(02) 9725 5522 (02) 9725 5522 Ready to start building the cottage, 39 Postech Screw piles installed. Using a prefabricated screw pier, installing a helical pile makes creating a foundation quick and precise. A problem remains however: Even though we can find information about bearing capacity of concrete, footing size and frost depth in the National Building code, it does not provide on how to dig a proper footing hole. We’ve compiled some of the reasons to go with Postech. Source : What a nice set up on Postech screw piles. Helical foundations have been around since the early 1800’s so the technology behind them is certainly not new. In this article, we present the main reasons why the industry now wants to go on a more efficient technology demonstrating all you need to think about when choosing to install a sonotube filled with concrete and then choosing helical piles. Not only do we have to dig deep enough to install the concrete sonotube below the frost line but we must ensure that it sits on a stable ground layer which is sometimes found deeper below frost level! SCREW PILES AND HELICAL ANCHORS ARE UNIQUE AMONG MOST OTHER TYPES OF FOUNDATIONS OR ANCHORING SYSTEMS. The residential construction industry is starting to get out of concrete and sonotubes and getting into a newer, cheaper, and faster option. Pro Post Foundations certified installers have access to engineer services that will provide the necessary documents required by cities and municipalities such as engineer reports that illustrates the structure to be supported by screw piles and details of each Pro Post Foundations screw pile to be installed such as pipe diameter, blade size, depth and compressive bearing capacity thus ensuring quality of your foundation. Environment friendly as they are reusable and do not contain phosphate like concrete does. Limited to dry periods and temperatures above freezing point.Must be dug out to remove leaving a mess to the property. They therefore offer unparalleled stability even in poor soil quality and on inclines. Longer pile size and screw pile extensions are made available to allow installation to a stable layer ensuring quality of foundation. No land site damage or pollution. The decks on this beautiful home overlooking the w, Installation complete! Postech Northern’s screw pile foundations have many advantages over concrete. Installation can be done in almost all types of soil (except for frozen soils) and in all weather conditions. One major benefit that screw piles possess over traditional concrete foundations is that they don’t require any sort of curing time. Screw piers (also known as screw piles) are a great alternative to using traditional stumps. Pro Post Foundations piles are galvanized therefore resistant to corrosion. Frequently, structural designer cannot reach concrete decision about whether to choose pile foundation or ordinary strip or mat foundation for the structure. Contrary to concrete foundations, screw piles are installed below the ground’s frost line and are impervious to ground movements. (02) 9725 5522 (02) 9725 5522 Screw piles for lightly loaded structures are most often cheaper than a concrete sonotube (CIP) or belled (big foot) piles. Concrete piles have been known to crack at the frost line causing the pile to slowly lift above grade. Screw piles were first described by the Irish civil engineer Alexander Mitchell in a paper in Civil Engineer's and Architects Journal in 1848 - however, helical piles had been used for almost a decade by this point. We’ve compiled some of the reasons to go with Postech. THERE IS NO NEED TO WAIT FOR CONCRETE OR GROUT TO HARDEN. I did conclude that the inherent design helical screw piles is a far more reliable than using traditional concrete foundations. This is an efficient means of installation and coupled with their mechanism of dispersing load, provides effective in-ground performance in a range of soils, including earthquake zones with liquefaction potential. Environment friendly as they are reusable and do not contain phosphate like concrete does. Screw piles are wound into the ground, much like a screw is wound into wood. Pro Post Foundations screw piles are all about engineered product therefore your expert installer can provide engineered documentation on the product. So many of us manage to install sonotubes ourselves or hire companies that are willing to install concrete posts at a real cheap price thus saving money but by doing so, the real question is: Is your investment/structure protected against heaving, cracking and is it solid? The pouring of concrete not to be interrupted to make sure there are no different aggregate or curing periods in the layers of the concrete post. Stop Digging's ground screw works the same way as a concrete post or pier block, whilst outperforming it across the board. This is a home built on 3.5" Postech Screw Piles. Both the Steel Piers and the Pressed Concrete Piling Method are commonly used for foundation repair. The construction of your structure can begin immediately after the screw piles for your project have been installed by your certified installer. Screw Piles VS Concrete Screw piles perform exceptionally better than traditional concrete piles (also known as sonotubes). An estimating tool designed to give you an indicative cost of screw piles vs concrete piers for residential house foundations in Sydney & Brisbane. Now that your lawn is damaged, and that you waited extra time for excavating, you still need time for concrete to cure which is, remember, weather dependent. Helical Pile Systems. As soon as all the screws are installed in the ground, they can be instantly built on. Leftover soil, excavation is required, Heavy concrete mixers – damage to lawn and asphalt driveways. Unfortunately pouring concrete in a hole by an inexperienced crew can result in different shapes from one concrete post to another. HISTORY OF HELICAL PILES. Multiple pieces of equipment, more than one worker on site. For every foundation, you need a proper footing below the frost line. A full-time on-site manager to plan operations and direct work. However, if one was to evaluate which method is better than the other, it is clear that the steel pier method is the preferred method for long-term, high-quality foundation repairs. My view today! Also, not all concrete piles are created equal; a 6 or 8 foot deep concrete pile will support your deck but it will not … Build site planning is reduced to marking for exact location and desired height. Port Hood Boardwalk on Postech Screw Piles, All set up for the Pool, Patio and Garden show in, CLT home. Protection barriers and a small fence to be built. Screw piles exist largely because they can be cheaper options than using concrete piers. Screw piles are a type of deep foundation that can be installed quickly with minimal noise and vibration. With traditional foundations, there is a cure time to let the concrete dry in place before it can be built upon. You did not pour enough concrete in the hole and as a result the top of the post is below grade? By deciding to use sonotube filled with concrete, you need to plan accordingly and supervise the work done in order to avoid those common pitfalls associated with concrete : To save money, some installers will offer you to pour concrete directly in the hole. Installing foundation under frost line is very important to avoid any movement of the structure but the depth to which concrete is poured is often questionable. Often no guaranty. Smooth surface and sides not allowing the frost to grab and lift it as helix sits below frost level; Pro Post Foundations expert installers will at all time monitor the pile installation so that it is perfectly levelled not slanted. Waiting for the. Screw piles are not always cheaper, because some concrete companies are willing to price themselves out of business (you’ll find some in the screw pile industry as well). Here are a few of them: Screw Pile. We welcome you to visit our website for a complete description and installation video on our helical piles. Simplify the difficult with ground screws! All screw piles have the same shape, no need to worry about its components as Pro Post Foundations has quality control management on its product. Pressed concrete Piling method are commonly used for foundation repair easily set out a stable layer ensuring of. Sometimes, a helical screw pile is a giant screw ( around 890mm ). 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