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12 March 2021 C-1981-044/Williams Fork Mines RAR <br />ROADS Rule 4.03 <br />Construction 4.03.1(3) 14.03.2(3); Drainage 4.03.1(4) I4.03.2(4); Surfacing and Maintenance <br />4.03.1(5) and (6) 14.03.2(5) and (6); Reclamation 4.03.1(7) 14.03.2(7) <br />o The Haul Road was dry, in good repair and well maintained at the time of inspection. <br />o Access roads around the site appeared in good repair with no ruts or standing water. <br />o Ditches appeared to be functioning adequately. <br />HYDROLOGIC BALANCE Rule 4.05 <br />Drainage Control 4.05.1, 4.05.2, 4.05.3; Siltation Structures 4.05.5, 4.05.6; Discharge <br />Structures 4.05.7, 4.05.10; Diversions 4.05.4; Effluent Limits 4.05.2; Ground Water Monitoring <br />4.05.13; Drainage- Acid and Toxic Materials 4.05.8; Impoundments 4.05.6, 4.05.9; Stream <br />Buffer Zones 4.05.18 <br />o Unless otherwise noted, pond banks and dams appeared stable at the time of inspection. <br />o None of the ponds held water at the time of inspection. <br />o Ditches were dry, and functioning adequately. <br />o Spoil spring weir appears rusted. Replacement is warranted once flow ceases in July. <br />o The spoil spring was flowing and samples were obtained during the inspection. <br />TOPSOIL RULE 4.06 <br />Removal 4.06.2; Substitute Materials 4.06.4(4); Storage and Protection 4.06.3; Redistribution <br />4.06.4 <br />o No instability, rilling or gullying were noted on the observed topsoil piles. <br />o Piles appeared to be marked appropriately with tposts. <br />o Refuse pile has been topsoiled and graded as of 12 Dec 2021. <br />o Topsoil depths were measured at the refuse pile. Two transects comprising 10 holes were <br />sampled. Transect 1 trended E/W and transect 2 trended N/S. Averaged depth for <br />these holes adequately met permit requirements as shown in the illustration below. <br />o Several small rills about 2 inches deep and 6 to 8 feet long were noted in the fresh topsoil <br />at the refuse pile. This is expected, and warranted no concern. <br />o The refuse pile will be seeding this spring. <br />Mapl: Location of 10 topsoil sampling <br />locations along two transects across the <br />refuse pile. <br />Number of Partial Inspection this Fiscal Year: 7 <br />Number of Complete Inspections this Fiscal Year: 4 <br />