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• E~Nil3~T Iq <br />.SCk L`DUlfc ~{ 7 <br />(UO1JD fNCz ci9LCUtJ1T~uu5 FoR /Yt R~47~ <br />• Technical Revision Bond Summarv <br />Attachment 10 Exhibit 1 <br />The following cost estimates are based on Basin's contract work <br />conducted during the 1992 exploration program. <br />1. Reqrade Drill Pads: <br />Total pad disturbance for 1 sites is 6,400 ft2. <br />Reqrade using small dozer - 560./hr. <br />Estimated time is 1 hour per 1000 ft2. <br />6.4 hrs x $60./hr ...............................$ 384. <br />2. Reseed Drill Pads-and New Roads: <br />a) Drill sites......0.15 acres <br />b) New roads........0.96 acres <br />(a + b) = l.ll acres x 5250./acre ..............5 279. <br />3. Reqrade Roads: <br />a) New roads.. ...... 3,000 ft. <br />... <br />b) Existing roads...... 5,000 ft. - <br />• (a + b) = 8,000 ft x 1 hr/500 ft. x S60./hr..~ .5 960. <br />4. Backfill Mudpits: Size = 40' x 8' x 6' <br />a) One pit per site........1 <br />b) Contingency pits....... 1 <br />(a + b) = 2 pits x 4 hrs/pit x S60./hr..........5 480. <br />5. Cementing Cased Holes: <br />Assume worst case bottom to top. <br />Total footage: 885 ft. from Table 2. <br />Hole (Casing) diameter: 6 5/8 inch OD <br />Number of holes: 1 <br />a) Cement Grout: (Estimated footage) <br />825 ft. <br />825 ft x 51.05/ft ..............$ 866. <br />b) Abandonment Fluid: (Gel Type) <br />0 <br />0 x $0.15/ft ..................S 000. <br />• c) Drill rig, water truck, b labor: <br />6 hrs x $125./hr......... ..S 750. <br />