What is the difference between the sluice gate and ,
Apr 12, 2017· SLUICE GATE :- Sluice gates are provided for controlled supply of water from any water source like Dam,canal,river etcTheir discharging capacity is very less as compared to SpillwayThey are generally provided for canals or for feeding reservoir .
NEW OVER/UNDER DOUBLE SLUICE BOX MODEL 5109H This report is based upon data developed on tests conducted in the East Fork of the San Gabriel River, San Gabriel Mountain Range, State of California The site of the test was approximately one-half mile south of the confluence point of the East Fork of the San Gabriel River with Cattle
Numerical Analysis of Free Flow Past a Sluice Gate
Sluice gates are widely used for controlling discharge and flow depth in irrigation channels, large sewers, and in hydraulic structur Due to the practical importance of the sluice gate as a control and metering device, the prediction of the flow characteristics under gates was ,
Recover More Gold With The Best Sluice Box - Rock Seeker
Recover More Gold With The Best Sluice Box If you've been panning gold for any period of time, you may find that it's time to move on to using a sluice box A sluice box is a very common tool used by new and seasoned prospectors to find gold
10 Pond Outlet Structures - Food and Agriculture Organization
10 POND OUTLET STRUCTURES , At the same time, open your end of the siphon, ensuring that it remains well under water The water should start flowing through the siphon , 10 It is useful to build a simple bridge over the top of the sluice gate to allow the passage of people and light carts or barrows It can easily be made by assembling .
"Sluice gate" refers to a movable gate allowing water to flow under it When a sluice is lowered, water may spill over the top, in which case the gate operates as a weir Usually, a mechanism drives the sluice ,
flows over it, it acts like a weir (Mead and Jansen) It , Finding flow rate under sluice: Assuming no energy loss Assuming energy loss Where is the “contraction coefficient” which ranges from 059 to 062 usually The losses are incorporated through this value , Tainter gates, design considerations (from
Gate Lip Hydraulics under Sluice Gate - filescirporg
Gate Lip Hydraulics under Sluice Gate Ahmed Y Mohammed, Moayed S Khaleel 1 , The gates design as a flow get out under them, so, they , to allow the water flows over it, so, the gates called the over flow gates, which is hydraulically similar to the flow over weirs Because these important, more authors’ deals with
Building A Recirculating Sluice Box For Gold Prospecting
A recirculating sluice box for gold prospecting , I was at the point of starting over and building a new sluice when I saw a famous, commercially-made model for sale, used, cheap on Ebay I grabbed it, and then set about building a recirculating system for it , Something new I am trying this time is putting a bucket under the sluice to .
Sluice Room Planning Sluice room planning A soiled utility room (or sluice room) is a necessity for every licensed elderly care facility and hospital Reducing the risk of infection can mean major cost savings for any healthcare facility or hospital , a cupboard mounted over the flusher disinfector is one space-saving alternative In the .
Build A Do It Yourself, Homemade Gold Sluice Box: , A home made sluice box under construction The hand sluice properly set up with smooth flowing water , Gold Sluice, Gold prospecting, home made gold sluice, gold sluice design, gold sluice plans, building a gold sluice, gold sluice riffles, build your own sluice box, .
Each is well suited for an over/under type sluice, with a 2 or 3 stage box for your Dredge, Highbanker, Power sluice, Trommel or basic stream hand sluice Our DIY boxes are crafted from high grade 5052 Aluminum and come in your choice of thickness - either 063 or extra thick 080
How to Use a Sluice for Gold: 8 Steps (with , - wikiHow
Jan 24, 2018· How to Use a Sluice for Gold Gold prospecting is becoming an ever-increasingly popular hobby Spending time in the beauty of the outdoors and the lure of striking it rich are some of the attractions The gold sluice allows a ,
Gold Sluice Box Design - Mineral Processing & Metallurgy
The gold sluice box is an efficient alternative to panning for gold, allowing the prospector to quickly sift through a much greater volume of sediment Although many affordable varieties are available to purchase, they are even more affordable to build With a little knowledge, skill and creativity, a prospector can build a custom sluice box from almost any type of solid material available
Some modern sluice boxes are made from plastics, but this is not really an option for the average prospector The standard design of a sluice box is very simple, and has not really changed much over thousands of years They basic design is to lay the box in a stream or river, parallel to the flow of water
EXAMPLE (Sluice gate) A sluice gate controls flow in open channels At sections 1 and 2, the flow is uniform and the pressure is hydrostatic Neglecting bottom friction and atmos-pheric pressure, decide the velocities 8 5 and 8 6, and the horizontal force ( re-quired to ,
Self Feeding Sluice Box! Cool new invention takes the pain ,
Oct 17, 2017· This new invention will take the pain out of feeding a sluice box by first eliminating the need to hunch over or sit down beside the sluice box with a bucket precariously perched over its edge .
