Flood Protection - Materials
On this page you will find some information about materials used to create a proper protection. It will also give you some tips about the conditions under which they might be useful and how to use them correctly. A flood does not tolerate mistakes. Your protection is either working or useless. Regardless of what kind of protection you choose, the most important step is to be sure that you know what you are doing. Take some time before the flood to test and learn. Only then you will be prepared.
Sandbags are the most common forms of protection against flood. For a good reason: their use is relatively inexpensive and they are highly effective if used correctly. Until now there is no equal replacement for sandbags.
Only the filler material, usually fine sand, gives a sandbag its effectiveness. The purpose of the bag is just to hold the sand in place. Therefore the material the bag is made of is of no importance at all. Plastic based bags are more expensive but can be reused to a certain degree while normal bags will fall apart after a few month. The sand used to fill the sandbags should have a fine granular base and may contain some smaller rocks. The finer the sand the closer the sand particles will get. And the higher the effectiveness will be. The reaching floodwater will even strengthen the effect by moving the small particles close to each other and packing the sand tightly together. This effect can be also reached by giving your completed sandbag walling a good shower with the garden hose. Never fill the sandbags with ground from your garden. Water will wash it out and probably will leave not even the sandbag behind.
Even it's a very effective way to protect your property the use of sandbags has its limitations and disadvantages. Some of them are listed below.
How to use sandbags
Sandbags can be used for almost every aspect of flood proofing your property. It is the first choice in holding up a water flow towards your house and for minor adjustments in your overall protection.
The following list shows some examples for the use of sandbags:
There are certain tips and rules you should consider when using sandbags.
2. Plastic Sheets
Flood tubes are a relative new form of flood protection and can be very effective under certain conditions. Even it is far from replacing dykes and sandbags this concepts provides some advantages over other protective systems. The latest designs offer an acceptable amount of safety and reliability and should be considered for the protection of larger areas.
Will be continued ...