bridges, sluices, and dams may be csructed and main- (g) damage to or deotion or loss of fossils, historic
<br /> tained by Purchaser on and across the contract area, or prehistoric ruins, or artifacts. Prior to the termina-
<br /> subject to direction of the Authorized Officer. improve- tion of bond liability or at any other time when required
<br /> ments so made which might constitute a fire hazard and to the extent deemed necessary by the Authorized
<br /> must be removed prior to the expiration of this contract Officer, the Purchaser shall reclaim all areas of the \\\
<br /> or left in condition satisfactory to the Authorized Officer. surface which have been disturbed as required, remove
<br /> (b) Government employees, engaged in official busi- or cover all debris or solid waste,and,so far as possible,
<br /> ness, shall have the right to use existing improvements. repair the offsite and ofsite damage caused by his ac-
<br /> Such employees shall also be permitted to use improve- tivity or activities incidental thereto, and return access
<br /> ments constructed by Purchaser on his own of Govern- roads or trails and the described lands to an acceptable
<br /> ment lands and used in operation under this contract, condition including the removal of structures, if required.
<br /> at such times and in such manner as not to interfere The Authorized Officer shall prescribe the steps to be
<br /> unduly with Purchaser's operations. taken by the Purchaser to protect the surface and the
<br /> (c) Purchaser shall permit Government to use, for environment and for the reclamation of the described
<br /> purposes of management and protection of its resources, lands and other lands affected by operations on the
<br /> any roads built or maintained by him on the contract area, described lands and improvements thereon, whether or
<br /> and any roads owned or controlled by him which extend not the improvements are owned by the Government.
<br /> from the contract area to a public road. Furthermore,Pur- Timber or water may be obtained only on terms and
<br /> chaser shall, during the term of this contract as set out in conditions imposed by the Authorized Officer.
<br /> Sec. 2 of Contract for the Sale of Units of Materials(Form
<br /> 3600-5)or Sec. 2 of Contract for Sale of Mineral Material Sec. 9. Sanitation; stream pollution — (a) As directed
<br /> (Form 3600-3)hereof, permit any other person authorized by the Authorized Officer, Purchaser shall keep the
<br /> by Government, to use such roads by the most reasonably vicinity of established camps used in connection with
<br /> direct route to a public road for the removal of any mineral this contract in a clean and sanitary condition. Rubbish
<br /> materials from public lands within the contract area, Pro- shall be removed and properly burned or buried at least
<br /> vided, however, that such use shall not interfere unrea. once each week during the occupancy and upon removal
<br /> sonably with Purchaser's use of such roads, and that fair of the camps.
<br /> compensation, as agreed upon between Purchaser and the (b) Purchaser shall not allow streams and springs
<br /> other user, shall be paid to Purchaser for such use or, in to become obstructed or polluted by operations under
<br /> the absence of their mutual agreement,such compensation this contract and shall install sewage-treatment equip-
<br /> as Authorized Officer shall determine to be fair and ment if so required by applicable law.
<br /> reasonable.
<br /> (d) All existing roads or roads constructed and Sec. 10. Fish and wildlife — Purchaser shall conduct
<br /> used by Purchaser on the contract area, shall be placed operations in a manner that will offer the least possible
<br /> in serviceable condition by him to the satisfaction of disturbance to fish and wildlife, exercise no methods
<br /> the Authorized Officer at, or prior to, termination of of control or interference with such fish and wildlife
<br /> the use thereof. Bridges and trestles on such roads without authority first obtained from the authorized
<br /> shall be leftin safepassable conditionfor motor vehicles representative of the Secretary of the Interior or the
<br /> or replaced by the grading of suitable bypass sections, State Game and Fish Commission, and make no claim
<br /> against Government or the State because of damage
<br /> Sec. 7. Antiquities and objects of historic -value — The by such wildlife to his improvements. Purchaser shall
<br /> Purchaser shall immediately bring to the attention of comply with all State and Federal laws and regulations
<br /> the Authorized Officer any antiquities or other objects relating to fish and wildlife and take such actions as
<br /> of historic or scientific interest,including,but not limited is necessary to assure compliance with those laws
<br /> to, historic or prehistoric ruins fossils or artifacts, , and regulations by his contractors, subcontractors,discovered as a result of operations under this contract, and employees of any of them.
<br /> and shall leave such discoveries intact. Failure to Sec. 11. Existing improvements — Improvements already
<br /> comply with any of the terms end regard
<br /> to the imposed on the contract area which are necessary for operational
<br /> by the Authorized Officer with regard to the preserve- purposes may not be used by Purchaser without the
<br /> tion of antiquities may constitute a violation of the prior written consent of the Authorized Officer. No
<br /> Antiquities Act(16 U.S.C. 431-433). Prior to operations,
<br /> the Purchaser shall furnish to the Authorized Officer alterations may be made to existing improvements with-
<br /> i a certified statement that either no archaeological values out the prior written consent of the Authorized Officer
<br /> exist or that they may exist on the described lands to and, when made, shall be of a standard of construction
<br /> the best of the Purchaser's knowledge and belief and comparable to existing improvements. Existing im.
<br /> that they might be impaired by its operations. If the provements, such as fences, roadways, stock trails,
<br /> Purchaser furnishes a statement that archaeological and watering places shall be kept in operating con-
<br /> values may exist where the land is to be disturbed or oc-
<br /> cupied, the Purchaser will engage a qualified archaeolo- Sec. I2. !Utility facilities — Purchaser shall protect
<br /> gist, acceptable to the Authorized Officer, to survey and telephone lines, fences, roads, trails, bridges, and
<br /> salvage, in advance of any operations, such archaeologi- other improvements so far as possible in contract area.
<br /> cal values on the 4ands involved. The responsibility for Purchaser shall rom t]
<br /> the coat for the certificate, survey, and salvage will be P P Y 'repair any damage. tl this
<br /> borne by the Purchaser and such salvaged property shall is not done promptly, the Authorized Officer may make
<br /> remain the property of the Government or the surface owner. repairs and Purchaser shall be charged with double
<br /> the expense thereof.
<br /> Sec. S. 'Profectton o 'D% environment (land, air, and Sec. 13. Reappraisals_ Mineral materials remaining:
<br /> water) and improvements —The Pure 9; _&1r the contract area, title to which has not passed to the
<br /> all mitigating actions required by the Authorised Gaiter purchaser, shall be reappraised,by (W Autharlsd
<br /> to prevent: (a) soil erosion or damage to crops or other Officer at intervali Of S tab reappraised
<br /> vegetative cover on Federal or non-Federal lands in the prices shall become the new omit prices for the purpose
<br /> vicinity; (b)the Pollution of lard, air, or water; (c)seis- of sdjusting the installment payment. such reappraisals
<br /> mic activity, or noise emissions; (d) damage to aesthetic shall be made in accordance with standard appraisal
<br /> and recreational values; (e) damage to fish or wildlife techniques, how ver the adjusted price of the mineral
<br /> or their habitats; (f) damage to or removal of improve- material beir vised shall not be less than the
<br /> ments owned by the United States or other parties; or original co,
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