Laserfiche WebLink
May 10, 2000 NJC� <br /> SA 1407-04 <br /> ISE Y ON D E N G IN E E R ING <br /> Tim O'Brien <br /> Water Resource Control Engineer <br /> California Regional Water Quality Control Board, Central Valley Region <br /> 3443 Routier Road, Suite A <br /> Sacramento, CA 95827-3003 <br /> SUBJECT: ADDENDUM LETTER TO THE LAND APPLICATON SITE <br /> GROUNDWATER MONITORING WORK PLAN FOR SUPREMA <br /> SPECIALTIES WEST, INC. <br /> Dear Tim: <br /> We received your conditional approval of the Land Application Site Groundwater Monitoring Work <br /> Plan(GWMWP) for Suprema Specialties West, Inc. (Suprema) and are providing this addendum <br /> letter on behalf of Suprema,per your request. The following provides responses to your comments <br /> dated 5 May 2000. <br /> • Monitoring wells MW-1 and MW-2 will be moved a minimum of 30 feet away from the <br /> South San Joaquin Irrigation Canal,per your conversation with Christina Romano on <br /> May 8, 2000. <br /> • Hollow stem auger drilling will be used to install the five wells. <br /> • The bentonite transition seal has been modified (see attached figure) to 2 feet, rather than <br /> 5 feet, as requested. <br /> • The filter pack has been modified to use No. 3 sand, rather than No. 30 sand, as requested. <br /> • The percentage of bentonite in the bentonite/cement well grout will be limited to 6%by <br /> weight, as requested (see attached figure). <br /> • Four-inch wells will be installed due to the potential for two-inch well casings to bend or <br /> warp after installation due to adjacent construction activities or ground movement. <br /> If you have any questions about this addendum letter,please contact Christina Romano or <br /> Dave Richard at (916) 641-1500. <br /> Sincerely, <br /> Nt ssociates, Inc. <br /> Paveichard, P.E. Christina Romano, P.E. <br /> Director—Water Resources Project Engineer <br /> cc: Roger Swenby <br /> NOLTE ASSOCIATES, INC. <br /> 1750 CREEKSIDE OAKS DRIVE. SUITE 200 <br /> SACRAMENTO. CA 95833 <br /> 916.641.1500 TEL 916.641.9222 FAX <br /> WWW.NOLTE.COM <br /> \\9as I\project\sa 1407\correspondence\gwmwp addendum letter.doc <br />