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Section 02310 <br /> HORIZONTAL DIRECTIONAL DRILLING <br /> 10. Site restoration <br /> D. Equipment Listing <br /> Detailed listing and description of the major pieces of equipment to be used including size <br /> of all engines, mud handling capacity, drill rig torsional and pulling capacity. <br /> E. Anchoring Drill Rig <br /> Method and details for anchoring drill rig. <br /> F. Profile and Trajectory <br /> Proposed directional drill profile and trajectory showing elevations and station numbers. <br /> G. Description of Methods and Equipment <br /> Detailed description of the methods and equipment proposed for tracking, monitoring and <br /> steering the drill head including proposed location limits for placing guidance wire if <br /> required. <br /> H. Detail of Pulling Head <br /> Detail drawing of pulling head and attachment to pipe. <br /> I. Groundwater Control Plan <br /> Groundwater control plan and methods. <br /> J. Drilling Fluid Management Plan <br /> Detailed drilling fluid management plan consisting of the following: <br /> 1. Description of drilling fluid and additives proposed to be used. Include Material <br /> Safety Data Sheets and manufacturer's descriptive data sheets on all materials. <br /> 2. Estimated quantity of bentonite, water and additives required. <br /> 3. Hole volume and drilling fluid volumes required. <br /> 4. Time required and pumping rates for pilot hole and reaming. <br /> 5. Source and amount of fresh water required. <br /> Walnut Grove Sewer Project(Conformed) 02310-4 SAO 160401 <br /> March 2008 N:\sa0160401\Specs\WG Conform0ty 2\02310.doc <br />