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00, <br />ilo P <br />"TWINING <br />Sean Lin, PhD, PE, GE, Chief Geotechnical Engineer <br />Dr. 0asn Lin has ovor�(I years of professional experience as a 0ooteftloal Engineer. He specialloos <br />In aelpmlq site response analysis as it applies to hospitals, schools and high-rise bullcllnm His <br />also has ex arl000e <br />lI eftallonal and <br />bff and personnel. <br />ovoirview <br />JbIned Twining In 2014 <br />In the Industry since 1997 <br />d fou6datlQns, soll,taln.foroement, goosynthedes, pile <br />1 a Isjoan has experience' <br />1 01,01181411, rl <br />a Itary <br />t r1wostewater �te ucatforsi andindus at <br />and construction icreje a for Municipal, commercial, <br />lea Including technical aniflabOrstpry oversight sind <br />Curtont Llooftse$ Held <br />California Registered Civil Engineer, PE 67100 <br />California Registered Gootsofinloal Engineer, GE 20,21 <br />Education <br />MO. Civil Engineering emphasis Earthquake Engineering, <br />University of �outfiern'Callfomla, Los Angeles, CA <br />Master of Science, Civil Engineering onrlphasI4 oeofechn1pal Ergineorl"g, <br />University of -Southern California, Los Angeles, CA <br />Bachelor of Science, Civil Engineering, <br />Chung YoonChrtatian University, Taoyuan City, Taiwan <br />Project Experience Summatios <br />0 <br />0 <br />0� <br />• City of Fontana, Street Widening Including Sidewalk Doslon, Martin Avenue at Sierra <br />Avenue This street Improvement project Included street and sidewalk Improvements on Martin <br />Avenue from Sierra Avenue to approximately 626 feet east of Sierra Avenue. The roadway and <br />street Improvements consisted of curb, gutter, sidewalk, handicapped access ramps, commercial <br />,,J <br />and residential driveways, AC pavement, and utility pole relocatio , na. Sean served as the <br />gooloohnloal engineer and projeot manager, performing pavement condition evaluation, field <br />exploration, geotechrical laboratory testing, and engineering analysis, Seen provided a final <br />structural pavement recommendation report for the project. <br />• City of Cotton, ML Vernon Avenue Over UPIRR Tracks Bridge Widening Sean Is serving as <br />Project Manager for the widening of this bridge from 2 lanes to 4 lanes, He Is responsible for the <br />geotsohnloal engineering services, whloh Include a preliminary foundation report, geotechnIcal <br />Investigation, geotechnical laboratory testing, and geotechriloof engineering analyses, He <br />communicates with the structural and civil onglneeri closely and provides geotechnloal design <br />recommendations during the design phase, Seen also coordinates stakeholders' right of way <br />Information for the City of Colton and the UPRR, <br />• City of Simi Valley, Cochran Street and Las Lipjas Channel Bridge Widening Sean was the <br />Project Manager for this project, which consisted of widening the bridge frorn two to. four lanes. <br />He was responsible for oversight of the gooteohnfoel lavostlijatlon to explore and evaluate the <br />subsurface conditions, and provided gootechnfoal engineering recommendations for the design of <br />the project, <br />25E-144 <br />