(FLxW) k I S 81'06' 13" W 1-12" 8"R UCER(PExPE) 4" RODS 1- x45'BEN xMJ) BETWEEN 0+19 1 HRUST BLOC 0 10 20 04541 O CONSTRUCT ANCHOR BLOCK WITH TIE RODS AROUND EXISTING WATER LINE. ALLOW A MINIMUM OF 5 DAYS CURING TIME PRIOR TO TESTING. BACKFILL AND COMPACT FACE OF WALL TO 95% MAX. DRY DENSITY. PLACE CONCRETE 12" PIPE AGAINST UNDISTURBED i EARTH BOTH FACES CLASS 5 1/2 SACK CONCRETE 3000 PSI MIN #4 REBAR 8" O.C. E.W. CENTER IN CONCRETE c in � t 1 8' 1 r CONSTRUCTION NOTES: 1. RE -USE EX. STUB IF IT IS 6"4MIN. AND IE=36.42 (AT CONNECTION 2 POINT) OR LOWER. OTHERWISE, REPLACE EX. STUB AND RECONNECT TO C3.2 SEWER MAIN (USE 8"x8"x6" STRAIGHT TEE, IE= 35.15 (EX.81, 1E;; 35.23 (NEW 61). SEE NOTE 2 BELOW. 2. ALL SEWER PIPES SHALL BE 6"PVC ASTM D3034 SDR35 INSTALLED WITH 5'MIN. COVER AND 2% MIN. SLOPE. 3. INSTALL DDCV INSIDE THE BUILDING (MECH. ROOM) WITH OUTSIDE REMOTE READER FOR BYPASS METER. 4. SEE DETAIL2 ON SHEET C3.1 FOR 18"/ WATERMAIN PROFILE. 5. CONTRACTOR TO POTHOLE EX. 12"0 WATERMAINS TO VERIFY DEPTH AND LOCATIONS PRIOR TO INSTALLING WATERMAIN. IF CONDITIONS ARE DIFFERENT THAN SHOWN ON THE PLANS, CONTACT THE ENGINEER AND THE CITY FOR REVISIONS. 6. CONTRACTOR SHALL POTHOLE EX. 8"0 GAS MAIN TO VERIFY DEPTH AND LOCATION PRIOR TO INSTALLING WATERMAIN. WATERMAIN SHALL BE MIN. 1.00' ABOVE OR BELOW GAS MAIN PER PSE STANDARDS. 7. CONTRACTOR TO COORDINATE ALL WATERMAIN TIE-INS WITH CITY OF RENTON WATER DEPARTMENT. C3.0 SANITARY SEWER AND WATER PLAN