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Q GENERAL NOTES: NOTES FOR BENTONITE PLUGS: ABBREVIATIONS: 1. NOTES AND DETAILS ON THE DRAWINGS SHALL TAKE PRECEDENCE OVER THESE GENERAL NOTES AND TYPICAL 1. MATERIALS REQURIRED: APPROX. APPROXIMATE DETAILS OR SPECIFICATIONS. ASTM AMERICAN SOCIETY FOR TESTING AND MATERIALS LLJ • 3/8" TO 3/4" WYOMING SODIUM BENTONITE CHIPS (PDS CO. PLUG OR BARIOD HOLE PLUG) CMP CORRUGATED METAL PIPE Q 2. CONTRACTOR IS ADVISED TO NOT SCALE DRAWINGS. IF DIMENSIONS OR DETAILS ARE NOT CLEAR OR IF ' • BENTONITE MESH (8-MESH PDS GRANULAR SEAL OR BARIOD BENSEAL) DEG,° DEGREE DISCREPANCIES EXIST ON THE DRAWINGS, CONTACT ENGINEER. ELEV., EL. ELEVATION 0 3. WHERE REFERENCE IS MADE TO VARIOUS TEST STANDARDS FOR MATERIAL, SUCH STANDARDS SHALL BE THE • VISCOSIFIER/BOREHOLE STABILIZER POLYMER (PDS SUPER MUD OR HALLIBURTON QUICK MUD D-50) EXIST. EXISTING LATEST EDITION AND/OR ADDENDUM. 2. EACH "BATCH" TO BE PREPARED AS FOLLOWS. BATCHES TO BE PREPARED NOT TO EXCEED 6-IN LIFTS: FT., ' FOOT 4. THE CONTRACT DRAWINGS AND SPECIFICATIONS REPRESENT THE FINISHED GAS COLLECTION AND CONTROL • STEP 1 - PLACE SEVERAL GALLONS OF WATER IN THE BUCKET. GAL. GALLON SYSTEM. THEY DO NOT INDICATE THE METHOD OF CONSTRUCTION. THE CONTRACTOR SHALL PROVIDE ALL GALV. GALVANIZED• STEP 2 - ADD PDS SUPER MUD OR HALLIBURTON QUICK MUD D-50 POLYMER PER MANUFACTURER HDPE HIGH DENSITY POLYETHYLENE o MEASURES NECESSARY TO PROTECT THE EXISTING ENVIRONMENTAL FEATURES DURING CONSTRUCTION AND INSTRUCTIONS. HP HIGH POINT AFTER CONSTRUCTION. w • STEP 3 - MIX THOROUGHLY USING A GROUT MIXER UNTIL UNIFORM IN COLOR. IN., " INCH Of 5. THE CONTRACTOR SHALL TAKE NO ADVANTAGE OF ANY ERROR OR OMISSION IN THE PLANS, ESTIMATED 1.E. INVERT ELEVATION QUANTITIES OR SPECIFICATIONS. THE CONTRACTOR SHALL CHECK AND VERIFY ALL DIMENSIONS AND • STEP 4 - ADD BENTONITE CHIPS TO THE BUCKET MIXING WITH A GROUT MIXER UNTIL UNIFORM IN LF LINEAR FEET CONDITIONS ON THE JOB SITE PRIOR TO COMMENCING WITH THE WORK. SPECIAL CARE SHALL BE GIVEN TO SITE COLOR. LFG LANDFILL GAS AND EQUIPMENT LAYOUT THEREON. IN THE EVENT THE CONTRACTOR DISCOVERS AN ERROR, OMISSION, OR • STEP 5 - ADD BENTONITE MESH TO THE BUCKET MIXING WITH A GROUT MIXER UNTIL UNIFORM IN MAX. MAXIMUM POSSIBLE DISCREPANCY BETWEEN FIELD CONDITIONS AND THE