The Sidewinder Sluice has many advantages over conventional, straight trough sluice box It captures Micron Gold, (100 - 150 mesh), much better than any other sluice because of it's design Black Sands and other heavy materials can be periodically removed from the Sidewinder while the sluice remains in the water flow path
Dams & Civil Structures: A Challenging Gate Repair at ,
Over the following days, as flows continued to reduce, the plant returned to a non-spill condition Sluice gate No 2 closed successfully without any problems, but sluice gate No 1 remained opened and would not move in either direction Several attempts were made to close sluice ,
How to SIZE a Sluice Box - Mineral Processing & Metallurgy
This week I went and asked “how to SIZE a sluice box” to the crew on a large gold prospector forum and other sluice or gravity gold recovery ‘experts’ and gathered the list of emails and forum posts here below As you will see, in summary, most can optimize or troubleshoot a sluice box but few or none can size a gold sluice box
Best matting riffle combination for fine gold - Sluicing ,
Apr 13, 2013· Miners moss has been tested over and over and proven to work The others probably give very similar performance , there was some rubber matting also at the head of the sluice and under some of the carpet The miners moss eventually clogged and started missing fine gold after running a few yards , incorporated this combination into the .
My Home Made 3 Stage Under Current Dredge Sluice Box
I went with miners moss under all the riffles in my sluice On the three stage sluice, most of the gold gets caught in the upper part As the gravel passes down the box, it goes over a screen, which in my sluice has 3/16 inch hol
Gold Sluice Boxes for Prospecting - Water Powered - Gold ,
The sluice should be set at a downhill angle that allows the material to briskly flow through the sluice The higher the volume of water available, the shallower the angle will be Shovel material into the sluice at the flared end as close to the end as possible so that the material is washed over the entire length of the sluice
Jul 23, 2013· John, the underflow sluice is not an "over and under" sluice, it only has one level with 2, 3 or more U shaped channels traversing the sluice with an adjustable wall that hangs down into the center of each channel forcing all the material to go under the walls and through the U shaped channels, the gold being heavier stays in the bottom of the U and the lighter materials washes up and out the .
DIY prospecting & mining equipment parts & supplies ,
These DIY Sluice boxes are DURABLE & LONG LASTING! Perfect for the person wanting to build their own personalized recovery system for their specific recovery needs With either 4" or 5" tall sides, they are well suited for an over/under type, 2 or 3 stage sluice for your Dredge, Highbanker, Power sluice, Trommel or Hand sluice
one of the most common gat In order to design a sluice gate it is necessary to determine the head-discharge relationship (Q=f(H)), and the pressure distribution over the gate; this lab will be focused only on the head-discharge relationship Figure 1 shows the diagram of the flow under a sluice gate, assuming that there are no energy loss
Gold Sluice Box Sale: Up to 70% Off | Best Discount Price ,
Scanning all available deals for Gold Sluice Box shows that the average price across all deals is $18666 The lowest price is $2739 from Houzz while the highest price is $37260 from Build The average discount we found across all deals is 4000%, the largest discount is 4000% for the product Sterling Industries 151-014/S2 22" Art Prints .
Jun 13, 2018· The main gold capturing section of the sluice box has riffles over a carpet The riffles create gold traps which direct the gold into the carpet which captures and holds the gold Many types of riffle designs exist, the most common being an inverted "L" design referred to as "hungarian riffles"
Grumpy Prospector , Standing over the table picking out small pieces of gold just made me hurt to bad plus I was missing family time cleaning up the clean up of my clean up , UnderFlow Sluice Design, A complete system for Placer Gold/Platinum mining Ultimate (all) gold recovery up to 99%, depending upon the skill level of the operator .