In article , N.
Thornton wrote:
Secondly I dont like your propsed beam extensions at all. The wood
thats there is sized for the half run,

Well no, because the original post said "All of the joists in question
are 65 x 175mm and the span from left to right is 2370mm." The joists
are presumably that size because that's what was needed over the main
rooms and they've used the same size throughout.

--
Tony Bryer SDA UK 'Software to build on' http://www.sda.co.uk
Free SEDBUK boiler database browser http://www.sda.co.uk/qsedbuk.htm