1996-11-25_REVISION - M1977493 - Laserfiche WebLink

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DRAIN SOLENOID VALVE (SEE NOTE 7) DRAIN N RETURN W A, A UNION IN DRAIN LINE LINE I I CO APPROXIMATE EXISTING 3" SCH. 80 PVC TYPE II PIPE 10830 GROUND SURFACE 10830 COLLECTION TRENCH DISCHAT r LINE (BEHIND TO DISCHARGE Ln _ DRAIN RETURN LINE) ELECTRICAL CABLE 10820 10820 m AND CONDUIT _j _ . 0 DUAL SUMP D — PUMP HOUSE LAKE VENTED WELL CAP 8 0 z w 10810 =� I, PUMP BACK TO - 10810 o APPROXIMATE EXISTING VAULT (ENCLOSURE BUILDING m ROBINSON LAKE �11 z GROUND SURFACE (FIT AS NEEDED, STICK Q ( UP 12" MINIMUM) I 0_' D - 71 71 . 7' O 10800 - — 10800 9 INCHES �{ BEDROCK � TTT w BEDROCK 3 INCHES 10790 _ � 10790 - - 1 O'x 1 12" CONCRETE SLAB WITH #6 REBAR 12" O.C. BOTH WAYS 10780 PERFORATED DRAIN - - - ALLUVIUM 10780 ci PIPE WITH SUMPS (SEE DETAIL A & B) 6" SCH 80 PVC TYPE II w END OF DRAIN RETURN LINE 10770 THIS SHEET 10770 PERFORATED COLLECTION PIPE CHECK VALVE [(8)3/8" PERFORATIONS PER FOOT] WRAP PIPE IN GEOTEXTILE CROSS SECTION A—A (SYNTHETIC INDUSTRIES #601 OR SIMILAR) ROBINSON LAKE DRAIN SCHEMATIC HIGH WATER WARNING LEVEL 10 TORQUE ARRESTOR INDICATOR (SEE NOTE 6) ELECTRICAL CABLE UNION AND SAFETY ROPE ///L VAULT DRAIN SOLENOID VALVE UPPER WATER ENCLOSURE LEVEL PUMP CONTROLLER DISCHARGE LINE (SEE NOTE 5) " SCH. 80 PVC TYPE II BLANK PIPE DRAIN RETURN LINE LOWER WATER TO TO LEVEL PUMP CONTROLLER ROBINSON EAGLE PARK (SEE NOTE 5)LAKE RESERVOIR STAINLESS STEEL SUBMERSIBLE PUMP GRUNDFOS 25S15-9 -�— DISCHARGE LINE WE 5 HP) oR SIMILAR APPROXIMATE EXISTINGCOLLECTION MANIFOLD NOTE 8) , B GROUND SURFACE TRENCH WIDTH B DOUBLE UNION FROM COLLECTION )jj"4, 36 MIN. PVC BALL VALVE — TO ROBINSON LAKE —►- - TO No.2 �� 8" MIN. CONCRETE WALL THICKNESS PIPE SUMP PUMP �_ — SUMP 12" MINIMUM I_� -_-- =1TI- TTT�r -- — III � 3" O.D. PVC J a \ DISCHARGE LINE - w CONCRETE REINFORCEMENT --- Cn NATIVE I b NO 4. REBAR 12" x 12" SPACING, 1 LAYER ENDCAP - (SEE NOTE 2) - - BEDROCK j wl soils\ I I _ NATIVE M BACKFILL 16 -- SOILS x \ SULFATE RESISTANT - - -- m b REINFORCED CONCRETE CUT-OFF WALL (SEE NOTE 2) � � o Ib SAND/GRAVEL BACKFILL DRAIN RETURN LINE w o - (SEE NOTE 3) oZ \( III Dlb DETAIL B — DISCHARGE MANIFOLD/DRAIN RETURN LINE DETAIL A—TYPICAL SINGLE SUMP DETAIL I TOP VIEW COLLECTION PIPE-CENTER IN TRENCH (N.T.S.) hb (SEE DETAIL A) w