wash in method for installing a sand spear
TRANSCRIPT
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Drilling methods and Installation of a sand spear
Wash In Method
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Drilling a Sand Spear
View of typical Soil
Formation
& Sand
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Drilling Through Top soil
Depending on where you are drilling you may
or not have top soil above your sand& Sand
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Drilling Through Top soil
First drill a hole by auger or a shovel
through the top soil into the sand& Sand
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Drilling a Sand Spear
Machine Auger
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Drilling a Sand Spear
Hand Auger
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Drilling a Sand Spear
Hand Auger
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Drilling a Sand Spear
Auger Hole
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Drilling a Sand Spear
Remove Auger
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Drilling a Sand Spear
Insert casing
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Drilling a Sand Spear
Insert Casing in hole drilled or dug through into the
sand
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Drilling a Sand Spear
This is to ensure no dirt or rocks can enter your hole and insertion of
sand spear is much easier
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Drilling a Sand Spear
Seal Casing
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Drilling a Sand Spear Fill in around casing once
in place with dirt or cement in place so casing
is more secured.
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Drilling a Sand Spear Fill in around casing once
in place with dirt or cement in place so casing
is more secured.
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Wash in Method
Or Jetting Installation
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Components Needed
Wash in Method or Jetting
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1 - Sand Spear2- Casing3- Water pressure supply
Wash in Method or Jetting
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1 - Sand Spear2- Casing3- Water pressure supply
Wash in Method or Jetting
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Your Sand Spear will need to be a wash in spear, this has facilities to connect a water supply to it
Wash in Method or Jetting
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If this does not have a pipe connection, you could tape a hose to the outside of your standard sand spear
Wash in Method or Jetting
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This pictured here is mainly used for temporary installation when water is close to the surface
Wash in Method or Jetting
Connect water here
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This one is the most common type.1-pipe connection 2- Hole, creates water jet3-Non return valve
Wash in Method or Jetting
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Plus it will have a non return system such as a small ball, so that when the water supply is disconnected the valve will stop sand from entering the screen
Wash in Method or Jetting
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Wash In Valve
Wash in Method or Jetting
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Procedures
1- Jetting (washed)can start from the surface, it is recommended that you auger to the
water table
Wash in Method or Jetting
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Jetting or Wash
Wash in Method or Jetting
This is used so that water under pressure coming out of the bottom of the screen
is used to push sand away from the screen, allowing the spear point to be
pushed in by hand.
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Water Supply
Wash in Method or Jetting
The water pressure delivered to the front of the screen needs to be of a
pressure that can move the sand enough to allow the screen to be
pushed by hand.
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Water Supply
Wash in Method or Jetting
You Can use the following. Normal tap pressure. House hold pump. Pressure pump. Pressure washer
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Water Supply
Wash in Method or Jetting
Pressure needed is particular to the sand formation that you have under the ground, some have fine sands, some are course heavy sand that needs a greater pressure
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Drilling a Sand Spear
Connect water pressure to screen
and turn on
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Drilling a Sand Spear
Push spear into the sand until you have the spear
800mm below water level
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Drilling a Sand Spear
Unscrew water supply from sand spear
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Drilling a Sand Spear
You can now install your pump.
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Drilling a Sand Spear
Thank you for taking the time to look at the information we have created for you,We hope this will be of assistance to solving your piping, drainage , cleaning and drilling challenges.
If you have any more questionsPlease feel free to contact myself or one of our team
Bore Casing & Screens Pipes & Components Environmental Drilling Water Treatment Safety Products Sand Spears Pumps
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Drilling a Sand Spear
• For more Information • go to www.deps.com.au
• 0r contact us on• 1300 133 000• 0457 819 610
• [email protected] Casing & Screens Pipes & Components Environmental Drilling Water Treatment Safety Products Sand Spears Pumps
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Drilling a Sand Spear
Bore Casing & Screens Pipes & Components Environmental Drilling Water Treatment Safety Products Sand Spears Pumps
SlottingCuttingFabricatingPipe TestingPerforationDrawingsSpear PointsSafetyPumps
ThreadingTurningWeldingSlitting
DesigningWater
TreatmentPipe
Drilling products
Pipe Fittings
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Drilling a Sand Spear
Bore Casing & Screens Pipes & Components Environmental Drilling Water Treatment Safety Products Sand Spears Pumps
SlottingCuttingFabricatingPipe TestingPerforationDrawingsSpear PointsSafetyPumps
ThreadingTurningWeldingSlitting
DesigningWater
TreatmentPipe
Drilling products
Pipe Fittings
![Page 39: Wash in method for installing a sand spear](https://reader033.vdocument.in/reader033/viewer/2022061422/58e8c6751a28abc9058b6489/html5/thumbnails/39.jpg)
Drilling a Sand Spear
Bore Casing & Screens Pipes & Components Environmental Drilling Water Treatment Safety Products Sand Spears Pumps
Solving your Piping, Drilling and Drainage Challenges
with Trust and Integrity