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<br />materials or pollutants from the surface of the pavement, through application of <br />water under pressure with elevated temperatures used in the cleaning process and <br />the collection of the waste and water. The water is to be filtered to one (1) micron <br />particulate size and shall comply with NPDES requirements. <br /> <br />1.18 This method is to produce measurable results, which will capture and remove at <br />least 95% of the waste pollutants, dirt, and other debris from the pavement <br />surfaces. The Contractor will be responsible for the disposal of all recovered <br />waste in accordance with all applicable local, state and federal laws and <br />regulations. <br /> <br />1.19 Power wash liquids should be applied to the surface at minimum water <br />temperature of250. F. Power wash shall be applied to the various surfaces at an <br />operating pressure of 3500 PSI. <br /> <br />1.20 Cleaning chemicals used in the performance of the work activities shall be within <br />the following OSHA Hazard Standards guidelines: <br /> <br />1. NFP A Hazardous Materials Identification System <br /> <br />. Health <br />. Flammability <br />. Reactivity <br />. Contact Hazard <br /> <br />1 <br />o <br />o <br />o <br /> <br />2. Reactivity <br /> <br />. Stable <br />. No conditions to avoid <br />. No incompatibility <br />. No hazardous decomposition or by-products <br />. No hazardous polymerization <br /> <br />1.21 To comply with the requirements of the City's NPDES permit and the Clean <br />Water Act, contractor must apply Best Management Practice for all his <br />operations. No discharges will be allowed into the storm drain system or any <br />type drain system. Appropriate cost for circumvention of the storm drain system <br />discharges are assumed incorporated in the bid. Prior to pressure washing block <br />adjacent storm drains with sand bags or booms. Collect all waste from the <br />pressure washing and dispose of properly. <br /> <br />GENERAL CONDITIONS <br /> <br />The following is included as an attachment to the basic contract and must be complied <br />with by the contractor. <br />