pad and beam

We've been having a Dorma loft conversion done, the build included the need for 5 RSJ's. One of the main issues we had been facing was freshly plastered ceilings cracking on the 1st floor, which effectively were directly below 3 of the 5 RSJ's. I decided to rip the ceilings down, I found that...

Hi, we're about to do an 8m x 4m 2-storey extension and have an oak tree 4metres from the proposed extension flank wall. We're also on heavily clay-based soil. One structural engineer has suggested pad and beams as being the easiest and most cost-effective solution, whilst another has said we...