III_ bj PVC WATER-STOP SEAL (N.T.S.) OE:CEIVED CONCRETE REINFORCEMENT - II - NO 4. REBAR Permit Number - - I I _ NOTES . NOV 25 1996 Class ❑Permit Sectio it bClass n/ERevision it,15&1,i000 1 i Type/ a O Class p Report Hydro❑Gener _ NATIVE 1 . FOR CROSS SECTION LOCATIONS SEE FIGURE 1 . oecType II-III �— � — — 0Applicahon(Coal only) -1--B- ❑Enforcement z Inspection---------------------- SO ILS -I 2. CEMENT SHALL BE AN APPROVED BRAND OF PORTLAND CEMENT COMPLYING WITH ALL THE REQUIREMENTS OF ASTM C 150, TYPE V_ III = 2 MIN. o - III � I D�ETER OUSCRETE GTOECONE CONCRETE,SHALL CONC CONCRETE AGGREGATES AND SHALL CONFORM TO SALTS, ASTMALKALIS, 33. WATERORGANIC SHALL CMATERIALS ONTAIIN in.,HER MOR�I IBSTANCES TTHAN 2,000 PPM TRENCH INTO-BE 0CK4 SUSPENDED SOLIDS. THE CONTRACTOR SHALL SUPPLY THE REINFORCING BARS. THE REINFORCEMENT AND ACCESSORIES SHALL BE FREE CROSS SECTIONS AND DETAILS � - o D -AS-NE ED FROM RUST, SCALE, GREASE, CLAY, AND OTHER COATINGS OR FOREIGN SUBSTANCES WHICH WOULD REDUCE THE BONDING CAPABILITIES. ROBINSON LAKE D -(-SEE-NOTE ) CHANGE OR ADDITIONS OF CONCRETE SPECIFIED MAY BE MADE ONLY WITH PRIOR WRITTEN AUTHORIZATION OF THE ENGINEER. 3. BACKFILL GRADATION: PUMP - BAC K FOOTER SIB SIZE _PERCENT RETAINED CONVEYANCE SYSTEM T SULFATE RESISTANT 3/8" 18-34 REINFORCED CONCRETE n ,,,, CLIMAX MINE 24" (SEE NOTE 2) 4 74-90 -.4- ##8 92-100 `\�`c7 o RE>ISTF''';;� �F PREPARED FOR 4. 24-INCH FOOTER SHALL BE CONSTRUCTED TO PROVIDE BASE TO. 8-INCH CUT-OFF WALL FOOTER To BE CONSTRUCTED ON TOP OF COMPETENT ROCK'~ OR WITHIN -. TRENCH EXCAVATED INTO COMPETENT �CK. CLIMAX MOLYBDENUM C 0 . �``"•CROSS SECTION B — B ' S (I E. GROUND WATERWATER LEVEL INLLER TRENCHITIONS �HIGH AND LOW) SHALL BE DETERMINED BASED ON FIELD CONDITIONS %�ss/0mN��\��`� /0"i��il�,�Oo CLIMAX (N.T.S.) 6. HIGH WATER WARNING LEVEL INDICATOR SHALL BE POSITIONED BASED ON FIELD CONDITIONS. , COLORADO 7. NORMALLY-OPEN, 2 WAY SOLENOID VALVE WITH 1 .5" NPT. 8. SUBMERSIBLE PUMP POSITION SHALL BE DETERMINED BASED ON FIELD CONDITIONS AND GROUND WATER _LEVEL IN TRENCH. PUMP OPERATION TO BE CONTROLLED BY HIGH/LOW WATER LEVEL CONTROLLERS. ISSUED FOR AS-BUILT. P.R.T. GQS ��- 9. ALL ELECTRICAL COMPONENTS TO BE SUPPLIED BY CLIMAX. Environmental DATE: 9-29-95 FIGURE 2 DRAWING NUMBER No. DATE ISSUE / REVISION DWN. BY CK'D�BY AP'D BY SCALE: AS SHOWN 1 51111 0