trench fill

I just finished digging 60cm trench for an electric cable. I will re-fill it with the earth that I removed. Is there a special method I should use to ensure the earth is the same density as it was before digging it up? I don't want to have a big mound because all the earth doesn't fit. I also...

Hi, I’m looking to build a conservatory on the back of my semi detached property. It’ll be a lean-to design with a 600mm dwarf wall. One end will have a solid wall. This wall will come out 3m and slope down from approx 2750mm to 2500mm over the 3m. It will have the 600mm dwarf wall at the end...