Laserfiche WebLink
1.5 CONSTRUCTION SCHEDULE <br /> SWD will schedule installation of the GW monitoring well after approval of <br /> drilling permit from San Joaquin County Environmental Health Department <br /> (EHD). Drilling and installation of GW well will take minimum of 4 working <br /> days. The work hours will be Monday to Friday from 7:00 am to 4.30 pm. <br /> 1.6 UTILITIES CLEARANCE <br /> Prior to drilling, Underground Service Alert(USA)will be notified. Drilling <br /> location near overhead power lines will be checked for drill rig clearances <br /> before drilling: Well location will be adjusted as needed. <br /> 2.0 WELL DRILLING <br /> The well will be drilled and developed by Gregg Drilling, a licensed C-57 <br /> Contractor. A hollow stem auger drill rig is anticipated to be used to drill the <br /> wells. If the drillings becomes difficult, then a different type of drill rig will be <br /> brought in. <br /> SWD's consultant soils Engineer or Geologist will observe the drilling and <br /> develop a boring log. Spoils will be dispersed around the drilled boring. <br /> 2.1 UNCOMPLETED ®RINGS <br /> If the boring is not drilled to depth by the end of a working day,the hollow stem <br /> auger will be left in the uncompleted boring. The opening of the auger will be <br /> covered to prevent materials falling inside the auger. The drilling area will be <br /> cordoned with safety cones. <br /> 2.2 ABANDONED B®RING <br /> Borings that are difficult to drill or do not encounter groundwater will be <br /> abandoned as determined in the field by SWD. A new boring will be drilled. <br /> Abandoned borings will be grouted with neat cement. <br /> 3.0 WELL CONSTRUCTION AND COMPLETI <br /> It is anticipated that the groundwater wells will be constructed immediately after <br /> drilling. Well construction will be according to the well details (Figure 2) and to <br /> the technical specifications (Appendix A). SWD's consulting Soil's Engineer or <br /> Geologist will log the well installation and provide well logs. <br /> PI-14M-6 GW Well Installation San Joaquin County <br /> September 17,2014 Department Of Public Works <br /> 2 Solid Waste Division <br />