Details: sh: earthwork in widening excavation in hill area in soil by mechanical means (excavation in soil in hilly area by mechanical means including cutting and trimming of side slopes and disposing of excavated earth with all lifts and lead upto 1000 metres) excavation in hilly area in ordinary rock by mechanical means not requiring blasting. (excavation in hilly area in ordinary rock not requiring ballasting by mechanical means including cutting and trimming of slopes and disposal of cut material with all lift and lead upto 1000 metres ) deduct for quantum of earthwork of all types disposal directly by throwing into the valley without involving any lead and lift (ordinary and hard soil/hard shale, soil containing shingle or small size boulders. deduct for quantum of earthwork of all types disposal directly by throwing into the valley without involving any lead and lift. (ordinary and hard rock) sh: drain surface drains in ordinary rock (construction of unlined surface drain ofaverage cross
Sector: PWD