Underground communications, safety, productivity Apr 2021

Strata Tunnelling News Release

The advent of Strata Tunnelling as a new division of Strata Worldwide is not a new one but rather an evolving one. With 29 years of experience, the company is a knowledgeable partner for safety and productivity in underground working environments.

The Strata mission is to improve safety in underground works
The Strata mission is to improve safety in underground works

With Strata Tunnelling, the organization takes a deliberate and strategic step forward within the underground construction industry, with investment and commitment to this community of infrastructure owners, design and construction engineers and the contractors who build the shafts, tunnels, caverns and diverse underground spaces that serve society.

The mission of Strata Tunnelling is to provide advanced products and technologies that are designed to keep working environments in the tunnelling and underground construction industry safe and productive. This is underpinned by committed service on the job and a significant number of hands-on, underground experienced people in its workforce, armed with knowledge and expertise to apply its technologies safely and efficiently at the job site.

Corporate Office
Strata Worldwide
8800 Roswell Road, Suite 145
Sandy Springs,
Georgia 30350, USA
Tel: +1 770 321 2500

Strata Tunnelling
Vice President, Mike Rispin
Tel: +1 385 234 1474
Strata Tunnelling brochure

In this way, Strata Worldwide is a purveyor of advanced technologies, both internally manufactured and third-party sourced, with the ability to train and support contractors who bid and build underground works. The company centers of activity are built around three categories:

  • StrataProtect™
  • StrataConnect™
  • StrataGeotech™

At the core of StrataProtect is the safety of people in the underground environment. The line of Strata emergency refuge chambers offers a choice of portable steel-sided or inflatable units or in-situ safe rooms if required by a project. The proprietary HazardAvert system, which is designed for vehicle proximity detection and collision avoidance, is built on an electromagnetic platform providing Level 9 capability.

The Strata line of emergency and rescue breathing apparatus includes the Biomarine range of state-of-the-art self-rescuers and Trolex gas monitoring equipment. Strata remains the ideal technology partner for safeguarding underground personnel.

StrataConnect comprises a variety of tools and functionality that brings state-of-the-art surface communication to the underground environment. The range of equipment encompasses voice communication, personnel tracking, data transmission and overall connectability. The Strata networking options cover a variety of features that permit integration into existing networks to expand coverage and capabilities, including digitization of analogue systems. These technologies facilitate real-time telemetry and automation. As a network backbone, StrataConnect also offers seamless coordination with the StrataProtect offerings.

Strata safety refuge chambers available in different types, sizes and configurations
Strata safety refuge chambers available in different types, sizes and configurations

StrataGeotech is centered on the strata encountered in the underground working environment and includes a variety of durable and non-durable technologies for areal support of excavations with shotcrete, point support with hydraulic prop elements, modification of the groundmass properties to enhance stand-up time or fill voids, and control of groundwater either in groundmass or in the excavation work areas. These systems are supported by our specialist partners GCP Applied Technologies, US Concrete Products and RE-Systems Group Americas.

Through an established international network of qualified distributors, Strata Worldwide has a presence in USA domestic and in countries of the world. The organization is committed to expanding its presence in international civil underground projects and is actively seeking interested parties who have the vision and credentials to join it on the journey.

Vice President of Strata Tunnelling, Mike Rispin, is a seasoned underground professional engineer of 38 years with experience and expertise in ground control, construction chemicals, explosives and blasting, heavy underground mobile equipment, mechanized tunnelling and the drill+blast excavation cycle. He has been committed over the years to the International Tunnelling and Underground Space Association (ITA) and is currently Vice Chair of the Underground Construction Association (UCA) in the USA, becoming Chair for a two-year term in June 2021.

Mike Rispin leads Strata Tunnelling
Mike Rispin leads Strata Tunnelling

Strata Worldwide is a Supporting Member of the ITA is a corporate member of the:

  • UCA of SME Underground Construction Association in the USA
  • Tunnelling Association of Canada
  • Australian Tunnelling Society

The company will continue to participate in and expand its support of such organizations consistent with the growth of its global footprint.

Strata Worldwide is committed to being a part of the international civil tunnelling community and its representatives look forward to the opportunity to work with you in addressing the challenges of individual projects within the industry.


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