Section 90.91. Requirements

Section 90.92. Signs and markers

Section 90.93. Casing and sealing of drilled holes and underground workings

Section 90.94. [Reserved]

Section 90.95. [Reserved]

Section 90.96. Topsoil: general requirements

Section 90.97. Topsoil: removal

Section 90.98. Topsoil: storage

Section 90.99. Topsoil: redistribution

Section 90.100. Nutrients and soil amendments

Section 90.101. Hydrologic balance: general requirements

Section 90.102. Hydrologic balance: water quality standards, effluent limitations and best management practices

Section 90.103. Precipitation event exemption

Section 90.104. Hydrologic balance: diversions

Section 90.105. Stream channel diversions

Section 90.106. Hydrologic balance: erosion and sedimentation control

Section 90.107. Hydrologic balance: treatment facilities

Section 90.108. Hydrologic balance: sedimentation ponds

Section 90.109. Hydrologic balance: discharge structures

Section 90.110. [Reserved]

Section 90.111. Hydrologic balance: impoundments

Section 90.112. Hydrologic balance: dams, ponds, embankments and impoundments—design, construction and maintenance

Section 90.113. Hydrologic balance: coal processing waste dams and embankments

Section 90.114. [Reserved]

Section 90.115. Hydrologic balance: groundwater monitoring

Section 90.116. Hydrologic balance: surface water monitoring

Section 90.116a. Hydrologic balance: water rights and replacement

Section 90.117. [Reserved]

Section 90.118. [Reserved]

Section 90.119. Hydrologic balance: discharge of water into an underground mine

Section 90.120. Hydrologic balance: permanent postdisposal renovation of sedimentation ponds, diversions, impoundments and treatment facilities

Section 90.121. [Reserved]

Section 90.122. Coal refuse disposal

Section 90.123. [Reserved]

Section 90.124. Coal refuse disposal: site inspection

Section 90.125. Coal refuse disposal: construction requirements

Section 90.126. Coal refuse disposal: burning

Section 90.127. Coal refuse disposal: disposal in underground coal mines

Section 90.128. Coal refuse disposal: active surface mines

Section 90.129. Coal refuse disposal: abandoned unreclaimed surface mines

Section 90.130. Coal refuse dams

Section 90.131. [Reserved]

Section 90.132. [Reserved]

Section 90.133. Disposal of noncoal wastes

Section 90.134. Haul roads and access roads: general

Section 90.135. [Reserved]

Section 90.136. [Reserved]

Section 90.137. [Reserved]

Section 90.138. [Reserved]

Section 90.139. [Reserved]

Section 90.140. Haul roads and access roads: restoration

Section 90.141. [Reserved]

Section 90.142. [Reserved]

Section 90.143. [Reserved]

Section 90.144. [Reserved]

Section 90.145. [Reserved]

Section 90.146. Other transportation facilities

Section 90.147. Support facilities and utility installations

Section 90.148. Blasting

Section 90.149. Air resources protection

Section 90.150. Protection of fish, wildlife and related environmental values

Section 90.151. Revegetation: general requirements

Section 90.152. Revegetation: timing

Section 90.153. Revegetation: introduced species

Section 90.154. Revegetation: agriculture crops

Section 90.155. Revegetation: species

Section 90.156. Revegetation: seedbed preparation

Section 90.157. Revegetation: mulching

Section 90.158. [Reserved]

Section 90.159. Revegetation: standards for successful revegetation

Section 90.160. Revegetation: techniques and frequency of measurement

Section 90.161. Prime farmland: special requirements

Section 90.162. Prime farmland: soil removal

Section 90.163. Prime farmland: soil stockpiling

Section 90.164. Prime farmland: soil replacement

Section 90.165. Prime farmland: revegetation

Section 90.166. Postdisposal land use

Section 90.167. Cessation of operations: temporary

Section 90.168. Cessation of operations: permanent