Hello all. Update as promised: sent drawings and details to local SE for quotes and their availability. Two came back with big numbers (£££), and a third emailed us to say that this wall is not structural and we do not need SE calcs but a builder. Getting a builder in this weekend 
No points for guessing which SE we will approach first for our upcoming extension calculations
As an aside, Approved Document A has a very useful table on joist sizes and spacing in domestic dwellings and the spans these can take, p41.
No points for guessing which SE we will approach first for our upcoming extension calculations
As an aside, Approved Document A has a very useful table on joist sizes and spacing in domestic dwellings and the spans these can take, p41.
