November 23, 2016

Building Enclosure Compliance Testing - The How and Why

What are the risks in the enclosure design and how can an owner and designer verify performance and compliance, especially for critical design elements? How do owners and designers know they have the correct materials, a functioning assembly, and...

November 23, 2016

Roofs with a View: Structure and Building Envelope Solutions

Through a series of real case studies, this workshop will review structural and building envelope solutions for design projects involving the addition of a new roof deck to an existing building. Roof decks and green roofs are becoming increasing...

November 17, 2016

Blind-Side Below-Grade Waterproofing: Lateral Water Migration, Confining Pressure and Bond Relationships

As a follow-up to their preliminary laboratory testing program related to lateral water migration with blind-side below-grade waterproofing membranes, John Karras, Anthony Nicastro and former SGH employee Keith Nelson recently authored...

October 7, 2016

Guide to ACI 562-16 Repair Code: Design Examples

On 29 September, Gustavo Tumialan and Jared Brewe gave presentations as part of a six-part webinar series presented by the American Concrete Institute (ACI). The series, “Guide to ACI 562-16 Repair Code: Design Examples,” reviewed the...

October 7, 2016

Fully Soldered Metal Roofing: More Complicated Than You Think

Copper roofing has been used for centuries, particularly on ornate institutional or historical buildings where access and roof maintenance is impractical. When fully soldered, copper roofing can provide a watertight, durable roof with a decades-...

October 3, 2016

Continuous Transverse Reinforcement — Behavior and Design Implications

Recent advancements in automatic reinforcing bar bending machines allow fabrication of continuous transverse reinforcement (CTR) with 90-degree transverse bends. The resulting closed, continuous reinforcement increases the speed by...

September 20, 2016

Decoding the Code: 2016 New York City Energy Conservation Code

On 3 October 2016, the updated New York City Energy Conservation Code (NYCECC) will go into effect....

September 9, 2016

Evolution of ACI 562 Code – Part 7

The September 2016 issue of Concrete International Magazine includes an article by Jared Brewe (Senior Staff I, CHI SE), Gustavo Tumialan (Senior Project Manager, BOS SE), and Paul Kelley (Senior Principal, BOS SE). The article, “Evolution...

August 9, 2016

Silicon Valley Mid-Summer Emergency: Santa Clara Addresses the Peak-Demand Repair of a 96-inch Pipeline

By: Rasko Ojdrovic, Peter Nardini, Anna Pridmore

This paper presents Santa Clara Valley Water District's (SCVWD) approach to addressing their first high profile water main failure including their application of failure investigation, emergency condition assessment, pipe...

August 9, 2016

Rerounding of Deflected Buried Pipe Subjected to Internal Pressure

This paper presents a theoretical basis for the rerounding effect of internal pressure on deflection and stresses in buried pipe. The nonlinear differential equations governing pipe-soil interaction of deflected buried flexible or semi-rigid pipe...

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