Underground Infrastructure

Harnessing advanced technologies for underground engineering success

Underground construction endeavors are intricate, demanding meticulous planning, execution and risk management. With billions of dollars invested and millions impacted annually, the stakes are monumental.

Insights and trends: Latest developments in utility and communications construction

The beginning of 2024 is shaping up to be just as dynamic as we had expected going into the year. The election stage is set for November, the Federal Reserve is trying to thread the needle between fighting inflation and making the “soft landing,” and most distressing, we all witnessed a terrible tragedy in the collapse of the Francis Scott Key Bridge in Baltimore.

Editor’s Log: And the smiles never stopped

In late March, UI wrapped another successful Underground Infrastructure Conference. Per usual, a wealth of information and market intelligence was gathered from remarkable speakers and experts in a variety of fields including sewer installation and rehabilitation, fiber optics, power, horizontal directional drilling, and safety.

Inside infrastructure: Safety debate continues to address new, controversial subjects

Every four or five years, multiple committees in Congress undertake the responsibility of reauthorizing the nation’s pipeline safety program and the federal agency that oversees it.

Enstor eyes FERC nod to double underground gas storage capacity at Mississippi Hub

Enstor Gas LLC has submitted an application to the Federal Energy Regulatory Commission (FERC) for an expansion of its underground natural gas storage facility located in Simpson County, Mississippi.

Wisconsin’s Menominee Tribe secures funding for underground power line project

FEMA's Building Resilient Infrastructure and Communities grant program has allocated $872,894 to support the Menominee Indian Tribe of Wisconsin's underground power line conversion initiative.

Fastwyre Broadband invests $65 million to upgrade fiber optic network in Eastern Nebraska

Fastwyre Broadband is making significant investments to upgrade its fiber-optic network in Eastern Nebraska, promising faster internet speeds and enhanced connectivity for underserved communities in the region.

Damage prevention and safety: Turning awareness into action

Surveys and studies reveal that professional excavators/contractors are highly aware of Common Ground Alliance’s (CGA) 811 initiative that requires they (as well as landscapers and homeowners) contact their state’s OneCall Center so underground utility lines are identified and marked before breaking ground.

Western sanctions impacting Russian underground infrastructure

The Russian sector of underground infrastructure construction is potentially in a serious crisis. The ever deepening shortage of funding and the lack of technologies are posing a threat for implementation of many investment projects and planned modernization of existing infrastructure.

Colorado Springs Utilities undertakes underground power line shift post-2021 windstorm

In Colorado Springs, efforts are underway by Colorado Springs Utilities (CSU) to relocate power lines underground after identifying susceptibility during a windstorm in 2021.

California regulators greenlight program to accelerate electric infrastructure undergrounding

The California Public Utilities Commission (CPUC) has introduced a new initiative aimed at accelerating the undergrounding of electric distribution infrastructure across the state. This program, mandated by Senate Bill (SB) 884, targets increased system resilience and climate adaptation.

Nevada OSHA fines Elon Musk's Boring Company over safety violations in Vegas tunnel project

Elon Musk's Boring Company incurred fines exceeding $112,000 due to safety breaches flagged by the Nevada Occupational Safety and Health Administration during the construction of the Vegas Loop underground tunnel last year.

Conservation groups sue to stop a transmission line from crossing a Mississippi River refuge

A coalition of conservation groups filed a last-minute federal lawsuit to halt plans for building a 102-mile transmission line that would link Iowa’s Dubuque County and Wisconsin’s Dane County, crossing through a Mississippi River wildlife refuge.

Consumers Energy to bury electric lines in six Michigan counties

Consumers Energy has announced the approval of a targeted undergrounding pilot program by the Michigan Public Service Commission. With a $3.7 million investment, the company plans to bury 10 miles of overhead power lines within the next year.

I&M commences reconstruction of underground power line in Muncie, Ind.

Indiana Michigan Power (I&M) representatives plan to start construction next week to rebuild an aging underground power line along Tillotson Avenue in Muncie.

