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HomeMy WebLinkAbout3713-6Xlll. HYDROSEEDING SPECIFICATIONS (iF APPLICABLE): A. GENERAL: The hydromulch shall be applied in the form of a slurry consisting of wood cellulose fiber, seed, chemical additives, commercial fertilizer and water. When hydraulically sprayed on the soil surface, the hydromulching shall form a blotter like ground cover impregnated uniformly with seed and fertilizer and shall allow the absorption of moisture and rainfall to percolate to the underlying soil. B. EQUIPMENT: Hydraulic equipment used for the application of the fertilizer, seed, and slurry of prepared wood pulp shall be of the "super hydro—seeder type as approved by the Landscape Architect. C. APPLICATION: The operator shall spray the area with a uniform visible coat by using the green color of the wood pulp as a guide. The slurry shall be applied in a sweeping motion in an arched stream so as to fall like rain allowing the wood fibers to build on each other until a good coat is achieved and the material is spread at the required rate per acre. D. TIME LIMIT. All slurry mixture which has not been applied within four hours after mixing will be rejected and removed from the project at the Contractor's expense. E. PROTECTION: Special care should be exercised by the Contractor in preventing any of the slurry being sprayed inside any reservoir basin or onto drainage ditches and channels which may impede the free flow of rain or irrigation water. Any slurry spilled into restricted areas shall be cleaned up at the Contractor's expense to the satisfaction of the Landscape Architect or Owner. F. MAINTENANCE AND IRRIGATION: Once the slurry mulch has been applied and allowed to set for one day, the slope shall then be irrigated. There is no set irrigation requirements in gallons per minute. Duration of time and number of gallons to be applied will vary from day to day and system to system depending on the rate of growth and climatic conditions encountered. As a rule of thumb, the soil surface must be kept moist at all times, particularly during the seeding germination period (30 days). G. RESEEDING: All bare spots shall be reseeded (sodded, if hydroseed is turf mix), by the Contractor within 45 days providing the lock of cover growth or mulch is not due to inadequate irrigation or erosion caused by excessive watering by the Owner. XIV. REPLACEMENTS: A. GENERAL: The Contractor shall immediately replace any and all materials which for any reason die or ore damaged while under the Contractor's care. Replacements shall be made with plant of like kind and size in the some manner as specified for the original planting (see guarantee "XVII—C" and "XVII—D" for definition of death and replacements). XV. CLEAN—UP: A. GENERAL: After all installation operations have been completed, all trash, excess soil, empty plant containers and rubbish shall be removed from the property. All scars, ruts or other marks in the area caused by this work shall be repaired and the ground left in a neat and orderly condition throughout the site. Contractor shall pick up all trash resulting from this work no less than each Friday before leaving the site, once a week and/or the last working day each week. All trash shall be removed completely from the site. B. TOP SOIL: Excess topsoil shall be removed from the site. C. NEATNESS: Leave the sidewalks and street in a neat and clean condition at the end of each working day. D. REMOVAL OF TAGS: Remove all tags, labels, nursery stakes and ties from all plants unless otherwise directed, only at the end of all installations. XVI. PROTECTION: A. GENERAL: At all times during construction, adequate protection shall be provided for all areas against damage of any kind, until final acceptance by the Landscape Architect. B. RESPONSIBILITY. The Contractor shall be held responsible for the care and preservation of all existing buildings and structures on the property and adjacent premises. Any port of them injured, damaged or disturbed because of his work shall be repaired, replaced or cleaned by him at his expense. XVII. GUARANTEE: A. SHRUBS: All shrubs shall be guaranteed as to growth and health for a period of ninety (90) days after completion of the specified maintenance period and/or final acceptance by the Owner. B. TREES: Trees shall be guaranteed to live and grow in acceptable upright position for six (6) months after the specified maintenance period and/or final acceptance by the Owner. The Owner must provide adequate maintenance to ensure the extended guarantee on trees. C. DEFINITION OF DEATH: Plants which die or