Rodarte Construction Inc Everett Station Parking Expansion

I I1 2 The designation of biodegradable hydraulic fluid does not mean fluid spills are acceptable. 3 The Contractor shall respond to spills to land or water in accordance with the Contract, the I 4 associated SPCC Plan, and all applicable local, state, and federal regulations. 5 6 8-01.3(1)C7 Turbidity Curtain I 7 All Work for the turbidity curtain shall be in accordance with the manufacturer's 8 recommendations for the site conditions. Removal procedures shall be developed and used 9 to minimize silt release and disturbance of silt. The Contractor shall submit a Type 2 I 10 Working Drawing, detailing product information, installation and removal procedures, 11 equipment and workforce needs, maintenance plans, and emergency repair/replacement 12 plans. 13 I 14 Turbidity curtain materials, installation, and maintenance shall be sufficient to comply with 15 water quality standards. 16 17 The Contractor shall notify the Engineer 10 days in advance of removing the turbidity 18 curtain. All components of the turbidity curtain shall be removed from the project. 19 I 20 8-01.3(1)C1 Disposal of Dewatering Water 21 This section is revised to read: 22 23 When uncontaminated groundwater is encountered in an excavation on a project it may be I 24 infiltrated within vegetated areas of the right of way not designated as Sensitive Areas or 25 incorporated into an existing stormwater conveyance system at a rate that will not cause 26 erosion or flooding in any receiving surface water. I 27 28 Alternatively, the Contractor may pursue independent disposal and treatment alternatives 29 that do not use the stormwater conveyance system provided it is in compliance with the 30 applicable WACs and permits. 31 32 8-01.3(1)C2 Process Wastewater 33 This section is revised to read: I 34 35 Wastewater generated on-site as a byproduct of a construction process shall not be 36 discharged to surface waters of the State. Some sources of process wastewater may be I 37 infiltrated in accordance with the CSWGP. Some sources of process wastewater may be 38 disposed via independent disposal and treatment alternatives in compliance with the 39 applicable WACs and permits. 40 41 8-01.3(1)C3 Shaft Drilling Slurry Wastewater 42 This section is revised to read: 43 44 Wastewater generated on-site during shaft drilling activity shall be managed and disposed 45 of in accordance with the requirements below. No shaft drilling slurry wastewater shall be 46 discharged to surface waters of the State. Neither the sediment nor liquid portions of the I 47 shaft drilling slurry wastewater shall be contaminated, as detectable by visible or olfactory 48 indication (e.g., chemical sheen or smell). 49 I City of Everett Page AM-74 Amendments Everett Station 80 Stall Parking Expansion June 2019