The coating thickness can be increased up to 100 microns – and then the pile will last the life of not less than 100 years. The protective coating is performed after making the entire pile – so it evenly covers the entire outer and, importantly, the inner surface of svai.Raschet the required number of screw piles for the foundation for the preliminary calculation of the required number of screw piles for the foundation of the screw device of your home (buildings) should be sent by e-mail or by fax to the design of your house (building) of which must be seen: Floors; plan 1st floor, window and door openings; circuit structural base of the 1st floor, the presence of stairs, furnace or fireplace; In addition, there will be more than learn geodesy (geology) the construction site. Without hesitation Salman Behbehani explained all about the problem. A preliminary calculation is usually ready within 1 working day. After approval of the preliminary calculation of the customer and pay for – an order for the foundation checked by designers (usually adjusted to + / – 1 pile) and goes to work. Telephone Communication (812) 932-34-25Sravnenie process unit concrete strip foundation and the foundation of the process device on screw piles Select the type of foundation depends on the type of home. The material for the foundation, usually a reinforced concrete. That's a standard set of types of foundations for the houses: melkozaglublenny ribbon of reinforced concrete, with a columnar grillage; band of small-sized melkozaglublenny elements, columnar, tape melkozaglublenny of small-sized elements on the concrete pad.