Tag: Knife River Corp

Knife River acquires aggregate, ready-mix operations

March 5, 2019By Zach Mentz

Knife River Corp., a subsidiary of MDU Resources Group, acquired additional aggregate deposits in Texas and a ready-mix concrete supplier in Oregon.

MDU Resources Group acquires Concrete Materials

October 8, 2018By Allison Barwacz

MDU Resources Group acquired Sweetman Construction Co., a Sioux Falls, South Dakota-based aggregate producer that operates as Concrete Materials.

MDU Resources acquires aggregate supplier

June 4, 2018By Zach Mentz

Tri-City Paving will become part of Knife River Corp., the construction materials subsidiary of MDU Resources.

Photo courtesy of Sandvik Mining & Rock Technology

Inside a Knife River crushing operation

March 16, 2018By Giles Lambertson

A Knife River operation in Oregon is poised to pounce on a rebounding market behind its new jaw and cone crushing plants.

Hawaii operation overcomes waste coarse aggregate issue

January 26, 2018By Edited by Kevin Yanik

Quarry operation Hawaiian Cement comes across a unique solution for its mountain of waste coarse aggregate.

Knife River names VP of business development

October 17, 2017By Allison Barwacz

Knife River Corp., an MDU Resources company, appointed Nathan Ring as its vice president of business development and operations support, effective Nov. 1.

App opens door for digital stockpile measurements

November 5, 2014By Allison Barwacz

Measuring stockpiles can be a complicated process, from accurately measuring the piles to recording and storing data. “Tracking […]

Hildestad retiring, Goodin to assume role at MDU Resources

August 17, 2012By Kevin Yanik

Terry Hildestad, president and CEO of MDU Resources, has announced plans to retire come January after a 38-year […]