Advantages of Using Helical Piles for Deep Foundation Systems

advantages of helical piles

Table Of Content

Introduction

When it comes to construction projects, choosing the right foundation system is crucial for ensuring the safety and stability of the structure. One option that has gained popularity in recent years is the use of helical piles. In this blog, we will discuss the advantages of using helical piles for deep foundation systems.

Definition of Helical Piles

Helical piles are a type of deep foundation system that consists of steel shafts with helical plates attached. These plates allow the piles to be screwed into the ground, providing support and stability for structures.

Importance of Choosing the Right Foundation System

The foundation is the most important part of any building, as it supports the weight of the structure and ensures that it remains standing. Choosing the wrong foundation system can result in structural damage, safety hazards, and costly repairs.

Purpose of the Blog

The purpose of this blog is to discuss the advantages of using helical piles for deep foundation systems, and to provide readers with information that will help them make an informed decision when choosing a foundation system for their construction project.

Advantages of Helical Piles

There are several advantages to using helical piles for deep foundation systems:

Durability

Helical piles are made of high-quality steel and have a long lifespan compared to other foundation systems. They are resistant to corrosion, erosion, and other environmental factors, making them a reliable choice for long-term projects.

Versatility

Helical piles can be used for a wide range of construction projects, including residential, commercial, and industrial. They are suitable for a variety of soil types and can be installed in areas with limited access.

Cost-effectiveness

One of the biggest advantages of using helical piles is their cost-effectiveness. They can be installed quickly and efficiently, resulting in lower labor costs and reduced project time. Additionally, they require less maintenance and repair compared to other foundation systems, which can save money in the long run.

Sustainability

Helical piles have a low environmental impact compared to other foundation systems. They are made of recyclable materials and can be easily removed and reused at the end of a project.

Comparison with Other Foundation Systems

While there are several advantages to using helical piles for deep foundation systems, it’s important to consider how they compare to other foundation systems:

Concrete Piles

Concrete piles are a popular foundation system, but they have several disadvantages compared to helical piles. They are heavier and require more labor to install, which can increase project costs. Additionally, they are more susceptible to cracking and can be difficult to remove at the end of a project.

Driven Piles

Driven piles are another option for deep foundation systems, but they also have some drawbacks. They require heavy equipment to install and can be noisy, making them less suitable for residential areas. Additionally, they are more difficult to install in areas with limited access.

Drilled Shafts

Drilled shafts are a traditional foundation system that involve drilling holes into the ground and filling them with concrete. While they are suitable for some projects, they can be expensive and time-consuming to install. They are also more difficult to remove compared to helical piles.

Conclusion

Helical piles are a versatile, cost-effective, and sustainable option for deep foundation systems. They offer several advantages over other foundation systems, including durability, versatility, and low environmental impact. If you’re considering a construction project that requires a deep foundation system, helical piles may be the right choice for you.

Helical Piers: A Comprehensive Guide

what are helical piers

If you’re building a new structure or renovating an existing one, you may have heard about helical piers. These innovative foundation solutions offer many advantages over traditional concrete footings.

In this article, we’ll explore everything you need to know about helical piers, including their cost, installation, DIY options, and applications for decks and new construction.

What are Helical Piers?

Helical piers, also known as helical piles or screw piles, are deep foundation systems used to support structures. They consist of steel shafts with helical plates welded to them. The helical plates act as anchors, holding the piers in place and providing support for the structure above.

How Much do Helical Piers Cost?

The cost of helical piers depends on various factors, including the size and weight of the structure, soil conditions, and the number of piers needed. On average, helical piers cost between $150 and $250 per foot of depth. A typical residential project may require piers ranging from 10 to 30 feet in depth, with costs ranging from $1,500 to $7,500 per pier.

Helical Piers vs. Concrete Footings

Helical piers offer many advantages over traditional concrete footings. They can be installed in a fraction of the time, with less excavation and disruption to the site. They’re also more resistant to shifting and settling, providing a more stable foundation for the structure above. Additionally, helical piers can be installed in areas with poor soil conditions or high water tables, where traditional footings may not be feasible.

DIY Helical Pier Installation

While it’s possible to install helical piers yourself, it’s generally not recommended. Helical pier installation requires specialized equipment and expertise. Without proper training and equipment, you risk damaging the piers, the structure, or even yourself.

Helical Piers for Decks

Helical piers are an excellent choice for deck construction. They provide a stable, long-lasting foundation that can withstand the weight of the deck and its occupants. They also require less excavation and can be installed in areas with poor soil conditions or high water tables.

Helical Piers for New Construction

Helical piers are becoming increasingly popular for new construction projects. They offer many advantages over traditional footings, including faster installation, less disruption to the site, and better resistance to shifting and settling. They’re also more environmentally friendly, as they require less concrete and excavation.

Advantages of Helical Piers

  • Faster installation
  • Less excavation required
  • More environmentally friendly
  • Better resistance to shifting and settling
  • Can be installed in poor soil conditions
  • Can be installed in areas with high water tables

Disadvantages of Helical Piers

  • Higher cost than traditional footings
  • Requires specialized equipment and expertise
  • May not be suitable for all soil conditions
  • May require regular maintenance

When to Consider Helical Piers

Helical piers may be a good choice for your project

Helical Pier Installation Process

The installation process for helical piers involves several steps:

  1. Site evaluation: A soil analysis is conducted to determine soil type, bearing capacity, and other site-specific factors.
  2. Pier design: The number, size, and depth of the piers are determined based on the weight of the structure and the soil conditions.
  3. Pier installation: The piers are installed using specialized equipment, such as a hydraulic drill motor, which rotates the pier into the ground.
  4. Pier load testing: The piers are load tested to ensure that they can support the weight of the structure.
  5. Pier connection: The piers are connected to the foundation using brackets or other connectors.

How Deep are Helical Piers Installed?

The depth of helical piers varies depending on the weight of the structure and the soil conditions. In general, residential helical piers are installed to a depth of 10 to 30 feet.

Helical Pier Load Capacity

The load capacity of helical piers depends on several factors, including the size and weight of the structure, the soil conditions, and the depth of the piers. Load capacity can be determined through load testing, which involves applying a specific weight or force to the piers and measuring their deflection.

How Long do Helical Piers Last?

Helical piers are designed to last for many years, with a lifespan of up to 100 years or more. However, their lifespan may be affected by factors such as soil conditions, exposure to moisture or chemicals, and regular maintenance.

Choosing a Helical Pier Contractor

When choosing a helical pier contractor, it’s important to consider factors such as experience, reputation, and certifications. Look for a contractor who has experience with helical piers and a good track record of successful installations. Additionally, make sure the contractor is licensed and insured, and ask for references from past clients.

Conclusion

Helical piers offer many advantages over traditional footings, including faster installation, better resistance to shifting and settling, and suitability for poor soil conditions or high water tables. However, they do require specialized equipment and expertise, and may be more expensive than traditional footings. If you’re considering helical piers for your project, be sure to choose a reputable contractor with experience in helical pier installation.

in partnership with