2009-05-12_PERMIT FILE - C1980005 ‎(2)‎

• Permit No: C1980005
• IBM Index Class Name: Permit File
• Doc Date: 5/12/2009
• Section_Exhibit Name: Tab 12 Operation Plan
• Media Type: D
• Archive: No

• Road art slopes will not be steeper than 1v:1.5h in
urnaTLSOlidated material or 1v: 0.25h 1.r1 rack. 'Ills minimt*m
factor of safety for all road cut slopes will be 1.5.
F~nY~nlrnwnt fill slopes will not be steeper than lv:2h, except
where embanlanertt material is a miniiman 85 percent rock.
Fhibarilanerrt slopes will not be steeper than 1v:1.35h unless it
has been demonstrated to the regulatory authority that
embankment stability will result. ?he miniimm, safety factor
for all e:nbanlooents will be 1.25.
All vegetation material and topsoil, as determined under
4.06.2, will be removed frmn beneath the design roadbed,
shoulders, aryl surfaces where associated structures will be
placed, and will be stored in accoxdanoe with 4.06.3.
IInbanlarents will not be ~ on side slopes steeper
than lv:3h or 33 percent unless the existing ground is plowed,
• stepped or if in bedroc~.k, keyed in a manner which incr~r=
the stability of the fill.
Material used for embanlatpnts will be reasonably free of
organic material, coal or coal blossom, frozen materials, wet
or peat material, natural soils containing organic matter or
any other material considered n.~~,;table for use in embankment
construction by the Division. t3ccess or ~m~»table material
from excavations will be disposed in accordance with 4.09.1.
Material for ow~sttvction of embankments will oat~e fr~n the
vicinity of the mining area and will be non-toxic and of a
non-acid producing nature.
Material containing, by volume, less than 25 percent of rack
larger than 6 inches in greatest dimension will be spread by
scrapers or dozers in sucoe,.sive uniform layers not exceeding
. 12 irr~les in thi~mess before car action.
12-37c Revised 08/20/93