construction of jhora from lamu lepcha house towards kishori saha under upper sonada gram panchayat -1 earth work in excavation of foundation trenches or drains in all sorts of soil (including mixed soil but excluding laterite or sand stone) including removing, spreading or stacking the spoils within a lead of 75m. as directed. the item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. . 1.01 (a) depth of excavation not exceeding 1.500 mm. 2 plum concrete work with 40 % cement concrete with 30 mm down graded stone metal and 60% stone boulder of size 150 mm and above, placed in position as directed excluding shuttering if any. 2.01 (i) (1:3:6) proportion. 3 hire and labour charge for shuttering with centreing and necessary staging up to 4 m. using approved stout props and thick hard wood planks of approved thick ness with required bracing for concrete slabs, beams, columns, lintels curved or staight including fitting fixing and striking out after complection of works. (up to roof of ground floor). 3.01 (a) 25 mm. to 30 mm. thick wooden shuttering as per decision & direction of the engineer-in-charge. .