lose more than 307. of their original leaves shall be replaced. D. REPLACEMENT. The Contractor, within seven (7) days of written notification by the Owner, shall remove and replace all guaranteed plant materials which for any reason, fail to meet the requirements of this guarantee. Replacement shall be made with plant materials as indicated or specified for the original planting and all such replacement materials shall be guaranteed as specified for the original guarantee material. XVIII. MAINTENANCE. A. SCOPE: After all work indicated on the drawings or herein specified has been completed, inspected, and approved by the Owner or the Owner's Representative, the Contractor shall maintain all planted areas by means of continuous watering (including monitoring and adjusting watering), weeding, rolling, mowing, spraying, reseeding, edging and/or any other operations necessary for their care and upkeep for a period of not less than ninety (90) days. At the end of the maintenance period, all plant materials shall be in a healthy, growing condition. B. WEED CONTROL: All planted areas shall be kef� t free of debris and shall be weeded at not more than ten (10) day intervals. Areas that do not have a pre—emer ent weed killer shall also be cultivated at not more than ten 710) day intervals. C. FERTILIZING: All planted areas shall receive a fertilizer application of 20 pounds per 1,000 square feet of Gro—Power 58 days following the beginning of maintenance. Water in thoroughly after application. D. CONDITION OF SITE. During the maintenance period, keep the project neat and free from debris at all times. Obtain the Owner's approval for on—site storage of equipment or maintenance materials. XIX. FINAL CONSTRUCTION INSPECTION AND FINAL MAINTENANCE INSPECTION: A. FINAL CONSTRUCTION INSPECTION: When all landscape improvements have been installed in accordance with the plans and specifications, the Contractor shall notify the Landscape Architect and request a "Final Construction Inspection". If the Landscape Architect determines the work to be substantially complete and in conformance with plans and specifications, the Contractor will be advised that the basic maintenance period is started. 1. In order to be substantially complete, at least the following must have been finished: a. All fine grading, including elimination of low points that hold runoff. b. A complete and operable irrigation system. C. Installation of all materials. d. Seeding of all seeded areas. 2. Minor pick—up items may be completed during the basic maintenance period such as: a. Resodding of bare spots in lawn. b. Replacement of damaged or nonconforming plant material. C. Re—staking or tying of trees. d. Lowering of irrigation heads to grade after turf has been established. e. Filling of settled areas caused by application of normal watering. f. Replacement of unauthorized substitutions. B. FINAL MAINTENANCE INSPECTION: At the end of the maintenance period and when ground covers and turf hove been established and all pick—up items have been completed, the Contractor will be advised by the Landscape Architect at the final inspection that work is or is not satisfactory. 1. If the work is satisfactory, the basic maintenance period will end on the dote of the final inspection. 2. If the work is unsatisfactory the basic maintenance period will continue at no additional expense to the Owner until the work has been completed, inspected and approved by the Landscape Architect. C. FAILURE TO PASS INSPECTION: If work fails to pass final inspection, any subsequent inspections must be rescheduled as per above, and will be charged to the Contractor at the prevailing hourly rate of the Landscape Architect. SPECIFICATIONS ARE IN ADDITION TO CITY REQUIREMENTS i SPECIFICATIONS L6 ; 60F6 04-105 0 C= DIAL TWa WORKING BEFORE DAYS BEFORE YOU DIG YOU DIG TOLL FREE 1-800-226-2600 PUBLIC SERVICE BY UNDERGROUND SERVICE ALERT 2 MY REoURM RMSKM 20DEC04 SHOULD CONSTRUCTION OF THE REQUIRED •!6• IMPROVEMENTS NOT COMMENCE WITHIN TWO YEARS OF THE DATE OF APPROVAL SHOWN HEREON AND CARRIED FORTH IN A DILIGENT MANNER, THE CITY ENGINEER MAY REQUIRE REVISIONS TO THE PLANS TO BRING THEM INTO CONFORMANCE WITH DATE STANDARDS IN EFFECT.RLA D W L A Oble Wo/do Londsco Architecture 59 R e 9W �" (714)730-3547 far (71'�%JO'�7 � mr*w � CITY OF FO NTANA, CALIFORNIA MAPLE GROVE LMD LANDSCAPE PLAN DRAWN BY: BASELINE RD. & MAPLE AVE. TRA T 16743 D.R. #04-014 UOVE SCALE: As Noted DESIGNED BY:T. DATE: 4 OCT 04. Dale Waldo 2528 CExp, 12/31/04) CHECK�atBe:D --//. / - :;k7, DRAWING NO.: 3713 6A 6 REV REVISION DESCRIPT1pN DATE ENGR. CITY INEE , R 1152