(Solved): Using given information in Table 1, calculate the following: 1. Fixing rafter, ceiling joist, tie a ...

Using given information in Table 1, calculate the following: 1. Fixing rafter, ceiling joist, tie and strut, $125\mathrm{mm}\times 50\mathrm{mm}$ sawn pressure treated timber Grade $B(\mathrm{m})$, involving the usage of 16 tonnes crane. 2. Fixing hip rafter and ridge, $200\mathrm{mm}\times 50\mathrm{mm}$ sawn pressure treated timber Grade $B(\mathrm{m})$, involving the usage of 16 tonnes crane. 3. Forming wrot surfaces to the overhang and end rafter of $300\mathrm{m}$ girth $(\mathrm{m})$, involving carpenter cost and profit only.