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HomeMy WebLinkAboutInstallation Report 01.13.20215020 County Road 154 Glenwood Springs, CO 81601 phone: (970) 945-7988 fax: (970) 945-8454 email: kaglenwood@kumarusa.com An Employee Owned Company www.kumarusa.com Office Locations: Denver (HQ), Parker, Colorado Springs, Fort Collins, Glenwood Springs, and Summit County, Colorado January 13, 2021 Hunter and Breanna McCallum 605 West Columbia Court Glenwood Springs, Colorado 81601 (mccallumb@stifel.com) Project No. 19-7-670.02 Subject: Certification of Onsite Wastewater Treatment System, Proposed Residence, Lot 2, Richardson Minor Subdivision, 3135 County Road 134, Garfield County, Colorado Dear Hunter and Breanna: A representative of Kumar & Associates observed the installation of the Onsite Wastewater Treatment System (OWTS) for the residence at the subject site as required by the Garfield County Environmental Health Department. Our observations and recommendations are presented in this report. The services are supplemental to Kumar & Associates agreement for professional services to Tye Richardson dated November 4, 2019. We previously designed the OWTS for the residence as submitted in our revised report dated July 2, 2020, Project No. 19-7-670.02. The OWTS was designed for three bedrooms. We performed our evaluations on August 24 and November 30, 2020. The OWTS components observed included: sewer line, cleanout, septic tank, effluent line, distribution box and soil treatment area (STA) and the locations of these components. The installation and locations of the system components were verified as shown on Figure 1. Pictures of the OWTS components made during the site visit are included with this report. The distance locations to the septic tank shown on Figure 1 were made by taping. The septic tank and sewer line were not installed at the time of our August 24 visit. By the time of our November 30 visit, the septic tank was backfilled and the sewer line mostly backfilled. Pictures of the septic tank and sewer line were provided by the contractor as was the invoice for purchase of the tank. The designed Valley Precast 1,000-gallon, two -chamber septic tank was changed to a Roth MultiTank 1,060-gallon, two -chamber septic tank. This change is acceptable to us. It is our opinion that the OWTS was installed in general conformance with the above referenced design. Hunter and Breanna McCallum January 13, 2021 Page 2 The observations and recommendations presented above are based on our site observations, our experience in the area and information provided to us. We make no warranty either express or implied. Alterations to the system or improper backfill and site grading could affect the operation and effectiveness of the OWTS. Please feel free to contact us if you have any questions regarding this letter. Sincerely, Kumar & Associates, Inc. Shane M. Mello, Staff Engineer Reviewed by: David A. Young, SMM/kac attachments: Figure 1= d Drawing OWTS Photograph Log (3 pages) Kumar & Associates, Inc. ® Project No. 19-7-670.02 100'SETBACK FROM WELL SOUTH CANYON CREEK CENTERLINE 25' SETBACK TO 2 WATER SUPPLY �J? LINE 35.0' WATER SUPPLY LINE Tie: S89°09'48"W \ P • 125.66' N SOIL TREATMENT AREA (STA) \ CONSISTING OF 3 ROWS OF 15 ON. — —� •�! i n n t \ \ INFILTRATOR QUICK4 PLUS 57 STANDARD CHAMBERS (45 F \ CHAMBERS TOTAL). TUF-TITE 6-HOLE DISTRIBUTION BOX Outline of Building Envelope — Lot 2 25,290 Sq. Ft. ROTH MULTITANK 1,060 GALLON TWO CHAMBER SEPTIC TANK. <\ \ CLEANOUT LOT 2 RICHARDSON MINOR `& SUBDIVISION CP�S `, + 3135 COUNTY ROAD 134GP-- 1DID 25 0 25 SCALE -FEET 50 X\ �F \ 350' 0 �0 1 N 19-7-670.02 Kumar & Associates RECORD DRAWING Fig. 1 OWTS PHOTOGRAPH LOG PROPOSED RESIDENCE LOT 2, RICHARDSON MINOR SUBDIVISION 3135 COUNTY ROAD 134 GARFIELD COUNTY, COLORADO Photograph 1: Cleanout and sewer line exiting residence. (Provided by contractor) Photograph 2: Sewer line entering Roth MultiTank 1,060 gallons, two -chamber septic tank. (Provided by contractor) Project No. 19-7-670.02 OWTS PHOTOGRAPH LOG PROPOSED RESIDENCE LOT 2, RICHARDSON MINOR SUBDIVISION 3135 COUNTY ROAD 134 GARFIELD COUNTY, COLORADO Photograph 3: Effluent filter in outlet tee of septic tank. (Provided by contractor) Photograph 4: Effluent lines and Tuf-Tite 6-hole distribution box. Project No. 19-7-670.02 OWTS PHOTOGRAPH LOG PROPOSED RESIDENCE LOT 2, RICHARDSON MINOR SUBDIVISION 3135 COUNTY ROAD 134 GARFIELD COUNTY, COLORADO Photograph 5: Tuf-Tite 6-hole distribution box with speed levelers. Photograph 6: Soil treatment area (STA) with observation ports. Project No. 19-7-670.02