Visual grading standards and EN14081-1
Visual strength grading of timber can be done to a wide range of grading rules – many of which are national standards. However, in Europe, […]
Standards
More on EN1912 (species and origin)
We wrote about the update to EN1912 in November 2019 and November 2022. Standards do take a while to go through the whole revision and […]
An update to EN1912 update
It has been a while since we posted about the revision of EN1912, but is time for another update. The draft is now out for […]
Strength grading of UK and Irish grown timber (big info drop)
Machine strength grading of structural timber in Europe is done mostly under a system called “machine control”. The machine settings are fixed based on large […]
Brexit and standards update
We have pontificated on the direction and implication of Brexit on standards – and in particular on the British Standards Institution’s membership of CEN – […]
Does the CPR need CPR?
The Construction Products Regulation 2011 (CPR) is a European Union (EU) regulation harmonising performance information on construction products across the EU. I’ve written before about […]
What is C16+?
C16+ (pronounced C16 plus) is a strength class developed by us to get the most out of the real properties of home-grown spruce. It is […]
An update to EN1912
Contact Dan Ridley-Ellis if you have any comments or can help with what is described below. Visual strength grading of timber is carried out according […]
Strength classes you won’t find in EN338
Not all strength classes are listed in EN338. Here are the main characteristic properties of some strength classes that appear in machine settings tables for […]
Updates to EN14081-3,-2 and EN384
There is a proposed new version of EN14081-3 out for Enquiry, mostly to provide proper integration of the updated output control rules (compared to the […]