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Who we are


We have assembled a high-caliber Team that combines international design-build tunnel expertise and local experience. Our Team members, leaders in their fields, have designed close to 200 water and wastewater tunnel projects and built above 40 of them, partnering with many entities across the globe on these meaningful and sustainable projects. CBNA, the U.S.-based subsidiary of Bouygues Construction, “the world leader” in complex tunneling, is demonstrably the most experienced Design-Builder to lead the this highly accomplished Team that combines skilled tunnel experts with highly competent local professionals, all extremely motivated to deliver the PRT Project.


Civil & Building North America Inc.

Construction & Civil engineering in North America

CBNA, a member of Bouygues Construction, carries out major heavy civil and buildings projects. We have been operating in North America since 2002, delivering large-scale projects. Our expertise extends throughout underground works, river and maritime works, linear projects, signature bridges, industrial civil engineering, buildings and property development. Our service package covers the whole process, from design right through to the construction, maintenance and development of all types of buildings.

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Who we


Member of Bouygues

Part of Bouygues Group ($41B revenue, 129,000 employees worldwide), with 70 years of construction experience.


Expertise in Europe

Channel Tunnel

Major tunnel projects for rail transit systems delivered around the world, such as the Chunnel Tunnel linking England to continental Europe.


Expertise in Asia

Tuen Mun Chek Lap Kok

Procured world record 57.7-ft.-diameter soft-ground Tunnel Boring Machines for the Tuen Mun Chek Lap Kok subsea tunnel in Hong Kong.


Expertise in USA

Port of Miami Tunnel

This twin-tube 4,134-feet-long structure directly links the Port of Miami to the motorway. 

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Halmar International LLC

Innovative Design-Build


 Construction  Innovators

International Record


Halmar holds an international record of the longest micro-pile drive at 1,340 feet using a 53-inch o.d. pipe, which was used to install a 42-inch i.d. concrete pipe under the heavily trafficked runways of JFK International Airport.

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Expertise in high profile projects


World Trade Center-NY

Incorporated innovative controlled blasting and rock demolition methods to protect the highly sensitive environment and nearby train stations during the foundation construction of World Trade Center Tower 2, which included 130 high-capacity anchors.


Expertise in highly congested areas

New York City, NY

Delivered billions of critical infrastructure projects in congested urban environments, including the 50th Street Ventilation Facility and $2.1B 7-Line Extension program rock excavation, drill and blast, shaft and steel/concrete construction services in the heart of NYC

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Alexandria, VA

Building a brand new WMATA Metrorail Station in critical and sensitive location in the DC/Alexandria Metropolitan area. We continue to strengthen our relationships with the local community and workforce, building their future with them.

National, safety-first, result-driven heavy civil construction firm guided by a commitment to quality work at every level of project delivery. For 60 years, the firm holds an exemplary record of zero claims, defaults, liquidated damages, or terminations. Halmar International provides underground construction services since 1980. The firm delivered billions of infrastructure projects in congested urban environments, including the 50th Street Ventilation Facility that involved drilling, blasting, and rock excavation in the heart of Manhattan, NY.

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Founded in 1972, our company has grown to nearly 900 craftsmen supported by an administrative staff that includes project managers, professional engineers, estimators and a fully staffed safety department. Fort Myer typically self-performs critical work items including earthwork, excavation, concrete & asphalt paving, site development, foundations and structures. By self-performing much of this work, we provide clients with cost and scheduling savings. By owning and operating multiple asphalt plants, Fort Myer offers customers various federal and state approved mixes. Our plants service DC, Maryland and Virginia with several hundred thousand tons of asphalt material annually. Our plant located at 5th and V Street, NE employs the cutting edge green technology to lower the region’s carbon footprint. 

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COWI is a leading international consulting group within engineering, economics, and environmental science and architecture. In North America, we are a premier provider of planning, design, and program management services, delivering cost-effective and constructible solutions within the transportation, water, energy, and marine engineering sectors. We are best known for our work on some of the most challenging bridge, tunnel, and marine engineering projects, as well as our capabilities within renewable energy. More than 90 years of experience in the business and COWI is a leader within its field because its 6,800 employees are leaders within theirs. Together, they create coherence in tomorrow’s sustainable societies. We have been involved in the construction of all manner of tunnels around the world, and in all types of soil. Our services cover the entire lifecycle of a tunnel, from feasibility studies to the operational phase and finally rehabilitation.



Hatch Associates Consultants, Inc. is the United States-based corporation of Hatch Ltd., which is headquartered in Mississauga, Ontario, Canada. Hatch has extensive engineering, design, and construction management experience in the infrastructure, energy, and mining & metals sectors.

$50B of projects under management.

65 years of corporate experience.

65 years of tunneling experience.

Major tunnel projects for rail transit, freight rail, highways, water conveyance, wastewater control and treatment systems.

Offices in 65 countries around the world.

10,000 employees worldwide.

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Construction Site
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