MiScion Home

Small family structural design and technical services business, comprising of father (Roy) and son (Conrad). The business was formed in 1994 and operated in the northern suburbs of Adelaide, South Australia, in particular in the Tea Tree Gully (TTG) area and surrounds, until 2014 when we moved everything to Maitland on the Yorke Peninsula. The trading name was solely Roy Harrison & Associates until 2009 when we registered the company name MiScion Pty Ltd: now the name alternates between the two.

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State of Play 2018/wk25

Experimented some more with php and css to create a new wordpress theme. As mentioned earlier Divi been giving me memory problems on each upgrade. I tried using Divi again yesterday (Tuesday), and I had to use phpmyadmin to change the theme as couldn’t get back to the wordpress dashboard. It maybe a plug-in conflict, […]


State of Play 2018/wk23

{state of play posts are a snapshot of activities started and/or completed by the point in time indicated. Thus not what was done in a week, but what was done between the current post and the last “state of play” post.} WordPress themes and Website Modifications Learning theme development (css/php) got put aside whilst worked on […]


Determination of Pressure Coefficients to Wind Loading Code

Determining the pressure coefficients on the surfaces of a structure using the wind loading code AS1170.2 is not an easy task, as the code has very little coverage of real world buildings, and thus is a relatively deficient code, and little wind loading research is being done to fill in the gaps. So the following […]


Learning WordPress Customisation: Themes and Plug-in Development Part 2

Ok! in part 1 , I waffled on about the aggravation of finding a theme and otherwise trying to customise by child themes. As indicated I am not about to add to the posts already out there showing how to build a theme, or replicate the content of the books I mentioned. I’m taking a […]


Learning WordPress Customisation: Themes and Plug-in Development Part 1

My foray into wordpress theme development. Introduction: the need The need stems from the fact that the wordpress ecosystem is highly inefficient and wasteful. When comparing blogger versus wordpress.com, it seems like it is a lot easier to change the layout and colours of a blog on blogger than wordpress.com. WordPress seems to be built […]


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Spreadsheet Bundle for Cold-formed Steel Structures Design

Price: (name your price) Design of cold-formed steel structures to AS4600.  Contains materials library, technical library add-in, calculator for member checks, bolt capacity tables, and example of using spreadsheet iteration to calculate effective section modulus for cold-formed c-section. The technical library contains functions to obtain effective section modulus directly so do not need the page […]


Spreadsheet Bundle

Price: Sponsored Product Description: Single zip file package of spreadsheets otherwise available from my ExcelCalcs profile, Warning: The spreadsheet bundle is just a convenient reference for the spreadsheets uploaded to ExcelCalcs. It will only be updated at the end of each year, if and only if the spreadsheets on ExcelCalcs are updated. The spreadsheets will only […]


Footing Calculator using Rutledge Formula

Rutledge formula for flag pole footing design

Price: Name Your Price Description: Simple spreadsheet calculator to check footing design using Rutledge formula.   License and Support Free Personal Business


Frame Selection Charts for Cold-formed Steel Sheds

Design charts for gable frame sheds, terrain category 3

Height versus span selection charts for fixed based portal frame sheds, with frames at 3m centres, made from cold-formed steel c-sections, for wind terrain category 3. The pitch of the doubly pitched roof is 10 degrees. — Summary Price List Sponsor Development


Spreadsheet Bundle for Steel Structures Design

Price: Sponsored Product Design of steel structures to AS4100. Package contains materials library, technical function library, and calculator for member checks. For information on setting up MS Excel environment refer to the following post: Setting Up Spreadsheet Environment