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HomeMy WebLinkAboutpitkin.eh.246721201004 (2004)ceorvw+oiw-.1.. 8",,g 4^.. m. y, M111.40,14. O I rT-- I L 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 186 I I L = 6 H WATER SHUT OFF (CURB STOP) 0 'l #5 REBAR - FOUND IN PLACE (TYP.) 9,00 / _2� \ 5-- \ 0 ASSUMED WATER \ \ SERVICE LOCATION 0 \ N Z A A b Y° \ KADOTA \ \ RESIDENCE LOT #38 o SNE \\ \\ y" I I \ \ 698 Holland Hills Rood \ \ I I Basalt, CO 81621 \\ \ PROPERTY LINE EXISTING CLEANOUT - \ \ EXISTING SPRINKLER HEADS (TYP.) 0 10 0 10 20 1 GRAPHIC SCALE IN FEET 1 INCH = 10 FEET CONTOUR INTERVAL = 2 FEET I I 200d 2,300 sq. ft., 3 Bdrm, REMAINING, Private Residence t._ \ I I p FSEj UNDISTURBED. \ I of \ dV \` SMARTFZABEL I ALARM FOR ZABEL I ,,A\\ EFFLUENT FILTER 4R 7.50. I I L% UTIL. L` I APPROXIMATE EASE. I I LOCATION OF \ ;' \ /✓ , _� \ I EXISTING FOUNDATION DRAIN LINE I I NEW DRY -WELL FOR "' — — �yd55\NGV I FOUNDATION DRAIN I I ��, \ p \ \ AS -BUILT LOCATION h1 P010 / \ \ I I OF DISTRIBUTION BOX ` • lz / \ \ \ m 5' } X NEW 1,000 gal. 38) ONE -COMPARTMENT CONCRETE 'N' 1 \ SEPTIC TANK - SEE DETAILS \ \ P \\ \ LOT #40 A T//�\ EXISTING 1,000 7/ `CONCRETE SEPTIC gal.TWO- - REMAINING, \41 UNDISTURBED. 0 It I ¢' " ¢ \ TWO-WAY SPLITTER VALVE 1 0) Cn O I BI-AIN4UI�LLY• �/ ZABEL EFFLUENT FILTER \ \ � I \ INEM BI -ANNUALLY, SI \ \ G OG K o N I - PROFILE HOLE,; % ASSUMED LOCATION OF � EXCAVATED 02-27x04; EXISTING PIPING - REMAINING, \ \ OBSERVIED BY PITO A \ \ 50 COUNTY 03-02-04'!, /�/ UNDISTURBED. \ APSE. 38. S0' EXISTING 4—WAY VALVES¶', \\ \ (EXISTING) I I I I dr, AND DISTRIBUTION PIPING 6, REMAINING, UNDISTURBED. q,•'.` \ \ I aNi � (AB) EXISTING \ IRRIGATION LINES \ \ o -4—+-1 V A \ o U I I I I I \ EXISTING \ -1_ L +, + �-...- LOT #39 r��� •: IRRIGATION PUMP \\ 1 -T z I 0.82 AC. ± F- I I I I I INSPECTION PORTS - (TYP.) I I'\ 11 •I I I I I I J- J EXISTING INFILTRATOR BED SYSTEM: 6 UNITS WIDE pl BY 7 UNITS LONG, TOTAL OF 42 STANDARD INFILTRATOR UNITS, INSTALLED UNDER PITKIN 10.00' �,_ COUNTY PERMIT #94003 IN AUGUST 1994. (AB) � SYSTEM TO REMAIN IN PLACEkw . I/ I ; I � / 6.DD / I I (AS) „a - AS -BUIL TRENCH SYSTEM: 3 ROWS 7.00' F OF 16 STANDARD INFILTRATOR UNITS (AB) ------III �,.�'\ EACH, FOR A TOTAL OF 48 UNITS. o- AS -BUILT NOTES: 5��312p 1) Property boundary and building site information from Improvement Survey Plat of Lot 39, prepared by Jeffrey Allen Tuttle, P.L.S. 33638, dated Kadota Residence Lot 39 - Holland Hills 698 Holland Hdls Road February 25, 2004. Approximate location of existing septic system components by taped distances as measured by Gamba & Associates, Inc. ISDS Site Plan -AS-BUILT Approximate location of existing sprinkler system components from sketch provided by owner. Location of water service line is assumed from location of water shut off (curb box) to the east of the driveway. 2) System design has been based in part on previous percolation tests performed by Jerome Gamba & Associates, and by Chen & Associates, as I modified by the soil analysis performed by HP Geotech. A copy of the HP Geotech report is attached to the application. Percolation test results are b on file with Pitkin County. ) o 3) All Infiltrator units. filter and piping shall be installed in strict accordance with these plans, manufacturer's recommendations, and Pitkin County / 0 70. Environmental Health Regulations. 