Entries by Structural Integrity

News and Views, Volume 54 | Benefits of High-Performance Computing for the Seismic Analysis of Critical Facilities

By Julio Garcia, PhD, PE Abstract Continued advances in the fields of structural and geotechnical engineering and increasing expectations for fidelity and refinement of seismic analysis models have resulted in a computational bottleneck emerging within the structural design activities for critical infrastructure. The Soil-Structure Interaction (SSI) analysis is key to characterize a realistic seismic response. […]

News and Views, Volume 54 | Advanced NDE for Hydroelectric Penstock Inspection

By:  Jason Van Velsor and Jeff Milligan At SI, we regularly combine advanced NDE inspections with fitness for service evaluations to provide value-added solutions for our clients. Hydroelectric power plants harness two of the most powerful forces on earth, water and gravity.  The integrity of the penstocks that flow water to and away from the […]

News & Views, Volume 54

The next issue of Structural Integrity’s bi-annual technical magazine, News and Views, is now available. In this issue, experts from our Nuclear, Energy Services, Nondestructive Examination (NDE), Pipeline Integrity Compliance Solutions, and Metallurgical Laboratory groups share project case studies and details on technical advancements across a range of industries and disciplines. Get News & Views, […]

Materials Laboratory Failure Analysis

Failure can be defined as any change in a component that prevents satisfactory performance of its intended function. Understanding why a component failed is important for several reasons. First, a determination of the failure mode is an essential component of any root cause analysis. Second, understanding a component failure provides essential information for preventing additional […]

SI Solutions Expands Structural Engineering Expertise and Adds Controls Engineering Division with the Acquisition of SC Solutions, Inc.

CHARLOTTE, NC – SI Solutions is pleased to announce the purchase of SC Solutions, Inc., a respected provider of innovative engineering solutions for the advanced process controls and structural engineering industries. Founded in 1987, SC Solutions has served its clients in Silicon Valley and beyond, expanding to Sacramento, CA, Portland, OR, and Atlanta, GA. SI […]

News & Views, Volume 53 | Serviceability Assessment of an L-Grade Stainless Steel Pipe Fitting

By: Terry Totemeier A client recently ordered a Type 316 stainless steel pipe coupling fitting for use in a high-pressure, high-temperature steam line operating at 1005°F.  The fitting that was received was so-called dual grade Type 316/316L stainless steel.  Given the limitations on using “L” grades of stainless steel at high temperatures, the client requested […]