BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Clogged d Stream (C CS) Any filling of a strea am bed, usually in a narrrow valley, with AML o originated siilt and debriis carried downstream d m by surface runoff. This s causes re duced carryying capacitty of the stre eam resulting g in a dange er to improve ed property and human n health and d safety. A C CS is measu ured in miles of stream th hat will be dredged to abate a the pro oblem.

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Clogged d Stream La and (CSL) Any AML L-related su urface mining spoil pile or bank, mi ne waste, o or earth matterial disturb bed by mining activity which could be b eroded and a cause a CS. For the e CSL to be e a Priority 1 or Priority 2, 2 demonstrrate that the resulting CS C will cause e property d damage and d/or create a threat to human hea alth and safe ety. CSL are e measured d in acres off land affectted by spoil, mine wa aste, and earth material that are dirrectly contrib buting to the e CS. Those piles and banks which are ide entified and included in DH (dange erous highwa all), DS (dangerous slid de), and DI (d dangerous impoundme i ent) shall no ot be repeate ed for CSL problems.

 

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Dangero ous Highwa all (DH) Any AML L-related un nprotected highwall h loca ated in close e proximity to a popula ated area, pu ublic road, or other area of o intense visitation, v wh hich poses a threat to p public health h and safetyy.

 

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Dangero ous Impoun ndment (DII) Any AML L-related larrge-volume water impo oundment w hich poses a threat to h human health and safe ety. Example es are mine e waste emb bankments, sedimentattion ponds, or undergro ound mine wa ater pools wh hich could flood f and ca ause catastrrophic destrruction to do ownstream property if the waterr retention structure s we ere to fail.

The desc cription of a DI must giv ve evidence e of a weak,, unstable, o or otherwise e inadequatte impound ding structurre, such as lack of an emergency e sspillway or improper prrimary spillw way.

 

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Dangero ous Pile or Embankment (DPE) Any AML L-related wa aste pile or bank locate ed within clo ose distance e to a popula ated area, public ro oad, or otherr area of intense visitation which p poses a danger to public health and d safety by y its unstablle steep slope or wind-blown dust and grit.

 

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Dangero ous Slide (D DS) Any AML L-related lan ndslide that endangers human hea alth and saffety. Examples include, mine wa aste piles or surface min ne spoil which are unsttable due to o their own w weight or lubricatin ng effects off mine drain nage water and a threate n destructio on of improvved propertyy located uphill u or dow wnhill from the t landslide e area.

 

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Gases: Hazardous s or Explosiive (GHE) AML-rela ated venting g of hazardo ous or explo osive gases . Those pro oblems identtified and included under othe er Problem Types T shall not be repe eated for a G GHE problem. The GHE designattion is used for gases frrom an unde erground m mine fire whe en the propo osed reclamattion technique would in nvolve sealin ng gas ventts or restrictting access to the gas plume. The T Undergrround Mine Fire (UMF)) problem tyype is used w when reclam mation would require mitigating m th he fire.

 

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Hazardo ous Equipm ment or Fac cilities (HEF F) Any AML L-related dilapidated ha azardous eq quipment orr facilities located within n close proxximity to popula ated areas, along public roads, or other areass of intense visitation.

 

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Hazardo ous Water Body B (HWB B) Any impo ounded watter, regardle ess of depth h or surface area that iss considered d an attractiive nuisance e and is loca ated within close c proxim mity to a pop pulated area, public roa ad, or otherr areas of intense visitation. Impo ounded watter problemss related to water pollution instead d of physical hazards sh hould be included under PWAI or P PWHC.

The haza ard must result from so ome AML-re elated featurre(s) such a as steep or u unstable ba anks, hidden underwater u ledges, l or ro ocks or deb bris on the b bottom. The fact that a p pond is pressent is not sufficient evidence of a hazard.

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Industrial or Resid dential Was ste (IRW) Any AML L-impacted area which has been used u illegallyy for residen ntial or indu ustrial waste e disposal that poses a danger to o public hea alth and safe ety from unssanitary con nditions or frrom the toxic c emissions from the bu urning refuse e.

 

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  BUREAU OF ABANDONED MIN NE RECLAMATIO ON 

Portal (P P) Any AML L-related su urface entran nce to a drifft, tunnel, ad dit, or entry which is no ot sealed or barricade ed and is po osing a thre eat to public health and safety.

 

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Polluted d Water: Ag gricultural and a Industrial (PWAI)) or industria Any surfface or subs surface wate er used for agricultural a al purposes which doess not meet sta andards (esp pecially thos se for suspe ended solids, acid or allkaline cond ditions, or he eavy metals concentratio c ns) because e of AML-re elated impacct. Current ttest results should be supplied demonstra ating the sub bstandard co onditions. T The standard ds that are set for the w water use shou uld also be stated. s

 

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Polluted d Water: Hu uman Cons sumption (P PWHC) Any surfface or subs surface wate er used for human h conssumption orr recreationa al waters ussed for swimming that does not meet standards (especiall y those for suspended solids, acid d or alkaline conditions, or heavy metals conce entrations) b because of A AML related d impacts. Current test t results demonstratting pollution n should be e recorded in n e-AMLIS.

 

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  BUREAU OF ABANDONED MIN NE RECLAMATIO ON 

Subside ence (S) Any surfface express sion of AML L-related subsidence w hich damag ges propertyy and posess danger to human sa afety and he ealth. These e may be ten nsion crackks, troughs, shearing faults, or caving g caused by y AML-relate ed undergro ound mine vvoids. There e must be evvidence of subsiden nce activity and/or conttinued dama age within th he last five yyears. If sub bsidence re esults in an iso olated pothole or vertica al opening (V VO), see th e VO Proble em Type be elow.

 

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Surface Burning (S SB) Any AML L-related co ontinuous co ombustion of o mine wastte material resulting in smoke, hazze, heat, or venting of hazardous h gases g locate ed within a cclose distan nce to a pop pulated area a, public ro oad, or otherr public use area and posing p a dan nger to publlic health an nd safety. Burning must be currently occu urring or be demonstratted to occurr on a regula ar basis. Burning in a mine dump, even ifi beneath th he surface o of the materrial, is surfa ace burning.

 

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Undergrround Mine e Fire (UMF F) Any AML L-related co ontinuous sm moke, haze,, heat, or ve enting of hazzardous gasses from undergro ound mine coal c combus stion posing g a danger tto public hea alth and saffety.

 

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    BUREAU OF ABANDONED MIN NE RECLAMATIO ON        Vertical Opening (V VO) Any AML L-related ve ertical or steeply-incline ed shaft or o opening whicch is not se ealed or barricade ed and pose es a threat to t the public c health and d safety. Alsso included are instancces where su ubsidence results r in an n isolated po othole or verrtical openin ng that has become a hazard.

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