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What You Need to Know about Prestress Concrete Pile
Posted: May 25, 2015
The driven concrete piles are the displacement piles wherein no or lesser spoil arises at their surface resulting from the installation. The prestress concrete pile can offer various benefits as compared to the other types of driven pile systems. The tensile stresses that can arise in a pile when driving can be better resisted because of the prestressing force, and there is lesser chance for the pile to be damaged during the handling. The bending stresses during driving will also less likely produce any cracking as compared to the conventional precast concrete pile that you can find today.
The prestressed concrete pile is being made from the high strength concrete that is commonly 50 MPa or even more. As these are factory cast, the curing conditions are strictly regulated. The special manufacturing procedures like the steam curing can also be adopted for producing a high strength concrete.
In general, this kind of pile is less permeable as compared to cast in the reinforced concrete piles and hence, this can offer a better performance in marine environment.
The pointed concrete or the steel driving shoes can also be used at the toe of the jointed piles for the protection when penetrating the soils that contain boulders or in the weak rock. Once used in the aggressive environments, the piles will have a better durability through coating with an epoxy bitumen. Also the slip layers can be applied for removing the possible effects of a negative friction on the skin.
The prestress concrete piles are being installed with the use of the driven track mounted rigs that come with state of the art and efficient hydraulic hammers. Typically, the piles are being supplied in lengths that can vary from 8 to 24 meters. The longer piles are being installed with the use of a joining system.
The load capacity of the pile can be best determined by driving with the use of rig instrumentation, dynamic analysis as well as the established ways of measuring the pile set for every fixed number of blows of a hammer.
Many of the prestress concrete pile manufacturers and suppliers that you can find today have long years of experience in the field that allow them to pitch much longer pile lengths compared to others.
In some special circumstances, composite pile can also be used for making up the lower section of a steel column or the H pile that is joined to the upper prestress or precast concrete pile. It is specifically useful once the pile’s overall weight needs to be decreased because of transport or the constraints in handling. For the marine structures, a composite concrete pile offers a concrete section in the spot where the fluctuating levels of the sea water can cause corrosion. The pile can also be drive deep in order to offer an uplift resistance. Also, the composite piles are suitable wherein the hard strata layers are required to be driven through or into. Make sure that you look for the most reliable concrete pile supplier that will be able to provide you with the best concrete pile that you can use for your projects.
About The AuthorIf you are looking for concrete pole Manufacturers, spun pole, prestress concrete, pole machine or Machine Fabrication suppliers then visit pmw-industries.com for more details and find the best deal.
If you are looking for concrete pole Manufacturers, spun pole, prestress concrete, pole machine or Machine Fabrication suppliers then visit pmw-industries.com for more details and find the best deal.