Using Drones to Survey Existing Conditions

On a current project in downtown Seattle now undergoing repairs to a 10 story concrete façade, the initial conundrum was to determine the most economical method for the structural engineer to inspect and document the existing conditions. After looking at the costs of two swing stage drops or a …

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Prepped for Silica Compliance

In the Tidbits section of our last newsletter, we shared a little about OSHA’s then upcoming rules for construction workers to reduce contact with respirable crystalline silica. The goal being to greatly diminish lung cancer, silicosis, chronic obstructive pulmonary disease, and kidney disease in c…

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The Latest on Lead

The Rafn Company was founded on renovation work and it still is a major focus of ours today. Safety on renovation projects is not only related to putting work in place, but also to the existing materials on site including lead, asbestos, and other hazardous materials. Recently, 18 members of Rafn’s c…

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Maintaining Safe Access to the Varsity Inn Restaurant

Our current mixed-use apartment project in Wallingford is going up on two sides of the Varsity Inn, a local restaurant fixture of the neighborhood. As part of our project, we are restoring the quarter mile of streets and sidewalks surrounding our project, including those surrounding the Varsity…

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Photo Stream

  • Ground Improvement Using Rammed Aggregate Piers
  • What is Architectural Precast Concrete?
  • Building Envelopes Part Three : Occupied Facilities
  • Preconstruction: The Foundation of Integrated Project Delivery
  • Customer Feedback That Delivers “Ah-ha” Moments
  • BIM Part Four : Practical Applications
  • The Next Great Green Building Certification
  • Project Tour : Cambridge Apartments Renovation