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The Contractor shall be responsible for locating all underground utility lines to Insure the <br />safety of his /her work crew and to protect, in place, existing utility equipment before <br />commencing any excavation. Contractor shall contact the Projects Manager or designee <br />and Underground Service Alert (1.800227 -2600) 48 hours before commencing any <br />excavation, to locate underground service lines. <br />III. TECHNICAL MAINTENANCE SPECIFICATIONS <br />A. TREE INVENTORY <br />(1) Upon contract award, the successful Proposer shall be required to provide a <br />complete update of the City's tree Inventory at no additional cost to the City and <br />submit the completed Inventory to the City within six (6) months of the contract <br />award. The tree Inventory data shall conform to the existing tree Inventory <br />database and Include but not be limited to the following data fields: <br />(2) Tree Location <br />A Global Positioning System (GPS) tree inventory shall be created with a <br />new database using the City's standardized addressing system for all <br />City owned or maintained easement,,The Contractor shall be..regulred to <br />create an EBRI AreGIS compatible "shaoefile" <br />2, The inventory shall be capable of showing the location of every existing <br />tree site and vacancies on the City's existing GIS base maps (streets, <br />parcels, addresses, ROW and hardscape, etc,). <br />3, The tree inventory shall be conducted by visiting each tree site or vacant <br />planting site and plot the position. The data shall be compatible with the <br />latest version of ArcVlew, The minimum accuracy shall be not more than <br />one (1) sub- meter. <br />4. The systems should be able to export a shapefile that includes all tree <br />attributes. Latitude /Longitude, Species, Height, DBH, Age or Date <br />Planted (if available), ID number (for linkage to maintenance records), <br />etc. <br />(3) Tree condition <br />General condition of individual trees <br />2. Condition of surrounding hardscape (i.e. displaced or recent repairs or <br />any lift over three quarters (3/4 ") <br />IV. GENERAL MAINTENANCE REQUIREMENTS <br />All maintenance functions shall be performed In accordance with the following specifications. The <br />City shall have the right to determine schedule days and the extent and frequency of additional <br />"as needed" services. Standards and frequencies may be modified from time to time as deemed <br />necessary by the City for the proper maintenance of the listed trees. <br />All operations will be conducted so as to provide maximum safety for the public and minimize <br />disruption of the public use of City streets. <br />25B -23 <br />