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 […]
EN14081
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 […]
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 […]
Timber2019
The 3rd in my treelogy of talks entirely based on pun titles – the most egregious one of all.“Grading and abetting – does timber strength […]
Grading of home grown timber (summary)
Yesterday I spoke at the “Green Drinks” organised by SEDA and AECB. (The other main speaker was Nick Marshall, coordinator of the Association of Scottish […]
A quick summary of timber strength grading
The physical and mechanical properties of wood vary hugely – not just between species, but also within species, from forest to forest, between trees in […]
What became of EN14081-4
EN 14081-4 “Timber structures. Strength graded structural timber with rectangular cross section. Machine grading. Grading machine settings for machine controlled systems” is the standard that […]
Grade stamps – who done it
The grade stamp on structural timber from Europe must say who the manufacturer is – by means of the name, logo or both. In the […]
UKTGC website
The UK Timber Grading Committee now has a website: http://uktgc.org.uk Being brand new, it is still very much a work in progress and we welcome […]
The strength of tiling battens (UK)
BS 5534:2014+A2:2018, the UK code of practice for slating and tiling for pitched roofs and vertical cladding, contains rules for visual grading of tiling battens. […]