Introduction

Welcome to our exploration of Bulkhead Repair, where we’ll delve into the essential techniques for maintaining and restoring these critical shoreline structures. Bulkheads play a crucial role in coastal and waterfront protection, acting as barriers that prevent erosion and stabilize soil along beaches, lakes, and rivers. These structures not only protect adjacent properties but also help preserve the natural shoreline and infrastructure.

In this episode, we focus on the application of polyurethane foams—a versatile material widely used for bulkhead and seawall repairs. These foams offer several advantages: single-component foams are ideal for crack injections and permeation grouting, which anchor soils and slow erosion. Meanwhile, plural-component foams are excellent for filling voids, stabilizing concrete structures, and, under controlled conditions, even adjusting structural alignment. With their low viscosity, these foams penetrate deeply, bonding and reinforcing weak soils and damaged substrates to extend the life of bulkheads.

Whether you’re a contractor, engineer, or simply interested in learning more about infrastructure repair, this episode provides valuable insights into how modern techniques keep our coastal environments and waterfront properties protected against the forces of nature.

Unpacking Bulkhead Repair: A Deep Dive into the Use of Polyurethane Foams for Bulkhead Repair

Technical Podcast for the Infrastructure Repair Industry

Crafted specifically for marine and coastal environments, bulkheads are structures designed to strengthen soil conditions along the shores of beaches, lakes, and rivers. They not only maintain but also offer strategic protection to substrates from neighboring waters, ensuring the safety and longevity of adjacent structures. Beyond serving as mere protective barriers, bulkheads elevate the functionality of waterfront zones, ensuring a safe haven for both the buildings and the individuals who frequent the shoreline.

Join us for a captivating episode where we delve into the intricate world of bulkhead repair, focusing on the unique properties and application techniques of single and plural component polyurethane foams. Our guest, Jerald, a seasoned contractor with over three decades of experience, offers invaluable insights into the art and science of using these foams for long-lasting and efficient bulkhead restoration.

Episode Highlights:

Bulkhead Repair | Seawall Restoration | Permeation Grouting | Soil Erosion Control

The Dual Role of Polyurethane Foams

Jerald sheds light on the distinct and synergistic functions of single and plural component foams in bulkhead repair, emphasizing their specific application techniques.

• Single-Component Foam: Ideal for water stop crack injections and substrate permeation grouting, single-component, accelerator adjusted, polyurethane foam sets the stage for comprehensive bulkhead leak sealing and soil stabilization. Master the technique of employing grout injection lances and needles to distribute the product effectively into the ground, anchoring sand and gravel — an essential measure for bulkhead stabilization and erosion prevention.
• Plural Component / Two Component Structural Void Fill and Lift Foam: Renowned for its efficiency in filling voids and stabilizing concrete structures embedded in substrate with voids and gaps, this foam can penetrate, fill, and strengthen unsupported areas effectively. In the hands of a skilled contractor, the product can be used to adjust and correct the alignment of structural elements under specific conditions. However, due to its potent expansion capabilities, it’s crucial to exercise caution. The intense outward pressure it generates could inadvertently shift structures beyond the intended position.

About Slabjack Geotechnical

Established in 2011, Slabjack Geotechnical offers a comprehensive range of concrete services, including Slabjacking (concrete raising), pressure grouting, concrete crack, and joint sealing repair. They also specialize in leak seal applications in various structures. With operations in Spokane, Tri-cities, Wenatchee, and Puget Sound, they serve Commercial, Municipal, and Industrial sectors in Washington and Idaho.

With over 30 years of successful business ownership and a knack for problem-solving, Jerald is a cornerstone of the Seattle-area Slabjack company. His expertise in Slabjacking and geotechnical projects is sought after across the USA and Canada.

A big thank you to Jerald for gracing our technical podcast and sharing his vast knowledge with our listeners!