DRAWINGS, THEY SHALL IMMEDIATELY NOTIFY COLOR AND THOROUGHLY BLENDED. MIN. MINIMUM THE ENGINEER PRIOR TO PROCEEDING WITH THE WORK. MSL MEAN SEA LEVEL • 6. THE DESIGN, ADEQUACY AND SAFETY OF ERECTION, BRACING, SHORING, TEMPORARY SUPPORTS, ETC. IS THE STEP 6 - PLACE THE MIXTURE AROUND THE FULL CIRCUMFERENCE OF THE WELL PIPE. NPT NATIONAL PIPE TAPERED THREADS SOLE RESPONSIBILITY OF THE CONTRACTOR. STEP 7 - REPEAT STEPS 1-6 IN 6 INCH LIFTS UNTIL A SEAL DEPTH SHOWN ON PLANS IS ACHIEVED. SEAL NTS NOT TO SCALE z aaaaaa °i DEPTH TO BE CONFIRMED BY MEASUREMENT. NO., # NUMBER 7. ALL DETAIL CALLOUTS AS SHOWN ON THE DRAWINGS, SECTIONS AND ELEVATIONS SHALL APPLY TO ALL SIMILAR PSI POUND PER SQUARE INCH D CONDITIONS WHETHER REFERENCED OR NOT. TYPICAL DETAILS AND NOTES SHALL APPLY UNLESS SHOWN • CONTRACTOR IS REQUIRED TO WAIT AT LEAST 20 MINUTES AFTER COMPLETION OF THE ENTIRE SEAL PRIOR TO PVC POLYVINYL CHLORIDE OTHERWISE IN DRAWINGS. PLACING THE SOIL BACKFILL. 0 m QED QED ENVIRONMENTAL SYSTEMS U) Q 8. THE CONTRACTOR SHALL LAY OUT PIPE TO CONFORM TO FIELD CONDITIONS. PROVIDE 48" MINIMUM COVER AND SCH. SCHEDULE z SDR STANDARD DIMENSION RATIO LD 5% MINIMUM SLOPE CROSSING BELOW PERIMETER AND MAIN HAUL ROADS. PROVIDE MINIMUM PIPE DRAINAGE U S.S. STAINLESS STEEL w Q SLOPE OF 3% WITHIN WASTE LIMIT AND 1% OUTSIDE WASTE LIMIT. CONTRACTOR RESPONSIBLE FOR CUT (12" o '>'<- z v MAX, UNLESS OTHERWISE NOTED PER PLAN) AND FILL BENEATH PIPE TO ENSURE PROPER DRAINAGE, AS TYP. TYPICAL J g 0 N APPROVED BY THE OWNER/ENGINEER. W/ WITH z Q < Q 0 DIAMETER IE N 9. HEADER AND LATERAL PIPING SHALL BE STAKED PRIOR TO COMMENCEMENT OF WORK AND APPROVED BY % PERCENT ' N o o CLIENT AND ENGINEER. HOWEVER, THIS DOES NOT RELIEVE THE CONTRACTOR OF THE RESPONSIBILITY TO w Q MAINTAIN THE MINIMUM SLOPE AND SOIL COVER ON ALL INSTALLED PIPING. CONTRACTOR TO ADJUST FOR ACTUAL FIELD CONDITIONS. o 6 W 10. NO PIPE TRENCH SHALL BE LEFT OPEN OVERNIGHT. Of i 11. ALL PIPING TO BE INSTALLED TO PROVIDE POSITIVE CONDENSATE DRAINAGE TO PROPOSED LOW POINTS OR o CONDENSATE SUMPS. 