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HomeMy WebLinkAboutOWTS Installation Observations 11.29.18 November 29, 2018 Project No. C1216 Quinn Garvik qgarvik@gmail.com Onsite Wastewater Treatment System (OWTS) Installation Observations 147 Callicotte Ranch Drive Garfield County, Colorado Permit Number SEPT-07-17-4815 Quinn, ALL SERVICE septic, LLC observed the installation of the onsite wastewater treatment system (OW TS) on April 20 and November 26, 2018 for the subject property. Walters Company installed the system. The system installation included a 2000-gallon, two-compartment concrete septic tank with an Orenco® ProPak and PF3005 pump in the second compartment. PVC risers were installed on the tank to bring access to grade. The floats were set to dose approximately 80 gallons each pump cycle, allowing for approximately 10 gallons for drain back into the tank after each pump cycle. The control panel is located within line of sight of the septic tank. Valley Precast out of Buena Vista performed start up on the pumping system. A 1.5-inch diameter Schedule 40 pump line was installed from the pump to an Orenco® automatic distributing valve (ADV), model 6404. The ADV was placed a high point in the system and was placed in an insulated riser with access from grade. Effluent is pressure dosed through 1.5-inch diameter pipes to four trenches, each with 12 ‘Quick 4’ Standard Plus Infiltrator® chambers, for a total of 48 chambers and 576 square feet of infiltrative area. There was at least 6-feet of undisturbed soil between each trench. Effluent is pressure dosed to 1.5-inch diameter laterals, which were hung with zip ties from the underside of the chambers. Laterals have 3/16- inch diameter orifices facing up, with the exception of the first and last holes facing down for drainage. Orifices were placed 3-feet on center. Each lateral ends in a 90 degree ell facing up with a ball valve for flushing. Valves were placed in a valve box, accessible from grade, for access. Inspection ports were placed at the beginning and end of each trench. Ports may be cut to grade and covered with a valve box for access. The OWTS was generally installed according to specifications. This observation is not a guarantee of workmanship and/or parts and materials. ALL SERVICE septic, LLC should be notified if changes are made to the OWTS in the future. Any additional OWTS construction must be according to the county regulations. LIMITS: Observations are limited to components that are visible at the time of the inspection. The installer must have documented and demonstrated knowledge of the requirements and regulations of the county in which they are working. The quality of the installation is dependent of the expertise of the installer, soil type, and weather conditions. Please call with questions. Sincerely, ALL SERVICE septic, LLC Reviewed By: Carla Ostberg, MPH, REHS Richard H. Petz, P.E. Clean out view of septic tank Inlet tee pump chamber External splice box Pump line from chamber to ADV ADV Chamber trenches Caliche soil horizon view of trenches PERMIT KEEP AVAILABLE AT PROJECT SITE Project Address ____________________________________________ Parcel No. ________________________ Subdivision _________________________________ Lot _______ Section-Township-Range ____________ Owner Name ______________________________________________ Owner Phone _____________________ Owner Mailing Address _______________________________________________________________________ Contractor(s) ______________________________________________ Contractor Phone _________________ Work Description: Valuation _________________________________ Square Feet _______________________________ IMPORTANT: APPLICATION IS HEREBY MADE TO THE BUILDING OFFICIAL FOR A PERMIT SUBJECT TO THE CONDITIONS AND RESTRICTIONS SET FORTH ON THIS APPLICATION. PLEASE NOTE: Final inspection of the work authorized by this permit is required. A Certificate of Occupancy must be obtained prior to use and occupancy of new buildings and structures. A Building Permit becomes null and void if the authorized work is not commenced within 180 days of the date of issuance and if work is suspended or abandoned for a period of 180 days after commencement. Permit Type ____________________________________ Work Classification _____________________________ Issue Date ___________ Expiration Date ___________ PERMIT # Community Development Department 108 8th Street, Suite 401 Glenwood Springs, CO 81601 Phone (970) 945-8212 1/28/2018 13-07-88 Septic - New 970-744-9477 Garvik Construction Callicotte 424 Stagecoach Lane Carbondale, CO 81623 970-744-9477 New OWTS for s/f dwelling 1 SEPT-07-17-4815 239313306001 New 8/1/2017 Quinn Garvik TBD CR 103 832‐R‐13‐002