56 -- Drilling Services, Project Shoal Area Corrective Action Unit (CAU) 447 Churchill County Nevada

AMENDMENT NO. 2Request for Proposal No. 06-CC-1034 Effective January 12, 2006, Request for Proposal No. 06-CC-1034 is amended as set forth below: Statement of Work - Monitoring Well Installation - Drilling Services Project Shoal Area Corrective action Unit 447 Churchill County, Nevada, Rev. 1, dated December 2005 is revised as follows: Page 27, Section 3.3.3 - Plastic Liners: Reads .. plastic (polyethylene or similar) liner with a minimum of 40-mil thickness Change to: .. plastic (polyethylene or similar) liner with a minimum of 6-mil thickness Page 30 - second bullet - Reads: Plastic liner materials (e.g., high-density polyethylene (HDPE) - 40 mil) as under liners for drill rig, fuel storage, and support equipment with potential for leaks or spills of hydrocarbons (e.g., diesel, engine oil hydraulic fluid). Change to: Plastic liner materials (e.g., high density polyethylene (HDPE) - 6 mil) as under liners for drill rig, fuel storage, and support equipment with potential for leaks or spills of hydrocarbons (e.g., diesel, engine oil, hydraulic fluid). All else remains the same. Offerors are required to sign this Amendment and include in their proposal. Except as stated herein, all requirements, terms and conditions of the Request for Proposal remain unchanged and in full force and effect. Signature: Printed Name: Offeror: Date: vailability with the prior approval of the SNJV onsite supervisor. Question: Will the schedule be 24/7? Answer: The drilling schedule is to be 24 hours per day 7 days per week. Question: How far down is the fiber optic cable running through the pad? Answer: Depth ranges from 2 - 4 feet and will be marked. Question: Is there FAR/Dear Flow down clauses that apply to the approved drilling contractor? Answer: Yes, the flows down clauses are contained in the Request for Proposal (RFP). Question: Is there a sample of the subcontract? Answer: Yes, a sample is attached. Question: Is dust control required for the Shoal drilling project? Answer: Dust control is required for the actual drilling operation. Question: Will Stoller-Navarro Joint Venture (SNJV) run the water supply well? Answer: Yes, it is SNJV's responsibility to provide water at the Cross M Ranch location. Question: How thick is the sheeting that goes under the rigs? Is it 40 mil as stated in the Statement of Work? Answer: The correct size of the liner should be - a minimum of 6 mil. An Amendment will be issued to correct the Statement of Work. Question: Can Development fluids and cuttings be placed in the dug pits? Answer: Yes. Question: Will SNJV place fencing around the pits? Answer: Yes, SNJV will place construction fencing around the open pits. Question: Can two rigs be used for completion of the drilling project? Answer: Yes, as long as they are fully staffed. Question: Will Stoller-Navarro Joint Venture (SNJV) provide Health & Safety Training? Answer: SNJV will participate in tail gate safety briefings which will be conducted prior to each shift as well as providing Integrated Safety Management System (ISMS) briefings. No other Health and Safety training will be provided. Question: What accommodations are there for restrooms? Answer: SNJV plans on providing one middle executive restroom trailer (the men's side has two stalls, two sinks and three urinals. The women's side has four stalls and two sinks). This unit is self-contained and once a week maintenance service will be provided by SNJV. The amenities include linoleum floor, paneled walls, 220-baseboard heat, A/C, fluorescent tube lights and windows with blinds. Question: Will the Shoal drilling project provide any type of on-site security for the equipment being used? Answer: No, site operations are to be conducted on a 24-hour a day basis with staffing from both the drilling subcontractor and SNJV present at all times. Question: How many office trailers will be on the Shoal drilling site? Answer: SNJV plans on renting one Mobile Field Office Trailer-Open Bay Security 8 x 40 and one Mobile Field Storage and Office Combination Trailer, 8 x 40. The drilling subcontractor is responsible for providing their respective office space. Question: If living quarters are provided for a tool pusher on site, would it be a problem for living quarters to be set up a short distance down the road from the site? Answer: There is adequate space approximately 300 feet above the drilling site to locate living quarters for a tool pusher. Contractor shall provide a signed acknowledgement in their proposal response