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EXISTING CLEAN SOIL BACKFILL <br /> GRADE <br /> ,\ <br /> CLEAN SOIL BACKFILL FREE <br /> �ONEPO OF EXCAVATED REFUSE <br /> FLEXIBLE PIPE WARNING TAPE w <br /> 0 3lo EXISTING GRADE I- <br /> MARKER WITH LABEL 5 -0 (TYP.) Q <br /> N <br /> MI I I-1 I-1I- <br /> -iCD <br /> � �= r\�i\/i\/i\ <br /> HDPE SDR 17 LFG LATERAL THE NUMBER AND TYPES - I , \\/\\/\\/\\/\\/\ \ <br /> (DIA. VARIES) <br /> -2' -0" ACCESS ROAD (WIDTH VARIES) -2'-0" OF PIPES ENCASED IN THE <br /> ACCESS <br /> o CMP MAY VARY. ////////////////rr/r/ / / / // <br /> EXISTING ROAD SURFACESEE GCCS LAYOUT <br /> SAND BEDDING <br /> LFG HEADER <br /> LIMITS OF EXCAVATION DIA.VARIES \\ \\ \\ \\ \\ \\ \\ \\ �, <br /> // // // // // // // // // // // // // //\/ // w <br /> HDPE SDR 17 LFG HEADER TEE SHALL BE ANGLED TO PROVIDE - \\ \\ \\ \\ \\ \\ \ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ <br /> DIA. VARIES) PROPER SLOPE INTO HEADER \//\//\ Of <br /> //\//\//\//\//\ o // CLEAN SOIL BACKFILL <br /> ( \ \\ \\ \\ \\ \\ \\ \\ \\ SAND BEDDING <br /> C� LFG LATERAL TIE-IN WITH TEE SECTION A /\ , ,\ �/� ���� ���—,-; <br /> �y NOTES: <br /> NOT TO SCALE CMP CASING <br /> ROAD CROSSING CASING END VIEW 1. WARNING TAPE SHALL BE MIN. 3"WIDE AND IMPRINTED WITH "GAS LINE <br /> (SEE NOTE 2) BURIED BELOW". <br /> CMP LENGTH VARIES <br /> 2. ALL HEADER AND LATERAL SHALL BE INSTALLED AT 3% MIN. SLOPE UNLESS <br /> HDPE SDR 17 LFG HEADER/LATERAL (DIA. VARIES) APPROVED IN ADVANCE BY ENGINEER. aaaaaa <br /> THE NUMBER AND TYPES OF PIPES ENCASED IN z <br /> THE CMP MAY VARY. SEE GCCS LAYOUT <br /> Q) HDPE SDR 11 TEE HDPE SDR 11 REDUCER WHEN APPLICABLE NOTES: HEADER/LATERAL TRENCH DETAIL 3 <br /> D Lc) (DIA. VARIES) (SEE NOTE 2) NOT TO SCALE DS4 <br /> 1. ROAD SHALL BE RESTORED TO MATCH ORIGINAL CONDITIONS. z <br /> m� W <br /> 2. CMP CASING A MINIMUM OF 5" GREATER THAN THE CUMULATIVE DIAMETER OF THE PIPES ENCASED. o <br /> Q A A FROM EXTRACTION WELL z <br /> DS4 <br /> HEADER/LATERAL OSHA SAFETY CAPS ON TOP OF REBAR U) U J <br /> UNPAVED ROAD CROSSING DETAIL 2 (DIA. VARIES) STAKES FROM SIZE#3-#7 (TYP.) 0- z <br /> HDPE SDR 17 LFG LATERAL Lu w Q <br /> NOT TO SCALEDS4 cn J U <br /> C) (DIA. VARIES) U E � <br /> (Daz <br /> 1"0 PVC SCHEDULE 40 PIPE 0 In i�: Q <br /> 2 N SLEEVE PLACE TO GRADE __j o o <br /> IC Nu- <br /> -7- <br /> LLJ <br /> C) NOTES: z <br /> w _ <br /> EXISTING ~ <br /> 1. MOLDED HDPE TEES SHALL BE INSTALLED FOR ALL TIE-INS OF LATERALS TO HEADER 12"0 AND SMALLER. GRADE O° NO PENETRATION ALLOWED w o <br /> c TEE SHALL BE ANGLED TO MAINTAIN SLOPE INTO THE HEADER AS SHOWN IN SECTION VIEW. FOR PIPE SLEEVE w <br /> w O <br /> 2. CONSECUTIVE SIZE REDUCERS SHALL BE USED TO TRANSITION FROM THE MOLDED TEE TO THE LFG cn w <br /> LATERAL. FOR