1 PROPERTY LINE 4) The existing system. (Permit #94003) consisting of 42 Infiltrator units arranged in a BED system, six (6) units wide, by seven (7) units long, shall / remain in place undisturbed, no change to the distribution piping was made. 5) The AS -BUILT location of the new system is as shown, minimum distance from the western property boundary of Lots 38/39 was established in the field by a string -line between the north-west property pin and the south-west property pin. A ten -foot offset from this line was marked as the extreme west edge of the new trench system. Field location of the north-west corner of the existing bed system (Permit #94003) was made, and the AS -BUILT separation between the new and existing systems was set at 6.5 -feet. SCALE: As Shown DATE: March 9, 2004 DRAWN BY: icp 6) Existing irrigation (sprinkler) lines and sprinkler heads shall be relocated outside the 10 -foot area around both existing and new absorption fields, in accordance with Pitkin County Regulations. SHEET: 10(2 PROJECT: 93204.01 CHKDBY: cbf 7) Dimensions shown with (AB) are AS -BUILT. 8) A new dry -well for the building foundation drain has been constructed to intercept the foundation drain 6 -feet outside of the extreme edge of the 1 excavation, at the location shown on the drawing. AS -BUILT LOCATIONS AND DIMENSIONS kp cbf tap 9) It is STRONGLY recommended that the SPLITTER valve (see plans) be used bi-annually to switch between the original 42 -unit BED system and For Pitkin County ISDS Permit # 04009 the new 48 -unit TRENCH system. This should coincide with regular inspections of the septic tank and filter. .o.�:Pa•E••p.F9�:, •v : O : Kadota Residence Lot 39 - Holland Hills 698 Holland Hdls Road �, ISDS Site Plan -AS-BUILT SHEET NO. oo, ,. s�� :�F ;••....•••����,•�' •'-.,�' Basalt, CO 81621 (970)927-2674 1 Y Pitkin County GA MBA & ASSOCIATES, INC. CONSULTING ENGINEERS & LAND SURVEYORS SCALE: As Shown DATE: March 9, 2004 DRAWN BY: icp SHEET: 10(2 PROJECT: 93204.01 CHKDBY: cbf 1 03/28/04 AS -BUILT LOCATIONS AND DIMENSIONS kp cbf tap ;1La,o. """•", G A M B A & ASSOCIATES � DRAWING: NEWSEP71C.ABAq REV DATE MADE CHKD APPD REVISION 970/945-2550 WWW.GAMBAENGINEERING.COM NO. BY BY BY DIRECTORY: 5.\93204\01\As-BuIB\ 113 NINTH ST., STE. 214 P.O. BOX 1458 GLENWOOD SPRINGS, CO 81602 INSPECTION PORT - SEE DETAILS STANDARD INFILTRATOR LEACHING CHAMBER SYSTEM (AB)CONSISTING OF 3 TRENCHES, EACH WITH 16 UNITS, FOR A TOTAL OF 48 UNITS. 2.00' (min.) 3.00' (min.) COVER OVER - - BACK -FILL WITH EXCAVATED MATERIAL EXCAVATION INFILTRATORS (SEE INFILTRATOR INSTALLATION INSTRUCTIONS) T / 4" SDR 35 / P.V.0 PIPES / 2% SLOPE (min/ FROM DISTRIBUTION BOX SCARIFY EXCAVATED LEACHING SURFACE (KEEP HEAVY EQUIPMENT OUT OF// / EXCAVATED AREA) ENTIRE LEACHING SURFACE TO BE LEVEL WITHIN ± 0.05 -FEET. " ' / ! /\ /`. INFILTRATOR END PLATE (TYP.) - DRILL AND INSERT 4" P.V.C. PIPE THROUGH FIRST LAYER OF END PLATE ONLY - USE SECOND LAYER OF END PLATE AS VELOCITY CROSS SECTION OF TYPICAL LEACH FIELD TRENCH BAFFLE TO AVOID EROSION - (AB). Not to Scale INSPECTION PORTS INSTALLED WHERE SHOWN ON THE PLANS -SEE DETAILS \ NATURAL GROUND INLET - FROM SEPTIC TANK (a (T BACK FILL WITH EXCAVATED MATERIAL (SEE INFILTRATOR INSTALLATION INSTRUCT 6' (min.) (TYP.) TRENCHES #1 THRfaUGH #3. 