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discharge water' s TSS and turbidity measurements exceed these pre- <br /> construction background values by 29 NTUs for turbidity , then the discharge <br /> from the CONTRACTOR' s operations is defined to be polluted . <br /> D . Pollution Always Occurs When . . . The discharge is defined to be polluted <br /> whenever any of the following is present in the discharge water: <br /> ( 1 ) Hazardous waste or hazardous materials in any quantity , <br /> (2 ) Any petroleum product or by- product in any quantity , <br /> (3 ) Any chemical in any quantity , or <br /> (4 ) Concentrated pollutants . <br /> E . Above paragraphs 1 . 6 . 13 , 1 . 6 . C , and 1 . 6 . D do not in any way , limit the types of <br /> conditions in which pollution may be determined to occur. <br /> 1 . 7 PENALTIES FOR NONCOMPLIANCE WITH THIS SECTION <br /> A . In addition to the OWNER' s other remedies listed herein , if the CONTRACTOR <br /> fails to comply with this Section and erosion or pollution is caused by <br /> dewatering water or stormwater runoff from the construction site , the OWNER <br /> will report the violations to the Indian River County Code Enforcement Board , <br /> SJRWMD , Indian River Farms Water Control District (or other F . S . Chapter <br /> 298 Drainage District , as appropriate ) , and other pertinent regulatory or <br /> enforcement agencies . <br /> PART 2 - MATERIALS AND INSTALLATION <br /> 2 . 1 GENERAL <br /> A . Staked Silt Fences : <br /> 1 . General : Use silt fences to control runoff from the construction site <br /> where the soil has been disturbed . <br /> 2 . Installation : Install per the manufacture ' s recommendations and as <br /> specified herein . In general , install the silt fence in a manner that allows <br /> it to stop the water long enough for the sediment to settle while the water <br /> passes through the silt fence fabric . All supporting posts shall be on the <br /> down -slope side of the fencing . Place the bottom of the fabric 6- inches <br /> minimum , under compacted soil to prevent the flow of sediment <br /> underneath the fence . Otherwise , install in accordance with FDOT Index <br /> No . 102 . <br /> 3 , Removal : Contractor is responsible for removal of silt screens . <br /> 4 . Product : All material shall be new and unused . Use FDOT Type IV silt <br /> fences where large sediment loads are anticipated , where slopes are 1 : 2 <br /> (vertical : horizontal ) or steeper, or as directed by the ENGINEER ; <br /> otherwise use FDOT Type III silt fence . <br /> (a ) For FDOT Type III Silt Fence - ACF Environmental , Catalog No . <br /> 360800000 , Florida DOT Silt Fence . U . S . Sieve = 30 , tensile <br /> 01025-7 Technical Specifications <br /> F :\Engineering\Capital Projects\0803 17th Lane SW Roadway Improvements from 27th Ave to approx. 900 LF east of 27th Ave\0803 <br /> Contract Documents\Technical Specifications.doc <br />