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ATTACHMENT 4 <br /> ENGE0GEOTECHNICAL <br /> ENVIRONMENTAL <br /> WATER RESOURCES <br /> Expect Excellence CONSTRUCTION SERVICES <br /> Project No. <br /> P2017.002.168 <br /> November 27, 2017 <br /> Mr. Lorenzo King <br /> City of Pleasanton <br /> PO Box 520 <br /> Pleasanton, CA 94566 <br /> Subject: Dolores Bengtson Aquatic Center Locker Room Renovation <br /> PROPOSAL FOR TESTING AND OBSERVATION AND SPECIAL INSPECTION <br /> SERVICES <br /> Dear Mr. King: <br /> We are pleased to provide this proposal to perform testing and observation and special inspection <br /> services during the subject Dolores Bengtson Aquatic Center locker room renovation activities in <br /> Pleasanton, California.The planned construction activities are as described and delineated in the <br /> plans prepared by Arch Pac and dated October 23, 2017. <br /> SCOPE OF SERVICES <br /> Testing and Observation and Special Inspection during Construction <br /> For the purpose of this proposal, we assume that our Field Representative will provide part-time <br /> observation services during the renovation construction as requested by City of Pleasanton (City) <br /> staff. This includes observations of subgrade, aggregate base rock, epoxy dowel installation <br /> observation, concrete sampling and testing and reinforcing steel placement. Our Field <br /> Representative will be onsite to verify fill compaction and perform other quality control duties when <br /> requested by City staff. During the Dolores Bengtson Aquatic Center Locker Room Renovation <br /> construction, we anticipate performing the following tasks: <br /> • Limited field density and moisture testing of footing subgrade and aggregate base rock at <br /> locations selected by your designated Inspector to assess the contractor's compliance with the <br /> project specifications. <br /> • Laboratory Compaction testing (ASTM 1557) as needed to compare to field tests performed <br /> on subgrade and aggregate base. <br /> • Reporting our field observations and test results to your designated Inspector on a daily basis. <br /> We will consider the Inspector to be responsible for tracking and mitigating items of <br /> non-compliance. <br /> • Reinforcing steel placement observation. <br /> • Concrete sampling and testing. <br /> 2010 Crow Canyon Place, Suite 250•San Ramon,CA 94583•(925)866-9000•Fax(888)279-2698 <br /> www.engeo.com <br />