Type: Civil and Marine Construction

Location: Norfolk, Virginia

Description: The Hampton Roads Bridge-Tunnel (HRBT) is a 3.5 mile roadway tunnel under the Hampton Roads Harbor that connects Hampton, VA and Norfolk, VA. The $3.9 billion HRBT Expansion project started construction in 2020 and reached substantial completion in 2027, now serving over 140,000 cars a day. The Runnel Boring Machine, “Mary” moved more than 1.5 million cubic yards of soil during the boring for the expansion tunnels.

JCE Products:

• Bentonite for the Tunnel Boring Machine (TBM)
• Bentonite for the grouting of segments.
• Bentonite for ground stabilization prior to tunneling.
• Super absorbent polymer (SAP) for drying of drill cuttings for transport.
• Lime Kiln Dust (LKD) for drying of drill cuttings for transport.
• Sodium bicarbonate for pH buffering and treatment of process water.