News

Hawaii’s groundbreaking $375M wastewater project unveiled

Jun 27, 2018 WALNUT CREEK, CA — The completion of Hawaii’s largest ever wastewater system upgrade was formally announced last week by Honolulu Mayor Kirk Caldwell. Following a U.S. Environmental Protection Agency Consent Decree to improve Windward Oahu’s sewage collection and treatment system by June 2018, Brown and Caldwell,...

Hawaii’s Groundbreaking $375M Wastewater Project Officially Unveiled

  Sewer tunnel and pump station facilities enhance Oahu’s utility infrastructure The completion of Hawaii’s largest ever wastewater system upgrade was formally announced last week by Honolulu Mayor Kirk Caldwell. Following a U.S. Environmental Protection Agency Consent Decree to improve Windward Oahu’s sewage collection and treatment system by June...

City completes $375 million Kaneohe-Kailua sewer tunnel project

By Gordon Y.K. Pang City officials today announced the completion of the $375 million Kaneohe-Kailua gravity sewer tunnel project that is designed to increase storage capacity for Windward Oahu’s wastewater system and reduce the possibility of overflow. The project, required by a court-mandated consent decree, began in 2013. It...

Underground tunnel between Kaneohe and Kailua is complete

  By Sally Seo, Summer Intern Honolulu’s largest waste water system update is now finished after six years in the making. Mayor Kirk Caldwell formally announced the completion of the $375 million project during a press conference Thursday afternoon.  The new sewer system is the first of its kind in Hawaii...

City completes massive, $375M sewer project in Windward Oahu

  By Shannyn Soliven HNN Summer Intern HONOLULU (HawaiiNewsNow) — A three-year, $375 million project to build a gravity sewer tunnel and make other infrastructure upgrades in Windward Oahu was officially wrapped up Thursday. The 3-mile-long tunnel is 400 feet below the surface in places, and was constructed to be able...

Honolulu Ranks No. 1 in World Sanitation

  Honolulu is ranked No. 1 globally in sanitation, according to a recent report by Mercer, an international consulting firm. Mercer based the ranking on “analyses (of) cities’ waste removal and sewage infrastructure, levels of infectious disease, air pollution, water availability and quality.” After Honolulu, the next top ranking...

Two Southland Holdings Projects Receive International Tunneling Awards

Southland Holdings LLC has been awarded two international tunneling awards from New Civil Engineer. Recognition includes Tunneling Project of the Year (over $150m) for the Kaneohe/Kailua Sewer Tunnel Project The Kaneohe/Kailua Sewer Tunnel Project was recognized as Tunneling Project of the Year (over $150m). The Southland/Mole joint venture,...

2017 Tunnelling Project of the Year

Southland Holdings wins the Tunnelling Project of the Year (over $150m) award from New Civil Engineer Tunneling for its work on the Kaneohe/Kailua Sewer Tunnel Project.  Judges’ comment – The first tunnel project of its type in Hawaii (on the island of Oahu) including several ground treatment and support methodologies in...
Monthly Construction Photos

© 2018 All rights reserved.

Powered by PereLX