Thanks all,
It was a pretty late one when I wrote the query. Woke up this morning and convinced myself that (A) wasn't an issue - both because of strain compatibility and the wording of BS EN 1992 where is discusses average mean strain in the concrete and steel.
On (B) I think I'll stick with...
Hi All,
Some advice needed - primarily to confirm if I am overthinking something I have never worried about before. I work for a large precast producer, who often makes very long, slender columns.
Two considerations often govern the unit checks that we perform.
A) We often have to specifically...
Ha..apologies!
If it's any consolation I'm based in the north of the UK, and secretly harbour dreams of moving down under.
The moulds don't allow detensioning with the rams without first releasing the wedges (as I understand it, but will be checking!). The oxy makes sense, but suspect our H&S...
Hi Rapt,
Thanks for that. You've confirmed the conclusion Iarrived at earlier today. Am going to go for cutting the strand whilst adding in some additional wedges to minimise the risk of it shooting through when cutting. Scary thing is that this only came to light because I heard the PM...
Hi All,
A potentially unique problem (in my experience). Am working for a large precast company who regularly manufacture pre-stressed flooring products, typically by a long line method with mass tensioning / detensioning. We have recently purchased some self-stressing moulds for a series of...
