19E - RFP - STREET TREE MAINTENANCE

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2. The inventory shall be capable of showing the location of every existing tree site and vacancies on the City's existing GIS base maps (streets, parcels, addresses, ROW and hardscape, etc.). 3. The tree inventory shall be conducted by visiting each tree site or vacant planting site and plot the position. The data shall be compatible with the latest version of ArcView. The minimum accuracy shall be not more than one (1) sub - meter. 4. The systems should be able to export a shapefile that includes all tree attributes. Latitude /Longitude, Species, Height, DBH, Age or Date Planted (if available), ID number (for linkage to maintenance records), etc. (3) Tree condition General condition of individual trees 2. Condition of surrounding hardscape (Le, displaced or recent repairs or any lift over three quarters (3/4 ") IV. GENERAL MAINTENANCE REQUIREMENTS All maintenance functions shall be performed in accordance with the following specifications. The City shall have the right to determine schedule days and the extent and frequency of additional ..as needed" services. Standards and frequencies may be modified from time to time as deemed necessary by the City for the proper maintenance of the listed trees. All operations will be conducted so as to provide maximum safety for the public and minimize disruption of the public use of City streets. Hazardous evaluation of trees or palms at time of trimming and reported through work order system. While performing work of any type, the tree worker should inspect for any obvious hazards related to trees, including uplifted sidewalk segments (lifted over three quarters (3/4 "), all hazardous situations should be corrected or promptly reported to the City. Any structural defector weakened tree shall be reported to the City's designated representative. This information will be updated, at a minimum, on a weekly basis. Remove leaves, weeds, trash, and other debris from landscaped areas and disposed of off -site. Clean sidewalks, roadways, and any other areas littered or soiled by Contractor maintenance operations. Maintain the premises free of debris at all times. Upon completion of any work project, the Contractor shall remove remaining excess materials, waste, rubbish, debris, and his /her construction and installation equipment from the premises. Any dirt or stains caused by the work shall be removed. Existing City trash containers shall not be used for the disposal of debris collected by the Contractor. Prune trees adjacent to roadway intersections to provide adequate sight distance for vehicles entering the intersection. Prune trees materials so that all traffic control signs are clearly visible to approaching drivers. City of Santa Ana Street Tree Maintenance RFP Page 23 19E-26