According to the U.S. Geological Survey (USGS), an estimated 592 million metric tons (Mt) of total construction aggregates was produced and shipped for consumption in the United States in the second quarter of 2014, an increase of 8 percent compared with that of the second quarter of 2013. The estimated production for consumption in the first 6 months of 2014…
Read MoreTag: crushed stone
Union Decertification Vote Cleared at Quarry
In a case involving one of 12 crushed stone or sand and gravel operations under Moline, Ill.-based RiverStone Group Inc., the NLRB affirmed a contract bar doctrine limiting to three years the window during which a collective bargaining agreement restricts unit members from pursuing a vote to decertify their union.
Read MoreMSHA Issues Mine Fatality Data; Convenes Meeting
The U.S. Department of Labor’s Mine Safety and Health Administration (MSHA) released a summary of U.S. mining deaths that occurred during the first quarter of 2014. From Jan. 1 to March 31, eight miners died in accidents in the U.S. mining industry. Three were killed in coal mining accidents and five in metal and nonmetal mining accidents. The previous quarter…
Read MoreStone Production Strong in First Quarter
The estimated U.S. output of construction aggregates produced and shipped for consumption in the first quarter of 2014 was 370 million metric tons (Mt), an increase of 7 percent compared with that of the same period of 2013, according to the U.S. Geological Survey. “The revised estimated annual output produced for consumption in 2013 was 2.03 billion metric tons (Gt),…
Read MoreGoing Global
April 18, 2014 – There is a lot of rock set to be produced on the “Third Rock from the Sun.” Through 2017, worldwide sales of construction aggregates are forecast to expand more than five percent per year to 53 billion metric tons, according to the new market research report “World Construction Aggregates” from GIIResearch.com. Following recent severe declines from…
Read MoreMidwestern Industries Double-Deck Screener Is Flexibile
The new Model MR-7 Screener with its compact, highly efficient design is specially engineered for conveyor-type installations. The double-deck MR-7 allows materials to be separated from an approximately 1-in. opening on the top deck to a separation down to 1/8-in. opening on the bottom screening deck. This deck combination with end-tensioned panels provides a screening unit that can effectively handle…
Read MoreMidwestern Industries Double-Deck Screener Offers Flexibility
The new Model MR-7 Screener with its compact, highly efficient design is specially engineered for conveyor-type installations. The double-deck screener allows materials to be separated from an approximately 1-in. opening on the top deck to a separation down to 1/8-in. opening on the bottom screening deck.
Read MoreNational Lime and Stone Acquires Lash Paving
The National Lime and Stone Co. and Lash Paving, Inc. announced that the two companies have completed a transaction through which Lash Paving will become a wholly owned subsidiary of National Lime and Stone. Terms of the agreement were not disclosed.
Read MoreMartin Marietta + Texas Industries?
January 25, 2014 – The word on the street is, Martin Marietta Materials is in advanced talks to buy the industry’s 14th largest crushed-stone producer,Texas Industries (TXI). An all-stock deal could be announced as early as this coming week, according to my sources.
Read MoreWorld Domination
January 3, 2014 – Aggregates is poised to dominate. Through 2017, worldwide sales of construction aggregates are forecast to expand 5.8 percent per year to 53.2 billion metric tons. These and other trends are presented in World Construction Aggregates, a new study from The Freedonia Group Inc., a Cleveland-based industry market research firm.
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