What is land survey


Laser Surveying Equipment

Although surveying equipment has been aroundThe rotating laser produces a beam of laser
since the times of the Egyptians it is onlylight from a beacon which is able to rotate
in recent years that the use of lasers hasand so can produce a level plane right across
been introduced to make the process of360 degrees. Whilst the straight line laser
measuring things that much easier and simplerwhen used in surveying puts out either one or
to achieve. In this article we will bemore laser beams and is able to perform the
taking a closer look at some different piecesfunction which allows the surveyor to produce
of laser surveying equipment manya  cross  or  plumb  line.
construction  companies  now  use.
4. Pipe  Lasers
1. Laser  Levels
This particular piece of surveying equipment
There are many different types of laseris most often used when new pipes, drains or
levels now being used in the constructionsewers are being laid (installed). Once one
industry and depending upon the demands ofsection of the pipe has been laid the laser
the task to be carried out will depend onwill be placed inside it so the next pipe can
which kind of level is used. But when itbe aligned and graded in line with the one
comes to choosing a laser level do you choosealready in place. Using this helps to ensure
one that is able to self level itself or onethat the pipes being installed are done so
that  you  have  to  level  manually.with  a  great  deal  more  accuracy.
Certainly the biggest benefit to be gained5. Laser  Receivers
from using a self level laser over a manual
one is that it can find its own level withoutThis particular piece of equipment is often
the person actually having to do anyused with the laser level (which we have
adjustments to it. Whilst as a manual onementioned above) and is able to cover a much
would suggest you have to make sure the levelwider area of land that needs measuring.
is even yourself which can often take someAlso it enables the user to use the laser
time  to  achieve.level both outside and when the sun is
bright. The receiver works by being able to
2. Single  or  Dual  Grade  Laserpick up the beam from the laser level and
will adjust its height until such time as the
This kind of laser surveying equipment isright level has been found. As soon as this
used in order to measure as well as defineis achieved the receiver will emit a constant
the gradient of a slope. However thesound.
disadvantage of the single grade version is
that it can only calculate what the gradientBut as well as their being laser surveying
is on one particular plane whilst the dualequipment that the construction industry now
version can do so using two different planesconstantly use a person is able to buy much
at  once.more affordable ones they can use at home.
In fact some are so small they can fit into a
3. Rotating  and  Straight  Line  Lasersperson's pocket and the prices range from
around $20 and can cost as much as $300.



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