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Contractor-led coalition sues Labor Department over union-biased ‘persuader rule’

Sources: Associated Builders & Contractors (ABC), Washington, D.C.; CP staff

A lawsuit ABC and other national or state groups have filed in U.S. District Court for the Eastern District of Arkansas challenges the U.S. Department of Labor’s final “persuader rule,” issued late last month. Officially titled Interpretation of the “Advice” Exemption, it revises the definition of what activities constitute “advice” and expands circumstances under which public reporting is required under the Labor-Management Reporting and Disclosure Act of 1959.

Read more: Contractor-led coalition sues Labor Department over union-biased ‘persuader rule’

Market success, field performance inform NCMA’s SRW Best Practices Guide

NCMA 150Sources: National Concrete Masonry Association, Herndon, Va.; CP staff

A collaborative effort of NCMA producer members and hardscape industry leaders has yielded Segmental Retaining Walls Best Practices Guide for the Specification, Design, Construction, and Inspection of SRW Systems.

Read more: Market success, field performance inform NCMA’s SRW Best Practices Guide

PCI’s seismic design methodology garners top ASCE honor

Sources: Precast/Prestressed Concrete Institute, Chicago; CP staff

The American Society of Civil Engineers has presented the Charles Pankow Award for Innovation to PCI, whose “Seismic Design Methodology for Precast Concrete Diaphragms” project addresses engineering obstacles—rooted in structural member-to-member or member-to-shear wall connections—to precast concrete solutions in high seismic zone markets.

Read more: PCI’s seismic design methodology garners top ASCE honor

Cross Laminated Timber-built hotel suits Army-aligned developer

Sources: Lendlease Americas, New York City; CP staff

Privatization of Army Lodging (PAL) program developer Lendlease Americas staged a ribbon cutting for the Candlewood Suites on Redstone Arsenal, billing the 92-room property near Huntsville, Ala., as the country’s first hotel constructed completely of Cross Laminated Timber (CLT).

Read more: Cross Laminated Timber-built hotel suits Army-aligned developer

Lignin-wise researchers describe new process for concrete-grade plasticizers

Sources: VTT Technical Research Centre Ltd., Finland; CP staff

A research and technology specialist serving Europe’s forest-laden Nordic countries cites a technique to convert lignin, a wood fiber binder and pulp mill byproduct, to a plasticizing agent competitive with synthetic and lignosulphonate-based concrete admixtures.

Read more: Lignin-wise researchers describe new process for concrete-grade plasticizers