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1 "'"4,=, GEOTECHNICAL <br /> i' ATTACHMENT 4 ENVIRONMENTAL <br /> WATER RESOURCES <br /> CONSTRUCTION SERVICES <br /> Expect Excellence <br /> Project No <br /> 6621.300.004 <br /> October 25, 2016 <br /> Mr Adam Nelkie <br /> City of Pleasanton <br /> P 0 Box 520 <br /> Pleasanton, CA 94566 <br /> Subject Valley Avenue Recycling - Water Main Extension <br /> Pleasanton, California <br /> PROPOSAL FOR CONTINUED TESTING AND OBSERVATION <br /> SERVICES <br /> References 1 City of Pleasanton, Recycled Water Infrastructure Expansion-Phase 1 Project <br /> No 1141023, December 2014, and specifications with bid opening date of <br /> January 15, 2015 at 2 00 PM, prepared by City of Pleasanton <br /> 2 City of Pleasanton, Department of Engineering, Valley Avenue Recycled <br /> Water Main Extension, October 2016, Re-bid Set, Volume 1 Drawings <br /> Dear Mr Nelkie <br /> Thank you for requesting this proposal for continued testing and observation services during the <br /> subject recycled water main extension project construction activities along Valley Avenue in <br /> Pleasanton, California <br /> PROPOSED SCOPE OF SERVICES <br /> Testing and Observation during Recycled Water Main Extension <br /> Based on the provided plans and communication with you, we understand our Field <br /> Representative will provide part-time observation services during the recycled water main <br /> extension construction Our Construction Services Manager (CSM) will be your single point of <br /> contact with ENGEO on a day-to-day basis When requested to our CSM by your City staff, our <br /> Field Representative will be onsite to observe and test compaction of engineered fill and perform <br /> other requested quality control duties to assess compliance with project specifications During <br /> the recycled water main extension construction, we anticipate the following tasks <br /> ® On-call field density testing of backfill placement at locations selected by your designated <br /> Inspector <br /> O On-call laboratory compaction testing (ASTM D1557) to compare field tests performed on <br /> backfill and aggregate base <br /> 2010 Clow Canyon Place Suite 250• San Ramon CA 94583 •(925)866-9000• Fa.(888)279-2698 <br /> www engeo corn <br />