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1. Certified site survey at 1 -inch =40 -feet scale or larger but not greater than 1 -inch = 20 -feet scale, on reproducible mylar(s) 24 -inch by 36 -inch, indicating the building corners, sidewalks, paved areas and location of all above ground structures within the plant or project site. 2. Certified drawing showing the location, lines and grades of all lines 4 -inch in diameter and larger buried and exterior to buildings and other buried facilities (e.g. valves, tanks, vaults, etc) installed as a result of the work This shall be at the same scale as the Engineer's yard piping drawing and submitted on reproducible mylar. 3. Certified survey at the same scale as the Engineer's line drawings (e.g. transfer piping, force main, water transmission, etc) indicating lines, grades, elevations and stationing at 20 -feet increments. Provide elevations of structure bottom, pipe invert(s) and rim elevations on all manholes. E. Topographical surveys shall meet the following criteria: 1. 1 -inch = 100 -feet scale reproducible plot, 2 foot contours. 2. Produced on national map accuracy standards for 1 -inch = 100 -feet scale maps with 2 foot contour intervals 3. Contractor shall submit computer generated drawing files in AutoCAD 2005 format on CD-R/RW disks. All entries shall be place on layers named to describe the entity being mapped. All elevation information in the AutoCAD file shall be in an appropriate three dimensional format. A digital terrain model (DTM) AutoCAD file containing adequate three dimensional points and break lines to accurately model the surface shall be submitted. The DTM file shall be compatible for use with SoftDesk S.7 software. F. Survey shall include all the requirements as outlined in Paragraph 1.06 below. 1.04 QUALIFICATIONS OF SURVEYOR OR ENGINEER A. Registered professional Engineer or land surveyor of the discipline required for the specific service on the project, currently licensed in the State of Florida. 1.05 SURVEY REFERENCE POINTS A. Existing basic horizontal and vertical control points for the project are those designated on Drawings. S. Locate and protect control points prior to starting site work and preserve all permanent reference points during construction. 1. Make no changes or relocations without prior written notice to the Engineer. 2. Report to the Engineer when any reference point is lost or destroyed. or requires relocation because of necessary changes in grades or locations. 3. Require surveyor to correctly replace project control points which may be lost or destroyed a. Establish replacements based on original survey control. 01050-2 D \DIVISION 1101050 Field Engineering doc