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CSGPftoPOMtToSANTAANA <br />WE ONE PROJECr <br />* Executed Cooperative Agreement (with utilltycompanles), Caltrans, or other municipalities <br />Task C - Data Collection <br />$1044 Rec"nalssence <br />C$G will conduct field reconnaissance to develop base. mapping for the <br />project. Plaid reconnaissance efforts can be scaled up ordown, to <br />refiectwhother the aerial photogrommetry task Is authorized.. if <br />necessary, street and lane -widths will he determined bated an field <br />measurements taken at reprOeritative cross sections to supplement. <br />ovallable existing high-resolotion orthotectifled Imagery. Existing utility <br />cover iocotlon"nd types will be field verifibd to assist In Utility <br />CoMfloation efforts. <br />Aerial Phortegramovetry Survey (optional) <br />An nedal photogrartimatry surveyewhich Involves the collection of <br />aerialphotogropli.yond elevations, Is amare costvilectiq solutlonfor <br />this projiectiban a traditional topographic ground -level survey, due to <br />the longthof the segments to beimproved, <br />agork. It is also 4 mbro, accurate method of developing base mapping <br />then the use of high -resolution orthorectifled aerial Imagery alone� <br />which may be butuf *dato by several years and must be supplemented <br />with collected field data. <br />Aerial PhOtogitoMmetyy services will be provided by an perial <br />photogrammetry firm In conjunction with Wagner Engineering,& <br />Survey. WE$ will set Vertical and horizontal controls for the project'in <br />accor4once with City standards, prior to the aerial survey. Following the <br />00101 survey, supplemental ground shoU can be gqllocted at <br />Intersections for traffic signal modifications and ADA upgrades, as <br />needed. <br />PAVOM.Ont VIsu9I.CoftdI*on Survey <br />As a first order of work upon Notice to Proceed, CSG Will conduct a <br />visual condition survoyto.evatuate the existing pavement condition for <br />the street segments Identified as In need of pavement rehabilitation In <br />the RFP. The visual condition survey will consist of photographs of the <br />site to document the current condition of the site, and <br />t0CQMMeudstk)hS based on the visual assessment. Some assumptions <br />would be mode about the existing structural section thickness and R- <br />values to develop design recommendations. <br />rNOMPIO OfPW&MIlt rehawliatim <br />Exormle offselined Pavernew rw1ure <br />Example Qf Plaing <br />Pavement DeAlgri Report and Testing (Optloral) <br />CSG has teamed with GooAdvantec Inc. (GAI) to provide supplemental <br />pavement services. if needed, GAI can perform deflectingtestIng and coring, In addition to the visual <br />condition survey Included in the base scope. If authorized, coring will be performed to determine the <br />thickness and R-value of the existing structural section. <br />CSG will prepare a pavement design report Identifying the analysis procedures aria tests used for the <br />Investigations, a description and limitations of any pavement rehabilitation materials listed In the <br />rehabilitation recommendations, two or more pavement rehobilitotion design alternatives, the, raw test data, <br />exhibits Identifying location of pavement cares taken,photos taken during the Investigations, and an <br />economic analysis of the rehabliltationalternatIvas based on CSG's previlouslydesigned and constructed <br />pavement project unit costs. <br />25E-345 <br />