July 15, 2020

Interlaboratory Study of the Standard Test Method for Evaluating Bond of Seven-wire Steel Prestressing Strand

By: Ashwin Poudel, Rémy D. Lequesne, William N. Collins, Enrico Lucon, David Darwin
An interlaboratory study involving 19 laboratories was conducted to quantify the precision of ASTM A1061-16.
July 7, 2020

New IBC Rules for Insulation in Unvented Enclosed Roof Framing Assemblies

The 2015 version of the International Building Code includes new provisions that relate to unvented enclosed rafter/truss assemblies and unvented attics, which dictate how design professionals specify vapor retarders and placement of insulation in compact roof assemblies for moisture control.
June 19, 2020

Best Practices for Designing Smoke Control Systems

By incorporating NFPA 92 with best practices, fire protection engineers can successfully design smoke control systems for buildings.
school with tornado damage
June 2, 2020

Storm Shelter Design Guidance for K-12 Schools

In recent years, the International Building Code (IBC) has mandated that all new construction for K-12 schools in most of the Midwest and South Central United States include a community storm shelter. It is important for community officials and project team members to understand these requirements and follow best practices for designing these critical structures.
April 24, 2020

Understanding New York City’s Green New Deal and Updated Energy Code

On 12 May 2020, the updated New York City Energy Conservation Code (NYCECC) will go into effect with several significant changes. It is important for building owners and project stakeholders to be aware of what is changing and understand what is required to meet the new code moving forward.
April 15, 2020

Understanding the City of Oakland’s Soft Story Seismic Retrofit Ordinance

In 2009, the City of Oakland passed a mandatory ordinance (No. 12966) requiring owners of certain buildings to undergo structural screening to determine if the building contains a potential “soft story” at its lowest level, typically comprised of large open areas compared to the stories above.
April 15, 2020

Step-by-Step Overview: Typical Soft Story Seismic Retrofit Ordinance Project

Several cities have passed mandatory ordinances requiring owners of certain buildings to undergo a structural screening process to determine if their building contains a potential “soft story” at its lowest level, typically...
March 24, 2020

Adjacent Structure Technical and Legal Risks

By: Scott DiFiore, Matthew Johnson, Gregory R. Meeder, James P. Chivilo

Excavation and heavy civil construction in urban environments directly impact abutters and existing adjacent structures. Noise and dust create nuisance concerns, while demolition, excavation and dewatering can cause earth movement and structural...

March 20, 2020

Rain Loads: Guide to the Rain Load Provisions of ASCE 7-16

By: Aaron Lewis, Michael O'Rourke

Rain Loads: Guide to the Rain Load Provisions of ASCE 7-16 provides the practicing structural engineer with a detailed description of the rain load provisions of Minimum Design Loads and Associated Criteria for Buildings and Other...

Keywords:Roofing
March 6, 2020

Landmark Restoration: Comprehensive Repair of Michigan University Fountain

In this article, Daniel Clark discusses the university’s desire to address water leakage concerns at the 1940s-vintage fountain, which serves as a prominent landmark on campus. SGH performed condition assessments to investigate these...

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