Tunneling

San Diego begins installation of new pure water pipeline at Miramar Reservoir

Completion of the 1-mile branched pipeline along the Miramar Reservoir bed includes pipeline assembly on shore before the pipe is loaded onto barges and permanently installed underwater. Over 1,100 feet of tunneling to reach the reservoir was completed earlier this year, and work is now underway to complete construction of the pipeline at the reservoir.

American Augers machine to aid rescue effort for Indian workers trapped in collapsed tunnel

A new drilling machine arrived at the accident site in Uttarakhand state on Saturday to replace one that was damaged while breaking through the rocks and debris. They had been using the drill to create a space to insert wide pipes through which the trapped workers could crawl to their freedom.

Second tunnel-boring machine breaks through at future Oak-VGH Station in Canada

(UI) — The second tunnel-boring machine has broken through at the future Oak-VGH Station, signaling a new milestone for the Broadway Subway Project.

Groundbreaking advances made with EPBM tunnel constructed below sea level

(UI) — Houston Public Works launched the Surface Water Transmission Program (SWTP) to comply with an HGSD mandate. The 66-inch, 50-year-old pre-stressed concrete cylinder pipe (PCCP) is the primary source for the western part of the city, and its shutdown would impact the system's capacity.

Granite wins $215 million contract to improve Ohio sewer infrastructure

Granite has been awarded an approximately $215 million contract by the city of Akron, Ohio to construct the Northside Interceptor Tunnel Project (NSIT) to aid in preventing combined sewer overflows from entering the Cuyahoga River during typical storms.

Innovative underground lab paves the way for human survival trials on Moon and Mars

(UI) — In order to study how scientific and medical procedures will go in difficult extraterrestrial circumstances, scientists converted deep tunnels 1.1 km beneath the countryside into an underground lab.

City of Newburgh completes first underground tunnel, part of $32 million sewer improvement project

This phase of the project is being completed by a specially designed tunnel boring machine (TBM) capable of “micro tunneling” – an innovative, remote-operated trenchless construction method that allows for simultaneous excavation and pipe laying with minimal disruption to residents.

Underground Work Begins on Las Vegas Convention Center Tunnel

Elon Musk's tunneling company, The Boring Co., has begun underground construction for a tunnel that will house a people-moving system at the Las Vegas Convention Center.

Lane Wins First Washington Contract with $255 Million Seattle Project

(UC) — Lane Construction said it won its first contract in the state of Washington—construction of a water storage tunnel to reduce polluted overflows into Seattle's Lake Washington Ship Canal. (photo: Lane Construction..

Louisville, KY Set to Build $200 Million Sewer Tunnel

In order to protect itself from waterway overflow, the City of Louisville is preparing to build a 20-foot wide underground sewer tunnel, to the tune of $200 million.

Michigan Governor Halts Great Lakes Oil Pipeline Tunnel

Michigan Gov. Gretchen Whitmer has ordered state departments and agencies to take no further action on legislation enacted in late 2018 authorizing construction of an oil pipeline tunnel beneath lakes Huron and Michigan.

UCT 2019: ShowStopper Awards Presented to Stand-Out Exhibits at UCT

UCT 2019: ShowStopper Awards Presented to Stand-Out Exhibits at UCT

Feds Fund Houston-Area Stormwater Tunnel Feasibility Study

The Harris County Flood Control District, whose systems were overwhelmed by Hurricane Harvey in 2017, is set to begin a $400,000 study into the feasibility of constructing large-diameter, deep underground stormwater conveyance tunnels.

Akktoberfest to Honor Akkerman’s 45th Anniversary

Marking 45 years of guided boring, microtunneling, pipe jacking and tunneling equipment and solutions for installing a variety of underground infrastructure, Akkerman is hosting Akktoberfest, Sept. 18-20, at its Brownsdale, Minn, headquarters. In the tradition of Oktoberfest, the largest folk festi..

Lane Construction Wins $580-Million Tunnel Project

Lane Construction Corporation and its parent, Salini Impregilo, received a $580-million contract for the Northeast Boundary Tunnel (NEBT) project in Washington, D.C. This large, deep sewer tunnel will increase the system’s capacity, significantly mitigating the frequency, magnitude and duration of s..

California's Giant Water Tunnels Win First Crucial Approval

SAN FRANCISCO (AP) — U.S. wildlife officials gave crucial first approval Monday to California Gov. Jerry Brown’s decades-old ambitions to build two massive tunnels that would re-engineer the water system in the nation’s most populous state. The National Marine Fisheries Service and U.S. Fish and Wi..

Feds To Give Update On California’s Big Water Tunnels

The federal regulators evaluating Gov. Jerry Brown’s decades-old ambitions to re-engineer the water supplies from California’s largest river are promising a status update Monday, as Brown’s $16 billion proposal to shunt part of the Sacramento through two mammoth tunnels awaits a crucial yes or no fr..

World's Largest Tunnel-Boring Machine Reaches End of Long, Troubled Journey

SEATTLE (AP) — The world’s largest tunnel-boring machine broke through a concrete wall beneath Seattle on Tuesday to reach the end of its long, troubled journey, a milestone in a multibillion-dollar project to replace an aging highway hugging the city’s waterfront. Critics of the effort to build an..

Akkerman Names Mexico, Central America Equipment Rep

Akkerman entered into a dealership contract with Underground Construction Supply (UCS) Mexico as sole Akkerman equipment representative in Mexico and Central America. Established in 2013 to support the booming underground construction market in the region, UCS Mexico has since diversified to addres..

Lengthy Microtunnel Project Beats Schedule By 8 Months

BRH-Garver Uses 2 MTBM To Install Nearly 15,000 Feet Of Force Main The city of Houston has an ongoing program to rehabilitate and maintain its wastewater collection system – no small task considering the system includes more than 6,700 miles of sewer pipelines ranging in diameter from 2 to 144 inch..

California’s $15.7 Billion San Joaquin River Delta Tunnel Plan Enters Pivotal Year

As originally reported by The Associated Press, California is proposing its most ambitious water project in a half-century. At $15.7 billion, the project proposed by Gov. Jerry Brown would run two giant tunnels, each four stories high, for 35 miles under the Sacramento-San Joaquin River Delta in Nor..

Thieves in Mexico Build Tunnel, Steal Fuel

As reported by The Associated Press, authorities in central Mexico discovered thieves constructed a tunnel and camouflaged trucks aiming to steal and transport fuel from government pipelines. Police found the tunnel in the state of Guanajuato, earlier this month. This is not a new problem; thousands..

McMillen Jacobs, New Irvington Tunnel Project Awarded Top Honor

The San Francisco Public Utilities Commission New Irvington Tunnel project was awarded the 2016 Project of the Year Award in the Environment Category by the American Public Works Association for projects exceeding $75 million. McMillen Jacobs Associates, an environmental, engineering and constructio..

Bertha Resumes Digging Seattle’s Route 99 Tunnel

In mid-January, the world’s largest tunnel-boring machine (TBM) sat under downtown Seattle with its large diameter cutterhead completely static due to a sinkhole – it seemed the TBM, dubbed Bertha, couldn’t catch a break on the State Route 99 tunnel project. Bertha was designed to bore a 1.7-mile t..

New Tunnel now connected to the Northfolk Shoreline

The Elizabeth River Tunnels (ERT) Project team reached a major construction milestone for the new Midtown Tunnel with the immersion of the last tunnel element, connecting the shorelines of Portsmouth and Norfolk. The project’s design-build contractor, SKW Constructors (a joint venture of Skanska, K..