35 Forest Lake Road, Forest Lake, Hamilton 3200 New Zealand

GNA Consultants Ltd

Our Services

Soil Testing

Using Scala penetrometer and shear vane equipment to determine in-situ soil strength  within the shallow depths. For deeper subsurface investigation, a deep CPT drilling  rig is mobilised for a complete and thorough analysis of the soil conditions and soil strength profiles.

Stormwater and Wastewater Management

Effective stormwater and wastewater management is crucial for maintaining a healthy environment. Our comprehensive solutions ensure proper collection, treatment, and responsible disposal.

Slope Stability and Liquefaction Analysis

An essential process in geotechnical engineering that evaluates the stability of slopes and the potential for soil liquefaction during seismic events. By understanding these critical factors, we can determine how to effectively assess and mitigate risks associated with ground movement and soil behavior, ensuring the safety and integrity of structures built on or near affected areas.

Foundation and Retaining Wall Design

Foundation and Retaining Wall Design: Our expert team specializes in both foundation and retaining wall design, ensuring that your structures are not only aesthetically pleasing but also structurally sound and durable. With years of experience in the industry, we understand the complexities involved in creating these critical components of a building. Whether you need a solid foundation to support your home or an effective retaining wall to manage soil erosion and enhance your landscape, we are here to provide tailored solutions that meet your specific needs.

Structural Engineering Analysis and Design

.Effective Solutions for Safe, Efficient, and Innovative Structures That Comply with Building Code Standards, and Improve the Functionality and Appearance of Your Environment. Our skilled team uses advanced technology and methods to deliver tailored analysis and design for your project, ensuring reliability and sustainability throughout the construction process and service condition.

Building Inspections

At our company, we provide thorough and detailed building inspection services to ensure that your property is safe, sound and complying with Building Code Standards. GNA provides initial and detailed seismic building assessments. As part of forensic investigations, we determine cause of failure, cracks, settlements and excessive structural deflections. Our expert team meticulously examines every aspect of the foundation and structure, identifying potential issues and providing valuable insights to help you make informed decisions. Whether you are a buyer, seller, or homeowner, our inspections give you peace of mind and confidence in your investment.

Construction Monitoring and Site Inspections

In the realm of construction, effective monitoring and thorough site inspections are of paramount importance. Our construction monitoring services ensure that every phase of your project is meticulously overseen, guaranteeing compliance with Building Code standards and regulations. We conduct comprehensive site inspections to identify potential issues early on, facilitating timely interventions and maintaining continuous construction efforts. Trust us to safeguard your investment with our experts.