D-41P Containment and cleanup of an accidental spill shall be con- 

 ducted as soon as possible following its discovery, unless 

 otherwise specified by the land manager. 



Methods and techniques. 



D-42P During the control of spill oil or oil-field substances, no 



dispersants, emulsifiers, or other chemical agents shall be 



used without permission in writing from the land manager as to 



the type or kind of chemical to be used and the rate, time, and 

 method of application. 



D-43P In the event of an accidental spill or discharge of oil or any 

 other petrochemical substance, the permittee shall take such 

 measures as may be necessary or requested by the land manager 

 to disperse and prevent waterfowl, wading birds, and shorebirds 

 from using oil-contaminated marsh areas. 



D-97 All field personnel are instructed to burn immediately any oil 

 accidently escaping anywhere in the field. Permittee will not 

 be held responsible for any damage to refuge marshland vegeta- 

 tion as a result of such burning. 



D-44P Unless otherwise authorized by the land manager, the permittee 

 shall conduct all cleanup operations occurring in shallow semi- 

 aquatic areas or on firm marsh substrates by boat an/or by hand, 

 The use of marsh buggies, draglines, and other similar heavy 

 equipment in such areas in prohibited. 



D-45P 



The permittee shall take all reasonable precautions necessary 

 during the spill containment and cleanup phases to minimize dis- 

 turbances to the marsh surface, existing drainage patterns, and 

 marsh vegetation. 



D-46P The permittee shall take all necessary precautions to avoid 



damaging the root systems of oil-contaminated marsh flora. If 

 such vegetation is mechanically removed, only the aerial por- 

 tions should be taken. 



Restoration. 



D-47P Following the cleanup phase of a brine or oil spill, the per- 

 mittee shall, unless otherwise authorized by the land manager, 

 restore the affected area to its original preaccident or better 

 condition as specified by the land manager. Restoration measures 



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