July 21, 2021

Assessing Critical Infrastructure Reliability for Unseen Data Center Facility Risk

Critical businesses – from finance and networking to water and electric utilities – have robust digital infrastructure systems that rely on a vast network of data centers and internet exchange hubs to deliver essential online services. These facilities can be housed and managed on site or outsourced to external colocation centers, and vary greatly in size and complexity. Our reliance on these digital backbones to underpin business services is rapidly expanding across all sectors of daily life. In today’s technology-driven world, a business’s financial well-being depends on the continuous operation of these facilities’ assets – triggering significant investment to maximize digital infrastructure reliability and downtime.
July 12, 2021

Cyclical Testing of Flat Lock Copper Seams

The use of flat seam copper roofing in the US dates back to Paul Revere’s copper installed on the Massachusetts State House in 1802. Since then, flat seam copper has been widely used in low-sloped roofing applications as it is a reliable, durable roofing material; history shows that flat seam copper roofing can provide a service life of 100 years, which the original State House roof achieved. However, flat seam copper roofing is only as reliable as the quality of the seams between panels.
June 28, 2021

Storm Shelter Design

Abstract

The 2015 edition of the International Building Code (IBC)...

June 24, 2021

Preliminary Selection Guide of Exterior Waterproofing Systems 2021

Selecting the right waterproofing system just got easier. A new guide to Preliminary Selection of Waterproofing Systems cuts through the confusion about which types of waterproofing to use for various construction conditions.
Hazard-Resilient Infrastructure: Analysis and Design
June 16, 2021

Hazard-Resilient Infrastructure: Analysis and Design

This book provides guidance and an underlying framework for creating consistency across hazards, systems, and sectors in the design of new infrastructure systems. The book also discusses enhancing the resilience of existing systems and relates this framework to the economics associated with system lifecycle, including organizational and socioeconomic considerations.
June 1, 2021

Stabilizing San Francisco’s Leaning Tower

Abstract
Located at 301 Mission Street, the 650-foot-tall Millennium Tower was designed to be San Francisco’s premier residential address. The project geotechnical report predicted 4 to 6 inches of settlement over...

April 8, 2021

Waterproofing Structural Elements in the Water Table

Waterproofing below-grade portions of buildings has become increasingly important to owners as technological advancements and limited city space have pushed basements deeper into the ground and further into water tables.

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March 31, 2021

Questions to Consider: NYC Emissions Regulations for New and Existing Buildings

In 2020, New York City Mayor Bill de Blasio unveiled a $14 billion plan, called OneNYC 2050, as an update to the city’s ongoing sustainability programs. The plan introduces several goals and initiatives for New York City to confront the impacts of climate change and economic inequality and improve the city’s infrastructure by the year 2050.
March 26, 2021

Communicating in a BIM World

By: Michael Bolduc, Kristopher Dane

As early as 1962, Douglas Englehart presaged BIM as “an evermore-detailed, interlinked structure, which represents the maturing thought behind the actual design.” Since this early vision, building designers have wholeheartedly adopted...

Keywords:BIM, Revit/BIM
March 2, 2021

Significance of structure–soil–structure interaction for closely spaced structures

Abstract
Nuclear facilities typically consist of many closely spaced structures with different sizes and depths of embedment. Seismic response of each structure could be influenced by dynamic structure–soil–...

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