In a proposed settlement with the U.S. government over a 2014 coal-ash spill in North Carolina, Duke Energy will pay fines totaling more than $68 million, along with $34 million for ash-basin mitigation and community service, the Charlotte, N.C., utility said on Feb. 20.
In fall 2009, Philadelphia-based Drexel University broke ground on the $70-million, 130,000-sq-ft Papadakis Integrated Science Building, a project seeking LEED Silver certification under the auspices of the U.S. Green Building Council.
Andreas Tselebidis, who has developed concrete mixes for more than 15 supertowers, says his assignment to design the mix for the world's first extra-high-strength architectural concrete supertower—the 1,397-ft 432 Park Avenue in Manhattan—is his most challenging ever.
For about 50 years, many developers and design teams—salivating over the best-located piece of real estate left in the heart of Chicago—have tried unsuccessfully to come up with an economically viable project for the sliver of a site, hemmed in by active railroad tracks, viaducts, a building and the Chicago River.
Related Links: American Concrete Institute Engineers Welcome Designer-Friendly Structural Concrete Standard Pankow Foundation Charts Ambitious Research Goals For High-Strength Rebar More than 25,000 Twitter users participated in a Nov. 18 Twitter chat, hosted by the American Concrete Institute, to ask questions about the group's revised "Formwork for Concrete" manual, which was published last month.Topics "discussed" included polyvinyl chloride formwork; safety design of formwork; new content in the manual; the latest load and materials standards; and the benefits students can gain from the manual, says ACI. "The objectives of the manual, through many editions, are to support quality, safety and economy,"
Engineers with the U.S. National Aeronautics and Space Administration are on track to support surface construction on the moon within a decade, says Robert P. Mueller, senior technologist in the advanced projects development in the surface systems office for engineering and technology at NASA’s Kennedy Space Center.
Related Links: Skanska Video: How Do You Move a Harvard Fresco? Global Best Office Project: The Place, London Global Best Projects Winner, Best Large Project: The Shard As Harvard University's estimated $247-million renovation and expansion of its art museums nears completion, project teams in the Boston area are breathing easy after some complex maneuvers to protect and move the art.The project integrates the Fogg, the Busch-Reisinger and the Arthur M. Sackler museums and their combined 250,000 works of art under one roof. The new building is targeting LEED Gold certification and will add 12,000 sq feet of gallery space to