Laserfiche WebLink
ON -CAI L r_NGiwrr-RiNa SERVICES PROPOSAL <br />RFP NO.: 17-083 <br />Cfty of SantsAna <br />Topography and $treat cross seetions: <br />Mark Thomas will perform a #aid topographic survey to document existing We topography and planimetrios. <br />Substantial visible Improvements will be located within the street right of way Including lane striping, utilities, <br />,, <br />manholes, valve covers, utility maults and covers, sign posts, signs, tress, UVIRY Was, Vac signal POP% <br />cross gutters, local depressions, catch baslns� driveway openings, sidewalks, corrier access ramps, Pre <br />hydrants, parkway drains, etc. NAsiblo IndloalRons ofe-urfooe utilities IyJng within the project limits will be <br />located, as Will accurate fid/tim elevations fordrainage structures present. $ewer manholes, will be dipped for <br />invoK olovations. <br />Stroot cross-sedtiohe will be taken at 60-foort Irttervals. The standard cross -sectional data will consist of Back <br />of %Wk, Top of Curb, Flow-Uno, Guffer Up, and Crown forlaoth aides of the street <br />Us topographic date Y411 be downloaded, processed and led to the horizontal and vertical. control <br />established forthis project, Thatopograph1c; data will be plotted In CAD and a digital terrain model <br />(OTM) created for the existing ground surface. The final ideliverables will Include to digital terrain model, <br />topographic data pidtlad In CAD and an ASCHAte, of the topographic s. urvey points, <br />Monument Preservation Pre-Constrwrtion: <br />PreavonstructIon comer records will be prepared for those existing centerilne monuments located within <br />the project limb, eaffmated at fourteen (14). These.comer records will beprepared In0000r.danoomjth the <br />California Land Surveyor's Act 0771 (b) and Red with the Orange County 6urveyWs OffiGe, <br />Monumentpreservation Post-construotion, <br />After construction Is completed, these comer records may be utilized to re-establish the monuments that <br />M be destroyed during the pavement rehabilitation work, Post -construction comer records would then be <br />ay <br />prepared and ftled with Orange County. <br />Task 3 Defivombles: <br />* AuWCAD drawing and ASCII point files <br />- Hard Copy of Survey field notes, sketchosand photographs <br />One (1) PDF copy of the recorded Corner Records and/or Record of Survey <br />'task 4. Utility Coordination <br />1. Utility Mapping: Mark Thomas will utilize As -Built data and utility maps obtained by the utility companies <br />to prepare base mapping and Identify all utilities on the plans that are within the project limits. <br />2. Utility Conflict Mapping Procedure*. Mark Thomas will assist the City with the typical "AW process of <br />utility letters, which includes: <br />a, Utility W Letter — The Utility W Letters will be sent to each utility to request as -built mapping of their <br />facilities. <br />lo, The utility mapping developed for the PS&E will be varified. The mapping will be verified through <br />topographic surveys. <br />a. Lifility "B" Letter — Maps showing ft uffilly mapping and the proposed improvements will be sent to <br />the -utility companies for verification, <br />d. Utility 'C" Letter — Final plans along with a letter will be sent to the utility companies showing the <br />existing utilities and the final design. <br />S. Potholln (Utilized to locate utilities to mitigate potential conflicts): Mark Thomas will retain a <br />vacuum pothole company to positively Identify the depths, material type, and size of known critical <br />facilities. 20 Potholes have been estimated for this scope. <br />25E-634 <br />