16 STANDARD INFILTRATOR UNITS (AB) EACH. TYPICAL END SECTION OF LEACH FIELD TRENCHES Not to Scale ZABEL SMARTFILTER ALARM UNIT (AB) LOCATION. - UNDER WOOD DECK - SEE PLAN CONDUIT AND WIRING INSTALLED TO EXISTING CLEANOUT UNDER LOCAL OR STATE PCODEBLE PORCH - TO REMAIN ' I I (MAX.) EXISTING 4" PVC SEWER PIPE -\--------- ----- _---_- _-- MINIMUM SLOPE = 2% 5.0'(min.) 4" CONCRETE LIDS \ (min.) CONCRETE RISERS 4" P.V.C. TEE 3" (min.) 4" SDR 35 P.V.0 PIPES FROM DISTRIBUTION BOX - (typ.) (AB) 14" (min.) 14" (min.) L T` 24" (min.) CROSS SECTION OF PROPOSED NEW 1.000 gal. SEPTIC TANK — (NO BAFFLE) Not to Scale OUTLET #1 -� (TO EXISTING BED SYSTEM) (SHOWN WITH FLOW BLOCKED) BEL" GDS -Z300 D TO INFILI VE. ALL OUTLETS EQUIPPED WITI "TUF-TIE" SPEED LEVELER (AB OPERATOR ROD EXTENDED TO SURFACE VISIBLE - IOWN O BSPUTTER VALVE ISM BEE USED BI -ANNUALLY TO CHANGE DISTRIBUTION OF EFFLUENT BETWEEN THE ORIGINAL 42 -UNIT BED SYSTEM AND THE NEW 48 -UNIT TRENCH SYSTEM - OUTLET #2: TO CONCURRENT WITH TANK DISTRIBUTION BOX ON INSPECTIoN AND FILTER NEW SYSTEM - (SHOWN CLEANING. IN OPEN POSITION) FLOW DIVERTER/SPLITTER VALVE Not To Scale TO INFIL TO INFILTRATORS HOLE "TUF-TITE" ISTRIBUTION BOX, (AB) INLET - FROM SPLITTER VALVE 4" SDR -35 (TYP.) ILBOW _ ALLED FACING DOWN (AB) DISTRIBUTION BOX PLAN VIEW Not To Scale STANDARD INFILTRATOR END PLATE - NOT SHOWN, INSTALLED ON ALL ENDS OF INFILTRATORS (AB) Pitkin COUNTY HEALTH DEPARTMENT ISDS DESIGN CALCULATIONS Gravel less Trench System Individual Sewage Disposal/Treatment System Type: Septic;; Gus and Deborah Kadota Lot #39 - Holland Hills Owner's Name and Address: 898 Holland H81 ills Road Project Number: 93204-01 621 House Size (sq. ft.): 2,300 100 gallons/person/day —Garbage Disposal? (Y/N) Number of Bedrooms in Main House 3 Number of Offices, Libraries, Studies, Similar -sized Rooms in Main House 0 Number of Bedrooms in Detached Caretaker unit 0 Number of Offices, Studies, Similar -sized Rooms in Caretaker Unit (If the caretaker unit is ATTACHED, treat as if part of main house.)l 0 Minimum of 2 bedroom Total Bedrooms and Potential Bedrooms: 3 equivalents. Average Daily Waste Flow: 600 gallons/day State Review Required?: No Average Percolation Rate (t) = 45.0 minutes/inch NU I L: Percolation rate Is a composite number based on previous percolation tests (Gamba & Associates, Inc., Chen & Design Flow (Q) = Average Daily Waste Flow X 1.75 Associates), and the Soils Gradation test by Design Flow, Q = 1,050 gallons/day HP Geotech. Absorption Area = A — �X-�t A = 1408.72 sq. ft. of absorption area required 1 ,409.00 sq.ft. (Rounded Area) A (Trench) = 704.36 sq. ft.. Trench System: 50 % Reduction A (Bed) = 986.11 sq. ft.. Bed System: 30 % Reduction A maximum 50% reduction is allowed for use of deep gravel or gravelless chambered system, for a TRENCH system only if the lot size and soil conditions are optimal. If a reduction is