Tuesday, 21 January 2014

Install Pavements With Help Of Asphalt Paving Phoenix Contractor

Posted by Unknown at 14:01
By Marcie Raymond


Asphalt is one among the many types of materials used to pave surfaces including concrete slabs, natural stones, and bricks. It has a good shelf life and can last for over 15 years when installed properly and maintained in the right conditions. If you plan to pave surfaces, you can contact asphalt paving Phoenix contractors to design the pavements.

Asphaltic material has a long shelf life and with proper maintenance, it can last for over 15 years. During the construction process, the sub base layer has to be compacted firmly so that it can support the vehicle weight. A strongly compacted base ensures that the pavement is stable and does not suffer from defects like depression. Compaction also ensures that the blacktop does not split and crumble down easily.

Nonetheless, you need to constantly maintain the surfaces and prevent them from suffering premature damages. Cracks are things you will deal with often with blacktop pavements. These cracks are caused by things like drying of asphaltic material, the heat from sunlight, and pressure exerted by vehicles. Depending on the nature of cracking, the contractor will use the right procedure to repair them.

With time, small crack appear forming hairline cracking. The surface also unravels and leaves small stones on top of pavement. Sealcoating is applied to restore the elasticity of pavements and prevent damage from sun, water, and petroleum products. Sunlight produces ultraviolet rays, which increase the normal oxidation process of asphaltic material.

To maintain it in good shape, you need to apply a sealer product to rejuvenate it and make it more elastic. The visco-elasticity property of asphaltic material is very crucial because it determines how it survives. If the elasticity is low, it can harden and break or wear out easily. The presence of small stone on surfaces is a result of weakening bonding property as the material ages.

After the winter season, the frozen water inside the cracks melts down and leaves empty spaces. Those spaces are filled with material from blacktop, and they form things like potholes. Water should be prevented from seeping down pavements through sealing cracks or applying overlays. Pavements that have multiple small cracks can be repaired through overlay or resurfacing.

To help protect the surfaces from effects of de-icing salts, they need to be sealed. Sealcoating prevents the de-icing salts from directly affecting blacktop surface. Oils are made of petroleum products just like the asphaltic material. When oil spills occur on blacktop, they react with asphalt material and make it weak. This can lead to development of cracks and thus cause premature damage.

Besides water and sunlight, there are other aspects, which will cause your blacktop to degrade, and they include salts, oils, and transmission fluid. Tree roots can also cause damage on blacktop needless to mention the heavy vehicular traffic. If there are defects on driveways or parking lots, you need to consult asphalt paving Phoenix contractors to make the necessary repairs. Any defects on pavements should be dealt with in its early stages to prevent costly repairs in future.




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