If the ultimate goal
of landscaping is to make an outdoor living space, then a walkway
or patio might become an essential part of your overall landscape.
Walkways and patios are often grouped together, but serve two different
purposes within the landscape.
A walkway is used to
move from one place to another. This in itself can take on a number
of different functions. Walkways can be built from the driveway
to the front door, can transport foot traffic from the front to
the back of a house, or they can be used for a casual stroll in
the garden. A patio, however, is typically found in the backyard
and is mainly used as a place for people to congregate and relax.
The number of different
uses for paths and patios leads to a number of different building
methods and materials. The first major distinction in building
materials is the use of a prefabricated concrete material or natural
stone. As with any choice, there are pros and cons to each material.
Prefabricated concrete
comes in an almost endless number of shapes, sizes, and colors.
These are generally referred to as concrete pavers. They are similar
to brick pavers and are sometimes grouped together, but are much
stronger and longer lasting than a typical brick paver. These
products offer an incredible amount of freedom in style and design.
Individual paver shapes include, circles, triangles, squares,
and rectangles, and can be arranged in an array of patterns to
suite your needs. Miller Nursery primarily uses a product called
Interlock for installation of these types of patios and walkways.
The pieces are built strong enough to be used for driveways as
well as everyday foot traffic. A properly built paver patio or
walkway will never crack like your typical poured concrete walkways
and patios.
The freezing and thawing
cycle of an Iowa winter is the natural enemy to any path or patio.
To ensure a path or patio will last, proper construction is essential.
The first step is to prepare the area on which the pavers will
sit. During this step, it is also necessary to create the proper
elevation and slope to prevent standing water. Crushed rock is
typically used for the base of any patio or walkway which is compacted
tightly. Then a thin layer of sand is placed over the top for
the pavers to rest upon. The second step is to install an edge
to keep the pavers tight against one another. The edging material
is typically plastic, steel, or timbers depending on the look
you want to achieve. Once the edge is installed, the pavers are
ready to be placed. This is where patterns and designs can be
created. The pavers can be cut with a concrete saw enabling the
use of many patterns and designs, as well as filling any gaps
to create a more complete look. Following the installation of
all the pavers, silica sand is swept into every gap to "lock"
the pavers into place ensuring the pavers do not move.
Limestone or flagstone
are two of the most popular products for a natural path or patio.
They are available in fewer colors but can provide a more natural
look to your walkway or patio. The lure of natural stone is in
the shapes of the stones; no two pieces are the same. Every shape
is different, thus there are an endless number of patterns and
designs. Natural stone does not have the strength of concrete
pavers and is generally more porous in nature. Natural stone may
also break more easily if not installed properly, and can be more
susceptible to freezing and thawing problems. An edge is not always
necessary when installing a natural stone walkway or patio, as
opposed to a concrete paver. They also do not always require a
compacted stone base, but they must always have a sand base. Natural
stone will also typically have large gaps between each piece due
to the unnatural shapes of each stone. In some cases, the gaps
can be many inches wide and are filled with sand, pea gravel,
mulch, or grass.
Installation of a patio
or walkway is very time consuming. However, if it is done right
the first time, a patio can last for many years.
Cost can also be an
issue when building a patio or walkway. There are obviously a
number of different options, but a high quality natural product
can have a material cost double that of a high quality concrete
paver. Installation costs are almost impossible to estimate without
seeing the work sight. Soil conditions, access, and product selection
are major variables that change at each job site. As a general
rule, natural stone costs more than prefabricated concrete.
Durability is also
an important factor to consider. Concrete pavers are clearly stronger,
but depending on the specific use of your new patio or walkway,
either option can be utilized.
Finally, there is the
all-important aesthetic appeal. This is a category where natural
stone is often a big winner, but with all the designs and patterns
available in the concrete pavers, it is really a matter of personal
choice.
So which product is
better, concrete pavers or natural stone? There is no clear-cut
better product. Natural stone and concrete pavers can both be
used to create useful and beautiful patios and walkways. If durability
is your main concern, however, we will typically recommend concrete
pavers.
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