being proposed, describe why lot size 11 V rI L I RPS I IJRJ Tor rnian I-ounTy Number at n ra or Units (TRENCH) (15.5 sq.ft./unit) 45.44 STANDARD units (nominal) Rounded Number of Units: 46 3 trenches of AS -BUILT 21 feet wide X Actual number of Infiltrators for "square" field/trench = FILTER HANDLE EXTENDED TO JUST UNDER ACCESS LID IL EXISTING CONCRETE LIDS - TO RE4MAIN- 77,77-� 3-30' MAGNET IN LID EXISTING RISERS - TO REMAIN VALVE HANDLE EXTENDED TO 4" P.V.C. TEE I I I I JUST UNDER ZABEL SMARTFILTER FLOAT SWITCH ACCESS LID �-- ��------------------- ---------------------- -�I 3" (min.) r1 OUTLET #1 (TO EXISTING BED 14" (min.) I I SYSTEM) 1.2' 14" (min.) I I (SHOWN WITH FLOW (AB) I t I I © BLOCKED) I� IIOUTLET #2: TO DISTRIBUTION BOX ZABEL A100 8X18 VCF EFFLUENT FILTER - I I NEW SYSTEM - I CLEAN 81 -ANNUALLY, AT LE(S AST I I (SHOWN) OPEN ZABEL GDS-Z300D POSITION) SPLITTER VALVE WM SPUTTER VALVE IS M BE l L_ ------------------J L-------- I ISIM BI -ANNUALLY TO CHANGE --------------------------------- OMTRBU110N OF EFFLUEM BETWEEN 1 E dtlFiW. 42 -MT BED SYSTEM AND THE NEW 48-UMT TRENCH SYSTEM - CONCURRENT WITH TANK INSPECTION AND FILTER CLEANING. CROSS SECTION OF EXISTING 1.000 gal. SEPTIC TANK Not to Scale FINISHED GROUND MAGNET GLUED ON INSIDE OF TUF-TIE LID - TO ALLOW MAGNETIC LOCATION. SIDE OUTLET DISCHARGES TO INFILTRATORS - OR PLUGS, AS NECESSARY. -- TO INFILTRATORS INSTALL DISTRIBUTION BOX ON UNDISTURBED NATIVE SOIL OR CONSOLIDATED PEA -GRAVEL. 8" (MAX.) COVER - EXTENSION TO SURFACE PREFERABLE 2" (min.) DROP - INLET TO OUTLET (DOWN-FACING ELBOW INSTALLED -AB) DISTRIBUTION BOX CROSS SECTION Not To Scale "TUF-TITE" RISERS - 7 INSTALLED (AB) 4- HOLE "TUF-TITE" DISTRIBUTION BOX (AB) FROM SPLITTER VALVE 4" SDR -35 (TYP.) 16.00 units each 96.00 feet long 2,016.00 sq. ft. of trenches 48.00 units Tank Size for Pitkin county 0 Garbage 9 w w Increase tank size with Disposal in Garbage Disposal! (25%) use. r �j1 Minimum Tank Capacity = 1,641 gallons (750 gallon absolute minimum) Suggested Practical Tank(s) Use existing 1,000 gal., 2 -compartment Septic w i 2000 Tank, and add one 1,000 gal. 1 -comportment size: Z W' Ir Septic Tank in front of existing. Variable Setback Calculations for Absorption Trench, W 0 Seepage Bed, Sand Filter, Sub -surface Dispersal F°z0 System, or Drywall �, QZ6a a Design Flow, (from above), Q I~J = 1,050 gallons/day U� Minimum setback from spring, U 0 IM well, suction lines = 104 feet (A�/�W Minimum setback from lake, .'� voter course, stream or QZ irrigation ditch = 54 feet ca 0Cf Minimum setback from dry gulch= 29 feet �F GLUE MAGNET DN INSIDE OF IRRIGATION BOX LID - III ALLOW MAGNETIC LOCATION. FINISHED GROUND SLIP-ON LID - NOT GLUED. 6' (rain.) COMPACTED ROAD BASE CIRCULAR IRRIGATION -STYLE VALVE BUG & COVER - LID COLOR PURPLE DR GREEN - LABEL "SEWER" 6" (mint \\\/ \\ X /i . 7/, TRENCH BOTTOM TO BE FLAT FOR ENTIRE LENGTH TO WITHIN 0,051, INSPECTION PORT DETAILS Not to Scale I / TRENCH SIDE /4 -inch Sch, 40 P.V.C. COUPLING, GLUED TO HOLE CUT IN CENTER OF INFILTRATOR, WITH 4" SDR -35 OR Sch. 40 RISER PIPE EXTENDING TO SURFACE. STANDARD INFILTRATOR UNIT, O.A.E. 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