Example
Calculate a unit rate per 1 m2 of 350 mm thick rubble masonry wall using 1:5 Cement : Sand mix. Use the following data.
Data
Labour for rubble masonry work
– 01 mason & 01 unskilled labour can finish 01 m3 of rubble masonry within 05 hours.
Labour for cement mortar mixing
– 04 hours of unskilled labour for 1 m3 of cement mortar mixing.
Solution
Cost of mortar for 01 m3 of rubble masonry
Cost of rubble for 1 m3 of rubble wall
Labour for 1 m3 of rubble walling