12. ALL LFG HEADER AND LATERAL PIPING SHALL BE HDPE SDR 17 FOR ALL SIZES, AIR LINE SHALL BE HDPE SDR 9, Ln Q CONDENSATE LINE SHALL BE HDPE SDR 11. ALL ROAD CROSSINGS SHALL INCLUDE 16 GAUGE CORRUGATED 0 C)f METAL PIPE. Lu 13. ALL INSTALLED PIPE, WHETHER ABOVE OR BELOW GRADE, SHALL BE PRESSURE TESTED AFTER INSTALLATION. THE CONSTRUCTION QUALITY ASSURANCE CONSULTANT MUST BE PRESENT FOR ALL PNEUMATIC PRESSUREcc o TESTS. THE PRESSURE TEST WILL BE AS FOLLOWS: Q • LANDFILL GAS HEADER AND LATERAL PIPING SHALL BE PRESSURIZED WITH AIR TO 4 PSI AND HOLD THAT ct tv PA W PRESSURE FOR A PERIOD OF 1 HOUR; I; • AIR SUPPLY AND DEWATERING DISCHARGE LINE PIPING SHALL BE CONDUCTED AT 4 PSI FOR 30 MINUTES, w THEN THE PRESSURE SHALL BE INCREASED TO 100 PSI AND HELD FOR AN ADDITIONAL 30 MINUTES; N • CONTRACTOR SHALL PRESSURE TEST THE LINES WHILE THEY ARE IN THE TRENCH; cn • USE PRESSURE GAUGE THAT ALLOWS THE CQA CONSULTANT TO DETERMINE IF THE PRESSURE DROPS w MORE THAN 10% OF THE INITIAL PRESSURE WITHIN THE ONE-HOUR TEST PERIOD; • A DROP IN PRESSURE SHALL INDICATE A LEAK EXISTS AND SHALL BE REPAIRED AND RETESTED; wY }� coW °i • PIPE SHALL BE TESTED IN SEGMENTS NO LONGER THAN 2,000 FEET UNLESS APPROVED BY THE o z o ENGINEER. Q 15. CONTRACTOR IS RESPONSIBLE FOR HAULING EXCAVATED WASTE TO THE WORKING FACE THE SAME DAY. NO W J EXCAVATED WASTE SHALL BE LEFT OVERNIGHT. W U) o 0 LU 16. CONTRACTOR IS RESPONSIBLE FOR THE CONSTRUCTION AND REMOVAL OF DRILLING PADS, AND FOR 0 z co RESTORING GRADES TO THEIR ORIGINAL CONDITIONS FOR ALL AREAS DISTURBED DURING CONSTRUCTION. J 3 L in U 17. CONTRACTOR SHALL PROVIDE ACCESS FOR CONSTRUCTION QUALITY ASSURANCE CONSULTANT TO PERFORM Z Z o FIELD SURVEYS TO RECORD AS-BUILT CONDITIONS. PIPE RUNS SHALL BE RECORDED AT NATURAL GROUND AND co W w N L0 o 0 THE TOP OF PIPE EVERY 50 FEET ON INSTALLED PIPING, OR MORE FREQUENT FOR PIPE BENDS, FITTINGS, AND z � o 0 o VALVES. AS-BUILT SURVEY IS TO BE COMPLETED AND APPROVED BEFORE CONTRACTOR LEAVES SITE. U) O o - o N :E N = Qom N 18. ALL EXISTING PIPING THAT IS NOT IN USE, AS DIRECTED BY THE OWNER/ENGINEER, SHALL BE RELOCATED BY > Q � z M Q L, Z m THE CONTRACTOR TO THE ONSITE STORAGE FACILITY. � w °0- w I� a o U n o 19. CONTRACTOR TO USE FACTORY MOLDED/FABRICATED CONCENTRIC REDUCER FITTINGS AS NECESSARY. SATE: NJ Q) 09/05/2023 20. CONTRACTOR TO PROTECT IN PLACE THE EXISTING ABOVE AND BELOW GRADE LATERALS DURING Q SCALE: o CONSTRUCTION. IF EXISTING PIPING NEEDS TO BE RELOCATED TEMPORARILY DURING CONSTRUCTION, THE AS SHOWN CONTRACTOR WILL COORDINATE WITH OWNER/ENGINEER. D D SHEET: SSUEDFolDl7 2