Replacement of 300 mm AC pipeline by laying of 300 mm DI pipeline and laying of 200mm 150mm100mm dia DI pipeline from Padribhat tapping point to IDC Margao Galli area of Sao Jose De Areal village of Velim Constituency

a) By Mechaniacl Means :

1. Rural Roads

Earthwork in excavation by mechanical means(hydraulic excavator) manual means in foundation pipeline trenches or drains not exceeding 1.5m in width 10sqm on plan including dressing of sides, ramming of bottoms, for all lead and lift including getting out the excavated soil and disposal of surplus soil with all lead including providing, barricading danger lighting guarding as directed by the departmental officer in all types of strata comprising any of the materials such as soil, silt, sand, clay, gravel, moorum of all conglomerated laterite rock, soft rock, fissured shattered decomposed rock or weathered rock and all such other materials as described under Appendix A to these specification either in full or in parts as the case may be adopting any approved method of methods as may be convenient or permitted inclusive of chiselling, wedging, etc, blasting prohibited in all conglomerates as directed by the Engineer-in-charge etc. complete incl Extra for additional depth of 1.5 m or part there of

Nominal Diameter in mm

a) 100

b) 150

c) 200

d) 300