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Huitt-Zollars was responsible for the Topographic Survey for <br />that portion of Warner Avenue from westerly of Main Street to <br />easterly of Oak Avenue. Work included establishment of horizontal <br />control based on the centerline of Warner Avenue and the <br />establishment of vertical control, tying out the existing centerline <br />monumentation prior to construction and the preparation of Pre - <br />Construction Corner Records to be used during the construction <br />phases of the project by surveyors doing boundary work in the <br />area and for replacement of the monuments that were destroyed <br />during construction; setting and control of aerial targets and <br />photo 1D points; flight, photography, and compilation of the aerial <br />topographic mapping; cross-section survey at 25 foot intervals <br />and a detailed design survey of all existing improvements from <br />R/W line to R/W line; and the preparation of a Topographic Map <br />showing the results of the work. <br />6luitt-Zollars prepared thedesign of approximately 6,000 of 12" HOPE highiinefor recycled watortoassist the Waterdistricl <br />of recycled water through the Santa Margarita Water District, Huiit-2ollars also assisted the Santa Margarita Water dish <br />construction of a booster pump station to boost the pressure of the recycled waterline through multiple pressure zones. <br />and <br />Additionally, Huitt•7ohars worked with Santa Margarita Water District to prepare multiple details to switch pipe materials and underground <br />the highline into a casing and create a crossing of a secondary arterial highway. The design was completed to allow forthe maintenance of <br />the pipe without disrupting traffic on the highway. <br />HUITTZOLM City of Santa Ana Civil Engineering Services: RFP 17-083 14 <br />25E-238 <br />