Knife River acquires aggregate, ready-mix operations
Knife River Corp., a subsidiary of MDU Resources Group, acquired additional aggregate deposits in Texas and a ready-mix concrete supplier in Oregon.
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The company has a record backlog of $1.62 billion in its construction materials and construction services businesses.
Read MoreMDU Resources Group’s construction materials business earned $123.4 million last year, up from $102.7 million in 2016.
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