EXAMPLE, TO TRANSITION FROM A 12"TEE, A 12"x10" REDUCER, 10"x8" REDUCER, AND 8"x6" `\ <br /> r7� REDUCER SHALL BE INSTALLED. <br /> IN B <br /> `j' 3. PLACE SAND OR CLEAN SOIL AROUND LATERAL WHEN NEEDED FOR ANCHOR. DS4 NO. 6 REBAR STAKES <br /> Ln 20'-0" MAX. (18" HDPE) INSTALLED ALONG PIPE RUN <br /> � <br /> o� LFG LATERAL TIE-IN WITH TEE DETAIL 1 20'-0" MAX. 12'-0" MAX. (4" OR 8" HDPE) rc <br /> Lu <br /> C) NOT TO SCALEDS4 <br /> cc <br /> AY <br /> -- --------------- --------------- --------------- --------------- '--- <br /> o AY <br /> Q <br /> W (WITH AND <br /> WHEEL NO. 6REBAR STAKES ABOVE GRADE PIPE INSTALLATION SECTION B <br /> � (WITH REMOVABLE VALVE WHEEL) z <br /> v INSTALLED ALONG PIPE RUN NOT TO SCALE DS4 w <br /> Q!) LFG HDPE SDR 17 PIPE (SIZE VARIES), <br /> BUTTERFLY VALVE PIPE GUIDES CHANGE 2"0 HDPE SDR 9 AIR SUPPLY LINE, <br /> (DIA. TO MATCH HEADER) O DEPENDING ON HDPE PIPE 0 4" 0 OR 6"0 HDPE SDR 11 FORCEMAIN <br /> PLAN � <br /> MONITORING PORT TO MATCH Lu <br /> PORTS ON WELLHEADS (TYP.) NOTES: <br /> c� HDPE SDR 17 HEADER w o <br /> o (DIA. VARIES) 1. AY VARIES BETWEEN 0"TO 18" DEPENDING ON THE OUTSIDE TEMPERATURE (0Lu <br /> m <br /> "AT 60°F AND 18"AT 110°F). Y Lu <br /> °i 2. DUE TO THERMAL EXPANSION AND CONTRACTION OF HDPE PIPE, PIPE SHALL BE INSTALLED IN A SNAKED12 <br /> <a a <br /> POSITION. CONTRACTOR SHALL MAKE ALLOWANCE FOR EXTRA LENGTH OF PIPE. zQ Q <br /> UJ0 <br /> 3. PERIODIC SOIL MOUNDING OVER PIPING MAY BE UTILIZED IN LIEU OF REBAR STAKE IF APPROVED IN J <br /> ADVANCE BY DESIGN ENGINEER. W <br /> U) _ <br /> N z z o <br /> Lu <br /> p <br /> r r <br /> ' ABOVE GRADE PIPE INSTALLATION DETAIL 4 (' J 3co <br /> 0 <br /> EXISTING GRADE NOT TO SCALE DS4 Q S in 0 <br /> HDPE SDR 11 FLANGE ADAPTER WITH DUCTILE Z z N <br /> Q VALVE SPACERS TO BE INSTALLED IRON BACK-UP RING AND RUBBER GASKET LLE zz 0 <br /> CID FOR PIPES LARGER THAN 6" (TYP. OF 2) <br /> W <br /> GENERAL DRAWING NOTES: N LO 00 <br /> 1. ANY DEVIATION FROM REPUBLIC SERVICES STANDARD MUST BE APPROVED BY zn, o = <br /> - C, <br /> N NOTES: 0 CD <br /> ENVIRONMENTAL MANAGER OR DESIGN ENGINEER. m z o <br /> = Z N <br /> 0 1. NUTS, BOLTS, AND WASHERS SHALL BE HOT-DIP GALVANIZED. STAINLESS STEEL BOLTS AND 2. ALL HDPE FITTINGS SHALL BE SDR 11. WHERE MOLDED FITTINGS ARE USED, > .0 Q Z <br /> ocW N <br /> NUTS WILL NOT BE PERMITTED. RATING MAYBE SDR 17. Lu �' a o <br /> v <br /> 2. THOROUGHLY COAT ENTIRE SURFACE OF BOLTS, WASHERS, NUTS AND BACKUP RINGS WITH DATE: <br /> POLYCOAT RUBBERIZED PRIMER, OR EQUAL, AFTER TIGHTENING BOLTS. COATING SHALL 09/05/2023 <br /> HAVE NO "HOLIDAYS", OR GAPS IN ITS APPLICATION. SCALE: <br /> Q <br /> o AS SHOWN <br /> ABOVE-GRADE HEADER ISOLATION VALVE DETAIL 5 DDSHEET: <br /> NOT TO SCALE DS4 SSUEDFOR DS4 <br /> L iQ <br />