Res 2018-021/awarding a design contract to Alan Plummer Associates, Inc. of 630 La Calma Drive, Suite 400, Austin, Texas; for the Sunset Acres Drainage Preliminary Engineering services, in the estimated amount of $187,900

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LNV SOLUTIONS TODAY WITH engineers I architects I surveyors A VISION FOR TOMORROW January 19, 2018 Stephen J. Coonan, P.E. Principal Alan Plummer Associates, Inc. 6300 La Calma Drive, Suite 400 Austin, Texas 78752 Re: Proposal for Surveying Services San Marcos - Sunset Acres Subdivision Dear Mr. Coonan: LNV, Inc. is pleased to submit this not to exceed lump sum proposal for surveying services to Alan Plummer Associates, Inc. (APAI) for the above referenced project. Proiect Understandina This project includes the following: • Sanitary sewer and storm water survey of Sunset Acres Subdivision to include top of manhole and flowline elevations. • Topographic survey of Sunset Acres Subdivision (approximately 16,750 linear feet) to include centerline of road and gutter cross sections at 25 -foot intervals. • Topographic survey of existing detention pond (approximately 2 acres). • Provide digital deliverables including topographic survey, sanitary sewer and storm water invert notes and control network. Proiect Tasks The following describes the project tasks and deliverables: Design Topographic Survey LNV will conduct the following tasks: • Place a one -call and survey the horizontal location of the utilities as marked by one -call; • Obtain ownership information for properties along the affected ROW. Relevant information will be acquired from available Hays County Appraisal District records; • Apparent ROW will be established based upon Hays County records research, markers, pins and landmarks recovered in the field and by utilizing ROW mapping as provided by APAI; • Develop one -foot contours within the survey limits, from ROW to ROW; • The survey will be provided in Texas State Plane, NAD 83, Grid Coordinate location with surface to grid conversion factor noted. Vertical control will be based on NAVD 88; • Establish horizontal and vertical control, at least 2 control points outside of the project area and provide location of survey benchmarks or monuments; • Locate surface evidence of all utilities, including waterlines, manholes, meter boxes, and valve boxes within the survey limits; • Provide wastewater and storm water manhole rim/inlet elevation, flowline, and clean out information (if available/accessible within the existing ROW); 7500 RIALTO BLVD BLDG 1, SUITE 240 AUSTIN, TEXAS 78735 OFFICE 512.381.8333 FAX 361,883,1986 ( WWW.LNVINC.COM