Sluice Box Definition

National Pollutant Discharge Elimination System (NPDES) FACT ...
Water and stream bed material through a suction intake conduit to a sluice box from which gold (14)[33 USC §1362(14)]. The definition of point source has been further defined in court cases interpreting these definitions, such as in, League of Wilderness Defenders v. Forsgren, 309F3d 1181 ... Access Full Source

1200/200/ 100 mm were earned out The sluice box was placed over a magnetic unit in which permanent could serve loi Inline definition of the technological conditions 2 I Xi'l R1M1 MM Ml [HODS The cxpuimuiis «uı eıııud oui in a pilot scale ... Read Document

Suction Dredge PAC Meeting Summary- 02-11-10
Almost all the mercury settles out in the first 6-8 inches of the sluice box. The undercurrent traps the finer gold. • Definition should be consistent with fed regulations. • Mining is a paramount use of the river, ... View This Document

Gold Mining definitions Provided By HMMC.
This definition glossary is an exerpt from the "Modern Gold Dredging©" series of books and is provided for our web site's visitors & customers personal a sluice box. Thus, materials moving across the sluice riffle system will not settle out of suspension and deposit properly. ... Retrieve Full Source

By definition, the des ign disc harge does not overtop the road. Onc e the design disc harge is determined, a headwater can be determined. When the rise of a culvert exc eeds 4 feet, box culverts sh ould be c onsidered since they may offer cost advantages. ... Doc Viewer

National Pollutant Discharge Elimination System (NPDES) FACT ...
sluice box is often further separated by panning the sluice extract. (14)]. The definition of point source has been further defined in court cases interpreting these definitions, such as in, League of Wilderness Defenders v. Forsgren, 309F3d 1181, 1184-1185 (9. th. Cir 2002) and Rybachek v. ... Retrieve Here

SERIES 3000 SLUICE GATE - Specialty Pumps & Valves - Rainey ...
Floor box, stem extension and coupling. PARTS LIST No. Name No. Name 1 Frame 7 Stem 2 Cover 8 Lift 3 Wedge 9 Extension Stem 4 Thrust Nut 10 Stem Guide 5 Guide Rail 11 Floor Box The sluice gates shall be Waterman Model S-3000 or approved equal. General ... Return Doc

Artisanal Small-scale Alluvial Gold Mining In Papua New Guinea
Artisanal Small-scale Mining, sluice box, mercury pollution, sustainable development model, Alluvial Mining Lease Introduction Definition of Artisanal and Small-scale Mining (ASM) Wide ranges of definition have been given ASM ... Document Viewer

WAC 352-37-020 Definitions.
A high-banker consists of a sluice box, hopper, and water supply. Aggregate is supplied to the high-banker by means other than suction dredging. This definition excludes rocker boxes. "Hovercraft" shall mean a powered vehicle supported by a ... Read Document

Gold Mining Techniques Of The Gold Rush Of 1849
The long tom looks almost like a monstrous version of a sluice box, meaning it looks nearly identical save for the fact that it is significantly larger. Measuring 12 to 15 feet long, it was mainly made of wood, with a metal bottom, and with a ripple box and sieve at the end. ... Retrieve Content

sluice box concentrate from Shoreham Resources Ltd'sCache Creek Mine, Tofty, Alaska. Definition a,A b,B c,C C s CSF d D c D (dv/dy) F g h K mm,jlm mm, jlm mm, jlm mglliter mm, jlm mm, jlm mm, jlm mm, jlm cm, mm Ib/lOO ft2 cm,mm cm,mm Major axis length of particle ... Fetch Doc

AINE AND SE EGULATION OMMISSION Department Of Conservation ...
Motorized suction dredge, sluice, pump, rocker box, or winch, individually or together.” The Commission has designed a short-form permit, Definition of Motorized Recreational Gold Prospecting: Operation of small-scale, motorized equipment for the removal, separation, refinement, ... Document Viewer

An Archaeologist's Guide To Mining Terminology
Housed a wooden sluice box. The method of washing and recovering gold involved using a gold pan as a ladle to splash (see hard rock mining definition). ditch: see race. dredging planl usually used in reference to plants designed to ... Doc Retrieval

IDWR Recreational Dredging Program Instructions For 2010
Water Resources, 322 East Front Street, PO Box 83720, Boise, Idaho 83720-0098 or sluice is set up above mean high water mark (MHWM) or attempt to engage in any such conduct. Harm in the definition of “take” in the Act means an act that actually kills or injures fish or wildlife. ... Get Doc

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