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P 135 <br /> • <br /> • <br /> • <br /> i <br /> ill <br /> t <br /> tir28.2.x.1 <br /> The geutextrle fabnc shalt be furnished in a wrapping which will protect the fabric <br /> from ultraviolet radiation and from abrasion due to shipping and hauling.The geotextilc <br /> is to be kept dry until installer! <br /> The Contractor shall furnish the engineer at the time of delivery of the geotextilc fabric <br /> a manufacturer's Certificate of Compliance that the gcotextile fabric as furnished meets <br /> the above requirements. <br /> 628.2.8.2 Fence Support System. The fence support system shall comply with plan <br /> rellrr;remcnts <br /> 628.2,9 Silt Screen. <br /> 628,2.9.1 Screen Fabric, The fabric shall comply with the following physical <br /> frlirller lie». <br /> TEricknCys 15 mils <br /> Grab l ensile Strength -• 120 pounds min, <br /> Equivalent Opening Site 170 min, <br /> (Il S St,xnda!d Sieve) <br /> Seams. All seams shall be heat sealer; or sewn. <br /> 1 Flotation, 8-inch diameter solid expanded polystyrene log type or approved equal <br /> with approximately 20 lbs./tt.buoyancy,Polystyrene beads or chips shall not be used for <br /> t ' flotation <br /> I,' Main Load Line 5/16-inch cable <br /> u 1 ii Ballast, A 5/16-inch chain <br /> , <br /> I; 628.3 Construction Methods, <br /> 628.3.1 General. 'the contractor shall deliver 25 percent of the plan quantity of Ero- <br /> sion Mat, Erosion Bales or Silt Fence. as the case may be, to the project site prior to <br /> starting any construction operations, unless otherwise directed by the engineer. The re- <br /> maining amount required to fit actual site Conditions, determined in consultation with <br /> • the engineer,shall be delivered in sufficient time to permit installation as provided herein <br /> 1 after for the specific material. <br /> ii <br /> 628.3.2 Erosion Mat. a; <br /> ' 628.3.2,1 General, The erosion mat shall be placed on a specified area immediate] <br /> after the seeding or sodding Yl <br /> ,, g g have been completed, All stones or clods ove <br /> 1 1-1/2 inches in diameter and all roots,sticks or other foreign material which would inter <br /> i fere with the mat bearing completely on the soil or sod shall be removed prior to placing <br /> .i the mat <br /> 1 <br /> I,' Any small stones or clods which prevent contact of the mats with the soil shall be: t <br /> pressed in the soil with a small l iwn-lypc roller or by other effective means.The mat shall <br /> have its lateral edges so impressed in the soil as to permit runoff water to flow over it; <br /> In the event methods and details for placing erosion mat are incorporated in the pla <br /> the work shall conform thereto <br /> I Any seeded areas damaged or destroyed during erosion mat placing operations shal <br /> be reseeded as specified for the ongmat seeding. <br /> 4 AU surplus excavation or materials, and all stones, clods or other foreign mate <br /> removed in the preparation of the seeded soil or sodded surface for placing the mat,Sh if <br /> l.f be disposed of by the contractor , <br /> Following the placing of th. mat, water shall be uniformly applied to the area s. <br /> ciently to moisten the seedbed to a depth of two inches and in a manner to precl F <br /> wasiiiiie ur rrusit}u <br /> t• <br /> , a <br /> •iti8 l <br /> r <br />