Why Roman concrete still stands strong while modern version decays

The following article was copied from the Guardian (20170704): Scientists have cracked the secret to Roman water-based structures’ strength – and findings could help today’s builders  Scientist Marie Jackson has said Swansea lagoon’s seawall should be built using Roman concrete. Photograph: Tidal Lagoon Power/PA Nicola Davis @NicolaKSDavis Tuesday 4 July 2017 01.00 EDTLast modified on Tuesday 4 … More Why Roman concrete still stands strong while modern version decays

Architects in School 2017

Follow the link below to my blog on our company website. I am excited to being involved in year #6 and the blog there explains a little about it, along with links to Architects in School and the Architectural Foundation of Oregon. A very rewarding adventure. Architects in School

Solving Moisture Problems in Concrete Slabs| Concrete Construction Magazine | Concrete Slabs and Floors, Moisture in Concrete, Cast-in-Place Concrete, Concrete, Concrete Construction, Concrete Materials and Admixtures, Concrete Producers, Construction, Cracks, Curling and Shrinkage, Flooring, Industrial Projects, Mix Design, H. W. Brewer, Leo Nicholson, American Concrete Institute

A concrete slab-on-ground is the heart of an industrial facility. The means are at hand to thwart the threat of operational disruption in these buildings. We have it within our power to produce and place concrete in a way that will solve the two most egregious problems associated with slabs-on- ground: high shrinkage leading to … More Solving Moisture Problems in Concrete Slabs| Concrete Construction Magazine | Concrete Slabs and Floors, Moisture in Concrete, Cast-in-Place Concrete, Concrete, Concrete Construction, Concrete Materials and Admixtures, Concrete Producers, Construction, Cracks, Curling and Shrinkage, Flooring, Industrial Projects, Mix Design, H. W. Brewer, Leo Nicholson, American Concrete Institute

Safety First

In the 25 plus years that I have been practicing structural engineering, I have never thought of it as a glamorous profession but as a rewarding profession. There is nothing wrong with feeling pride for the shopping center you helped design, that new school, affordable housing project, or pipe trestle for an industrial giant. But … More Safety First

Dolton Offices

Originally posted on Mhicheil Photography:
Passed by an old project that I had done so I had to get some pictures to add to my collection. It is on Sunnyside Road heading east from Clackamas TC. Enjoyed working with the architect on this project because it was all wood construction. On Sunnyside Road, Clackamas, OR…

Fremont Middle School

Several weeks ago I attended the open house for the new Fremont Middle School in the Parkrose School District. The new middle school replaced an aging early 1960’s school designed by Andand and Boone. I had the pleasure of working with Dull Olson Weekes Architects (DOWA) in the mid-90’s in performing the design for a … More Fremont Middle School