Concrete Products is the leading source for Concrete Plants, Concrete Mixers, Precast, and Ready Mix news.

Construction life cycle assessment pioneer retools Pavement software

Sources: Athena Sustainable Materials Institute, Ottawa; CP staff

The developer of a life cycle assessment (LCA) tool informing ready mixed and manufactured-concrete interests’ product category rules (PCR) and environmental product declarations (EPD) has released Pavement LCA Version 2.1, succeeding the Impact Estimator for Highways software. Athena Institute envisioned the charter program for major freeway and arterial roadway assessment, but notes the tool can now gauge the environmental footprint of any roadway cross-section along its length and over its service life.

Read more: Construction life cycle assessment pioneer retools Pavement software

Summit Materials closes on $450 million Lafarge plant, terminal network deal

Sources: Summit Materials Inc., Denver; CP staff

In a July 17 transaction with LafargeHolcim Ltd., Summit Materials acquired Lafarge North America’s Davenport, Iowa cement plant, along with a West Des Moines, Iowa, and six Mississippi River terminals. The companies announced the deal just ahead of an early-May U.S. Federal Trade Commission order stipulating plant and terminal sale within 10 days of the Lafarge S.A. and Holcim Ltd. merger, consummated July 8.

Read more: Summit Materials closes on $450 million Lafarge plant, terminal network deal

Construction rebound raises St. Lawrence Seaway rock, powder volumes

Source: Chamber of Marine Commerce, Ottawa

A U.S. construction surge has boosted bulk material transfer through the Great Lakes-St. Lawrence Seaway since the start of the 2015 season. Officials report dry bulk cargo volume of nearly 3 million metric tons, up 7.5 percent through the first part of the season, April–June, against figures for the same period in 2014. Materials leading the way in volume gains are stone, with 102,000 metric tons delivered through June, up 24 percent from last year, and cementitious materials, with 563,000 metric tons, a 9.5 percent jump.

Read more: Construction rebound raises St. Lawrence Seaway rock, powder volumes