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TABLE OF CONTENTS <br />Table of Contents iii Date Revised: 8/1/24 <br />Revision No: MR-257 <br />4.05.3 DIVERSIONS AND CONVEYANCE OF OVERLAND FLOW AND SHALLOW GROUNDWATER FLOW AND <br />EPHEMERAL STREAMS DRAINING A WATERSHED LESS THAN ONE SQUARE MILE ..................................................... 9 <br />4.05.4 STREAM CHANNEL DIVERSIONS (RELOCATION OF STREAMS) .................................................................. 9 <br />4.05.5 SEDIMENT CONTROL MEASURES ............................................................................................................ 10 <br />4.05.6 SEDIMENTATION PONDS ......................................................................................................................... 10 <br />4.05.7 DISCHARGE STRUCTURES ....................................................................................................................... 12 <br />4.05.8 ACID-FORMING AND TOXIC-FORMING SPOIL .......................................................................................... 13 <br />4.05.9 PERMANENT AND TEMPORARY IMPOUNDMENTS .................................................................................... 13 <br />4.05.10 UNDERGROUND MINE ENTRY AND ACCESS DISCHARGES .......................................................................... 14 <br />4.05.11 GROUND WATER PROTECTION ................................................................................................................... 14 <br />4.05.12 PROTECTION OF GROUNDWATER RECHARGE CAPACITY ............................................................................ 15 <br />4.05.13 SURFACE AND GROUNDWATER MONITORING............................................................................................. 17 <br />4.05.14 TRANSFER OF WELLS ................................................................................................................................. 17 <br />4.05.15 WATER RIGHTS AND REPLACEMENT .......................................................................................................... 17 <br />4.05.16 DISCHARGE OF WATER INTO AN UNDERGROUND MINE ............................................................................. 18 <br />4.05.17 POST-MINING AND REHABILITATION OF SEDIMENTATION PONDS, DIVERSIONS, IMPOUNDMENTS, AND <br />TREATMENT FACILITIES ........................................................................................................................................... 18 <br />4.05.18 STREAM BUFFER ZONES ......................................................................................................................... 18 <br />4.06 TOPSOIL .......................................................................................................................................................... 21 <br />4.06.1 GENERAL REQUIREMENTS ...................................................................................................................... 21 <br />4.06.2 REMOVAL ............................................................................................................................................... 21 <br />4.06.3 STORAGE ................................................................................................................................................ 22 <br />4.06.4 REDISTRIBUTION .................................................................................................................................... 23 <br />4.06.5 RECONDITIONING ................................................................................................................................... 24 <br />4.07 SEALING OF DRILLED HOLES AND UNDERGROUND OPENINGS .................................................. 24 <br />4.07.1 GENERAL REQUIREMENT ........................................................................................................................ 24 <br />4.07.2 TEMPORARY SEALING ............................................................................................................................ 24 <br />4.07.3 PERMANENT SEALING ............................................................................................................................ 24 <br />4.07.4 ABANDONMENT IN DESIGNATED GROUNDWATER BASINS ..................................................................... 24 <br />4.08 USE OF EXPLOSIVES ............................................................................................................................... 24 <br />4.08.1 GENERAL REQUIREMENTS ...................................................................................................................... 24 <br />4.08.2 PRE-BLASTING SURVEY ......................................................................................................................... 25 <br />4.08.3 PUBLIC NOTICE OF BLASTING SCHEDULE ............................................................................................... 26 <br />4.08.4 SURFACE BLASTING REQUIREMENTS...................................................................................................... 27 <br />4.08.5 RECORDS OF SURFACE BLASTING ACTIVITIES ........................................................................................ 28 <br />4.08.6 SEISMOGRAPHIC MEASUREMENTS .......................................................................................................... 29 <br />4.09 DISPOSAL OF EXCESS SPOIL AND UNDERGROUND DEVELOPMENT FILL WASTE ............ 29 <br />4.10 COAL PROCESSING WASTE BANKS .................................................................................................... 29 <br />4.11 COAL PROCESSING WASTE .................................................................................................................. 29 <br />4.11.1 BURNING ................................................................................................................................................ 29 <br />4.11.2 BURNED WASTE UTILIZATION ................................................................................................................ 29 <br />4.11.3 RETURN TO UNDERGROUND WORKINGS ................................................................................................ 30 <br />4.11.4 DISPOSAL OF NONCOAL WASTE ............................................................................................................. 30 <br />4.11.5 DAMS AND EMBANKMENTS .................................................................................................................... 30 <br />4.12 SLIDES AND OTHER DAMAGE .............................................................................................................. 30 <br />4.13 CONTEMPORANEOUS RECLAMATION ............................................................................................. 35 <br />4.14 BACKFILLING AND GRADING .............................................................................................................. 35 <br />4.14.1 GENERAL REQUIREMENTS ...................................................................................................................... 35 <br />4.14.2 GENERAL GRADING REQUIREMENTS ...................................................................................................... 38