PERMFILE51909 - Laserfiche WebLink

Home Browse Search

.- '. • UNITED STATES DEPARTMENT OF AGRICULTURE SOIL CONSERVATION SERVICE Norwood Field Office PO Eox 488 Norwood, Colorado 811x23 ~._,F'ebruary 1$, 1979 San Miguel County Board of Commissioners Road and Bridge Department San Miguel County Courthouse Telluride, Colorado 87135 Attn: Gene Cross - Dear Gene: Yesterday I made afield visit of the countyrs gravel pits in the Basin, Egnar and the Troy F:ose ranch to familiarize rgyse]S xith the landscape, and certify that the soil surveys xe had of the areas xere actually representative of the sites, We do net have a soil survey of the Basin area, Hoore~rer, mapping unit /{2 of the Dolores River Basin report fairly accurately describes the Basin pit, The soil appeared to be a clay loam texture, '!'here is cobble to the surface. Slcpes are fairly gentle, about 6~, There appeared to be 1 to 1~ Feet cf soil material adjacent to the pit, as xell as a fairly large stockpile o£ soil material that could be used for tops oiling, The Egnar pit is located on the Pulpit portion of the Bowdish-PuJ.p.; soil complex. Typically the Pulpit fraction has a loam surface layer Ea „~r about !I inches thick, over a clay loam subsoil of 18 inches, This overlies P~i~ /n res~bles a auarrl~rathersthan~a teCical thlacereraravelmoit clofee 4 Y YP~ °P 1t g P~ s there is little to b., done with the side slopes, Whatever spoil is eft after the gravel is removed can be shaped and blended for resee~.ng, The Applebaugh ~~it above Placerville is located on the Losee gravelly sandy loam soil series, Slopes are nearly level, The surface is a gravelly sandy loam +about 7 inches thick, over a cobbly sandy loam subsoil about 7 inch~:s thick, In R4' field visit I noticed ver',/ ]itte soil material available for surfacing, It is my understanding that ;!.r, Applebaugh xanted to have the pond remain after the gravel operation. I xould recommend that the area be graded and shaped after the gra~rel is t removed, to aid revel;etation, ~~s.,,•~~'rThe Norwood airport pit is located on the Uracca portion of the Uracca- ~'"~>} t 9 Cerro soil complex. The surface of the Uracca part is a gravelly loam i`• «< about 10 inches thicF:, The subsoil is a 5 inch gravelly clay loam, The pit on the Troy Rose ranch is located on a Cheyenne sandy loam soil series, It typical]y has a sandy loam surface about 8 inches thick, The subsoil is a stratafied gravelly sandy loam about 24 inches thick, overlying sand and gravel, Slopes range from 0 to 3~. There xas a large stockpile of soil material, and it should be fairly easy to scatter it once the gravel operations cease, 0