Case No. 81CW245 Little Snake River Water Management Project

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r 6. Storage facilities for materials capable of causing water pollution, if accidentally discharged, shall be located so as to prevent any spillage into waters, or channels leading into water, that would result in substantial harm to fish and wildlife or to human water supplies. 7. The Grantee shall carry on all operations in a workmanlike manner, -- having due regard, for .the safety of employees; and shall safeguard with fences, barriers, fills, covers, or other effective devices, pits, cuts, and other excavations which otherwise would unduly imperil life, safety, or "'property of other persons. 8. The Grantee shall transport, store, handle and use explosives as follows: a. Only electronic detonators shall be used for blasting. b. In the use of explosives, the Grantee shall exercise the utmost care not to endanger life or property and shall be responsible for any and all damages resulting from the use of explosives and shall adopt precautions that will prevent damage to surrounding objects. The Grantee shall furnish and erect special signs to warn the public of its blasting operations. Such signs shall be placed and It_ maintained so as to be clearly evident to the public during all critical periods of the blasting operations, and shall include a warning statement to have radio transmitters turned off. c. All explosives shall be stored in a secure manner, in c=pliance with local laws and ordinances, and all such storage places shall be marked "DANGEROUS - EXPLOSIVES." Where no local laws or ordinances apply, storage shall be provided satisfactory to the Forest Officer in charge, and in general, not closer than 1,000 feet from the road or fran any building or camping area. d. When using explosives, the Grantee shall adopt precautions which will prevent damage to landscape features and other surrounding objects. When directed by the Forest Officer in charge, trees within an area designated to be cleared shall be left as a protec- tive screen for surrounding vegetation during blasting operations. Trees so left shall be removed and disposed of after blasting has been completed. When necessary, and at any point of special danger, the Grantee shall use suitable mats or some other approved method to smother blasts. 9. If, during excavation work, items of substantial archeological or paleontological value are discovered, or a known deposit of such items is disturbed, the Grantee will cease excavation in the area so affected. He will then notify the Forest Service and will not resume excavation until written approval is given. 10. The Grantee will ensure slope stabilization and prevent soil loss throughout the authorized area by carrying out the following erosion control provisions: a. Topsoil shall be stripped from construction areas and be deposited in storage piles apart fran other excavated material. After construction has been completed, and the resulting dis- turbed areas have been reshaped and smoothed as required, the stored topsoil shall be evenly spread over exposed topsoil, to the extent that may be practicable, and shall be revegetated.