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' manufactured using a polypropylene non -woven geotextile and sewn by a double-needle machine , using a high strength nylon ' thread . The bag shall have a fill spout large enough to accommodate a 4-inch pump discharge hose . Straps shall be attached to the bag to secure the hose and prevent pumped water from escaping without being filtered . 2 . Installation : Install in accordance with the manufacturer' s specifications . Use as many filter bags as required , at no additional ' cost to the OWNER . Dispose of the bags offsite , at no cost to the OWNER . If the bags are placed on aggregate to facilitate filtration efficiency, do not use limerock aggregate . 3 . Product: The filter bag shall be supplied with lifting straps . a . " DIRTBAG 53 or 55 as applicable , " supplied by ACF Environmental , Inc. ( 1 -800-448-3636 ) . b . " DANDY DEWATERING BAG " supplied by Dandy Products , Inc . ( 1 -800-591 -2284 ) . C . Or equivalent . ' D . Curb Inlet Protection : 1 . Filter stormwater before it enters curb inlets . 2 . Installation : Install in accordance with the manufacturer' s specifications . Use as many of the specified filtration devices as required , at no additional cost to the OWNER . 3 . Removal : The filtration devices shall become the property of the OWNER upon completion of the project. When they are no longer needed , carefully remove and clean the filtration devices and contact Indian River County Road and Bridge Division ( 772-5085 ) , which will provide a truck to pick them up . Load the filtration devices onto the County truck . ' 4 . Product : All materials shall be new and unused . The length of the curb inlet filtration device shall be at least 24eet longer than the curb inlet opening . ' a . "GUTTERBUDDY , " supplied by ACF Environmental , Inc . ( 1 - 800-448-3636 ) . 1 b . Or equivalent. E . Catch Basin Protection : ' 1 . Filter stormwater before it enters catch basins (drop inlets ) . The "sack" shall be manufactured from woven polypropylene geotextile and sewn by a double- needle machine , using a high strength nylon thread . The sack shall be manufactured to fit the opening of the ' catch basin or drop inlet and it shall have the following features : two dump straps attached at the bottom to facilitate emptying ; lifting loops as an integral part of the system to be used to lift the sack from the basin ; and a yellow restraint chord approximately halfway up the sack to keep the sides away from the catch basin walls . The Last revised 3/31 /03 02225-6 EAST GIFFORD FAPublic Works\KeithM\Stormwater Projects\Gifford East\Construction Contract\Technical Specifications\Final ' Specifications\Division 2\02225 - Erosion Control & Treatment.doc