Why soil compaction is important

Potholes in roads, sinkholes in parking lots, and severe
cracking or settling in foundations are very often the result
of a poorly compacted base.  With much attention focused
on a structure, the condition of the ground beneath it is
frequently neglected.  This can cause a myriad of problems
for homeowners, business owners, and road districts in the
years to come.











When soil is dug up or moved, it becomes aerated and
loses some of its density.  It must be compacted or allowed
to settle before a structure (i.e., house, building, parking
lot, sidewalk, etc) is built on top of it.  When the soil
naturally settles beneath a structure, a void remains
between the bottom of the structure and the base material
itself.  This void provides no support for whatever structure
rests upon the base, thus beginning a chain reaction of
structural deterioration.

If the soil is not compacted beneath a foundation, it may
crack and deteriorate causing the house or building to
"settle".  Cracks and leaks in basement walls, cracks in
drywall, and sagging concrete joints are examples of a
poorly compacted base beneath a house.  Little or no
compaction of soil beneath a driveway or parking lot may
eventually lead to sinkholes and potholes that can be very
expensive to repair.












A wide range of machines are available for soil compaction
such as rammers, vibratory plate compactors, and trench
rollers.  Rammers (often called tampers or jumping jacks)
use a shoe that pounds the soil to compact it.  Rammers
are vertical machines that are well suited for narrow
trenches where a plate compactor may not fit.  Vibratory
plate compactors are walk behind compaction machines
that use a wide vibrating steel plate that compacts the
base.  
Plate compactors are often used with water on
asphalt applications.  Reversible plate compactors are
usually bigger than their forward-direction-only
counterparts, and are more well suited for bigger jobs.  
Vibratory trench rollers (usually remotely controlled or
ride-on) have vibrating drums with feet that compact soil in
deep trenches where it can be dangerous for workers.

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WACKER COMPACTION EQUIPMENT
Wacker DPU 4045H
Reversible
Plate Compactor
Wacker BS 50-2i
Oil Injected
Rammer
Tamper
Wacker WP 1550
Vibratory
Plate Compactor
Wacker RD 7H-ES
Vibratory
Double Drum Roller
Wacker RT 56-SC
Vibratory Trench Roller