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REQUEST FOR PROPOSAL (RFP) <br /> <br />Professional Engineering Services <br /> <br /> for the <br /> <br />City of Ramsey Aerial Topography <br /> <br /> Ramsey, Minnesota <br /> <br />I. Introduction <br /> <br />March, 2003 <br /> <br />The City of Ramsey, Minnesota is seeking proposals from qualified firms to provide professional services <br />to provide aerial topographical information for the entire City limits. <br /> <br />II. Scope of Services <br /> <br />The provider will be required to furnish all labor, materials, transportation, tools, supplies, equipment, etc. <br />necessary for the following scope of services: <br /> <br />1. Collection of Aerial Vertical Photography and Aerial Vertical Digital Imagery <br /> <br />2. Collection and processing of aerial image positions and orientation parameters, utilizing ground <br /> control as provided by the City of Ramsey's consultant. <br /> <br />Production of a 2 foot contour Digital Terrain Model with mass points and break lines. Vertical <br />Accuracy requirements of DTM are less than 1 foot for 95% of DTM and 2 foot for 100% of the <br />DTM. <br /> <br />Production of a Digital Orthophoto (seamless orthorectified mosiac). Horizontal accuracy <br />requirements of Digital Orthophoto are less than 2.5 foot for 95% of DTM and 5 foot for 100% of <br />the Digital Orthophoto. <br /> <br />5. Planimetric Feature Collection including building footprints (polygons), roads, trails, sidewalks, <br /> driveways, parking lots, railroads, shorelines, drainage ways, swamps, and woods (polygons). <br /> <br />-15- <br /> <br /> <br />