Understanding Xcel Design Requirements for Transformer Rooms

by Dean Dalvit January 29, 2017
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There are several design requirements that must be met in order to provide a transformer room within the building for your project. First, the fire ratings of the walls and ceiling must be a three hour assembly. Ventilation must be provided as well as street […]

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Implementation Date for 2010 ADA Standards

by Sean O'Hara November 30, 2016

We’ve begun to see the 2010 ADA (American’s with Disabilities Act) Standards brought up on new construction projects. Like many codes the date in the title is not necessarily the date where it begins to apply. Given that commercial projects tend to takes month and […]

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Can I Re-Use My Existing Building?

by EVstudio AEP April 22, 2016

With the increased demand for a more sustainable way to use buildings, adaptive reuse of existing buildings has become a viable economic solution. Adaptive reuse consists of improving, remodeling, and adding to an existing structure for either different or more extensive spatial requirements. The first […]

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What in the World is a Ufer Ground?

by evstudio April 21, 2016

In EVstudio’s structural engineering practice this question comes up almost every week. In contemporary construction, a ufer is a concrete encased ground electrode, which is most often a 20 foot long piece of #4 rebar cast into a foundation wall that will protrude from the […]

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Rating of Floors and Ceilings of Exit Enclosures

by EVstudio AEP March 24, 2016

(Disclaimer: Code Analysis especially for egress and fire ratings is very building specific and a solution that works for one building may not work for another.) In a recent project I set about to solve a question that occurs quite frequently in multi-story buildings. Can […]

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All Handheld Showers Require Backflow Protection

by Dean Dalvit June 17, 2015
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We do a large amount of design work in the medical sector and are often called upon to do a code analysis on existing facilities that are being renovated. Recently, we were asked by one of our Clients to look at the hand held showers […]

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Top 10 Effective Techniques for Working With a Building Department on Permits

by Sean O'Hara June 10, 2015

Construction projects in most jurisdictions will need to be signed off by the building department in that jurisdiction. Even for the most experienced architects and engineers, there is a chance of having review comments put forth. The trick is knowing the most effective way to […]

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Slope on Stair Treads and Landings

by Sean O'Hara December 2, 2014

I received an email today from an individual who’s contractor had built an exterior concrete stair for them. Each tread sloped 3/4″ down from back to front. I quickly emailed them back to let them know that isn’t up to code and in fact is […]

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Upcoming Changes in the 2012 International Energy Conservation Code

by EVstudio AEP October 4, 2014

In its efforts to improve building energy efficiency by 30% the following improvements are being proposed in the 2012 IECC. As with all proposals that involve significant change and numerous stake holders there will be significant push and pull on these issues at both the […]

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How Much Does a Hydraulic 2-Stop Elevator Cost?

by Dean Dalvit October 4, 2014

A very common question we get when designing multi-level commercial projects is: Will I need an elevator and how much will that cost? It can often be a deciding factor in going with multi-story design. Elevators come in all shapes and sizes, so I’ve decided […]

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IRC Fire Separation Requirements

by evstudio October 2, 2014

When designing single family dwelling units, it’s important to remember the fire separation distance requirements.  Fire separation distance is measured from the face of the building to the property line, centerline of a street or alley, or to an imaginary line between two buildings. Exterior […]

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Varying Design Wind Speeds for Arvada, Colorado

by evstudio July 15, 2014

Contractors, Owners and Designers should be aware that the City of Arvada has five different wind zones of varying intensity. This could mean a difference of up to 20-25 pounds per square foot of wind pressure on the components and cladding of roofs. For a […]

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