overall build floor area - 4.6m wide x 3.5 deep = 16m2
16 x £3000 say for building work and materials = £48,300
kitchen, finishes, joinery and appliances = 25k say so £73,300.
Structural engineer, architect, building regs 10k say = 83,300
VAT £16,660
Total : £99,960
I wish I had this level of restraint. I’m also terrified about how out my back-of-envelope calcs might be compared to your informed number-spouting when it comes to getting this place sorted out :(
overall build floor area - 4.6m wide x 3.5 deep = 16m2
16 x £3000 say for building work and materials = £48,300
Structural engineer, architect, building regs 10k say = 83,300
VAT £16,660
Total : £99,960