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Water & Sewer Engineering Report Engineering Report Water and Sanitary Sewer For Queensbury Imaging CAREY ROAD QUEENSBURY, NEW YORK Prepared For GIWILU Properties, LLC 18 Division Street, Suite 401 Saratoga Springs, NY 12866 Prepared By The LA Group, P.C. 40 Long Alley Saratoga Springs, New York 12866 August 14, 2020 Engineering Report Queensbury Imaging Carey Road, Queensbury, NY 2018134 I.Introduction The proposed Project is located at the intersection of Carey Road and Corinth Road in the Town of Queensbury, NY. The Project involves the construction of a +/-18,200 square foot medical office building and associated parking area. It is assumed the medical office will have up to (10) employees and (1) doctor. In addition, there will be up to 8,000 s.f. of leasable space. The water service for domestic and fire protection will be provided by the Town of Queensbury municipal water main in Carey Road. Sanitary sewer collection will be accepted by the Town of Queensbury municipal sewer system in Corinth Road. II. Existing Water and Sanitary Sewer Utilities Municipal water service along Carey and Corinth Road is provided by the Town of Queensbury. An 8-inch ductile iron pipe water main is located along the west side of Carey Road. An existing 8-inch tee to the site is located approximately 100-feet south of the intersection with Corinth Street. Per discussions with Town staff water pressure in this area is around 120 psi. A municipal sanitary forcemain, owned and operated by the Town of Queensbury, is located -11 sanitary forcemain is located on the south side -feet east of the intersection with Carey Road. Per discussions with Town staff there are no sewer capacity issues within this area. III. Projected Water and Wastewater Flows Table 1 below provides information on the anticipated average potable water use and wastewater flow rates for the Project in gallons per day (gpd). Water use and wastewater flow are estimated to be equal for this study. Table 1: Estimated Water and Wastewater Flows Description Use Rate Total Use (1) Doctor 250 gpd/doctor 250 gpd  (10) Employees 15 gpd/seat 150 gpd (8,000 s.f.) Commercial 0.1 gpd/s.f. 800 gpd Total1,200 gpd 1 Engineering Report Queensbury Imaging Carey Road, Queensbury, NY 2018134 IV. Proposed Water and Wastewater Utilities Proposed Potable Water Utilities The existing service will provide domestic and fire protection to the building. The building will be sprinklered which based on ISO Guide for Determination of Needed Fire Flow a building protected by an automatic fire sprinkler system shall have an NFF of 1,000 gpm at 20 psi for a duration of 2 hours. A backflow preventor will be provided inside the building. Proposed Wastewater Utilities The building sanitary wastewater will gravity flow to a new on-site E-One grinder pump. The pump station discharge will be by sanitary forcemain to the existing 1- along Corinth Road. References [[300,1506,371,1554][10][,I,][Times New Roman]]1. [[331,1506,381,1554][10][,I,][Arial]] [[393,1506,652,1554][10][,I,][Times New Roman]]From Table B [[628,1506,678,1554][10][,I,][Times New Roman]]- [[642,1506,982,1554][10][,I,][Times New Roman]]3, NYSDEC 2014 [[942,1506,1855,1554][10][,I,][Times New Roman]]Design Standards for Wastewater Treatment Works. [[1815,1506,1865,1554][10 ][,I,][Times New Roman]] [[300,1561,371,1609][10][,I,][Times New Roman]]2. [[331,1561,381,1609][10][,I,][Arial]] [[393,1561,1732,1609][10][,I,][Times New Roman]]From Figure 1, GLUMRB Recommended Standards for Wastewater Facilities [[1698,1561,1748,1609][10][,I,][Times New Roman]] [[427,1616,1533,1664][10][,I,][Times New Roman]]Q = (18 + P ½) ÷ (4 + P ½) where P = population in thousands [[1500,1616,1550,1664][10][,I,][Times New Roman]] [[300,1671,371,1719][10][,I,][Times New Roman]]3. [[331,1671,381,1719][10][,I,][Arial]] [[393,1671,1496,1719][10][,I,][Times New Roman]]From Table XV Community Water Systems Source Book, Ameen [[1467,1671,1517,1719][10][,I,][Times New Roman]] [[1477,1671,2102,1719][10][,I,][Times New Roman]](40,000 sf x 0.2 gpm/100 sf floor ar [[2069,1671,2119,1719][10][,I,][Times New Roman]]e [[2087,1671,2137,1719][10][,I,][Times New Roman]]a 2