Underground electric cable replacement program in Geneva, Ill., to bolster service reliability

The city of Geneva, Illinois, is set to improve the reliability of its electric service by undertaking an underground cable replacement project slated to commence in March.

Austin Energy's distribution system undergoes assessment for underground feasibility

Twin independent studies by engineering firm Burns & McDonnell will begin in March 2024 to assess the underground feasibility and overhead resiliency of Austin Energy’s distribution system.

New York State OKs $57.8 million underground transmission line linking Nanuet to West Nyack

The New York State Public Service Commission has greenlit a $57.8 million project to install a new underground transmission line spanning approximately five-and-one-half miles between the Burns substation and the West Nyack Substation in the town of Clarkstown, New York.

Exodigo, PNNL partner to advance underground power line technology

Exodigo will work with participating utilities to support GOPHURRS' mission to strengthen and modernize America's aging power grid through the development of cost-effective, high-speed, and safe undergrounding technologies.

Residents of an east Arkansas town have been without water for the past two weeks

Officials are racing to fix leaks throughout the city and restore water to residents, but they say they're facing the longer-term challenge of overhauling a system with an infrastructure that dates back decades.

Chinese hackers are determined to 'wreak havoc' on US critical infrastructure, FBI director warns

Chinese government hackers are busily targeting water treatment plants, the electrical grid, transportation systems and other critical infrastructure inside the United States, FBI Director Chris Wray told House lawmakers Wednesday in a fresh warning from Washington about Beijing's global ambitions.

Underground fire and power outage in downtown Baltimore snarls commute and closes courthouses

The fire affected underground electrical conduits along North Charles Street and power was shut down in the area to assist in extinguishing the fire, officials said.

OPALCO invests in underground power lines project in Washington's Doe Bay area

OPALCO has commenced a project to relocate overhead power lines to an underground system, covering the (temporary) Doe Bay bridge to the Eagle Lake intersection in Washington.

EPA approves underground carbon injection well construction in Indiana

These underground injection wells will be used to store carbon dioxide from nearby fertilizer production that has been captured prior to release to the atmosphere, reducing emissions that contribute to climate change.

Maryland's ambitious flood mitigation project set to break ground in Ellicott City

The Extended North Tunnel, designed to carry 26,000 gallons of stormwater per second through a mile-long, 18-foot diameter tunnel, is a crucial element in the multimillion-dollar initiative to mitigate flooding in Ellicott City, Maryland.

DOE awards $34 million for advancing underground power line technologies

The U.S. Department of Energy (DOE) has awarded $34 million for 12 projects across 11 states to strengthen and modernize America’s aging power grid through the development of cost-effective, high-speed, and safe undergrounding technologies.

California court ruling could threaten key source of funding for disputed giant water tunnel project

A California judge says a nearly 65-year-old law does not give the state permission to borrow the billions of dollars it would need to build a large water project, a decision that could threaten a key source of funding for a controversial plan backed by Gov. Gavin Newsom to build a massive underground tunnel that would reroute a big part of the state’s supply.

Mississippi officials confirm safety of Jackson’s water supply following E. coli alert

Mississippi health officials lifted their health advisory after a new round of test results did not find E. coli in Jackson’s supply. The announcement reverses the Mississippi Department of Health’s instructions on Jan. 11 for Jackson residents to boil their water before consuming it.

Crossing the Bay

West of Houston, the region’s petrochemical infrastructure creates a tangled maze of pipelines, roads, swamps and endangered ecosystems. Performing HDD operations here would challenge any contractor. Add a crossing under the Intercoastal Waterway to the mix – arguably the busiest commercial shipping channel in the United States – and you have a job that is not for the faint of heart.

Greenville, S.C., residents eligible for $3,000 power line burial support from Duke Energy

In a collaborative effort, Duke Energy and Greenville, S.C. introduced the POWER ON initiative, aiming to assist homeowners in burying their power lines and ensuring a reliable energy supply.