Granite Construction Company 5/1/2018

1 8-01.3(1)C6 Environmentally Acceptable Hydraulic Fluid I 2 All equipment containing hydraulic fluid that operates over surface waters of the state or 3 below the OHWM, shall be equipped with an environmentally acceptable hydraulic fluid. Il 4 The fluid shall meet specific requirements for biodegradability, aquatic toxicity, and 5 bioaccumulation in accordance with the United States Environmental Protection Agency 6 (EPA) publication EPA800-R-11-002. Acceptance shall be in accordance with Section 1Il - 7 06.3, Manufacturer's Certification of Compliance. 8 9 The designation of environmentally acceptable hydraulic fluid does not mean fluid spills 10 are acceptable. The Contractor shall respond to spills to land or water in accordance 11 with the Contract. 12 I 13 8-01.3(1)C7 Turbidity Curtain 14 All Work for the turbidity curtain shall be in accordance with the manufacturer's 15 recommendations for the site conditions. Removal procedures shall be developed and 16 used to minimize silt release and disturbance of silt. The Contractor shall submit a Type 17 2 Working Drawing, detailing product information, installation and removal procedures, 18 equipment and workforce needs, maintenance plans, and emergency 19 repair/replacement plans. 20 21 Turbidity curtain materials, installation, and maintenance shall be sufficient to comply 22 with water quality standards. 23 24 The Contractor shall notify the Engineer 10 days in advance of removing the turbidity 25 curtain. All components of the turbidity curtain shall be removed from the project. 26 27 8-01.3(1)C1 Disposal of Dewatering Water 28 This section is revised to read: 29 30 When uncontaminated groundwater is encountered in an excavation on a project it may 31 be infiltrated within vegetated areas of the right of way not designated as Sensitive 32 Areas or incorporated into an existing stormwater conveyance system at a rate that will 33 not cause erosion or flooding in any receiving surface water. 34 35 Alternatively, the Contractor may pursue independent disposal and treatment 36 alternatives that do not use the stormwater conveyance system provided it is in 37 compliance with the applicable WACs and permits. , 38 39 8-01.3(1)C2 Process Wastewater 40 This section is revised to read: 41111 42 Wastewater generated on-site as a byproduct of a construction process shall not be 43 discharged to surface waters of the State. Some sources of process wastewater may be 44 infiltrated in accordance with the CSWGP with concurrence from the Engineer. Some 45 sources of process wastewater may be disposed via independent disposal and 46 treatment alternatives in compliance with the applicable WACs and permits. 47 48 8-01.3(1)C3 Shaft Drilling Slurry Wastewater 49 This section is revised to read: 50 1 51 Wastewater generated on-site during shaft drilling activity shall be managed and 52 disposed of in accordance with the requirements below. No shaft drilling slurry 53 wastewater shall be discharged to surface waters of the State. Neither the sediment nor HOT MIX ASPHALT OVERLAY-2018 PAGE 28 OF 53 March 6,2018 WORK ORDER#3667 AMENDMENTS TO STANDARD PROVISIONS