tender for repairing and maintenance of jhora from the residence of amar rai (below) morgue house) to the residence of selina lepcha at loach nagar, gta, darjeeling-- 1 plum concrete work with 40 % cement concrete with 30 mm down graded stone metal and 60 % stone boulder of size 150mm and above, placed in position as directed excluding shuttering if any i) (1:3:6) proportion 2 (i) cement concrete with graded stone ballast (40 mm size excluding shuttering) in ground floor(b) with n.b. variety stone metal.(a) 1:3:6 proportion 3 hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor)(a) 25 mm to 30 mm thick wooden shuttering as per decision & direction of engineer-in-charge. 4 ordinary cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant is codes. 5 hand packed rough dressed boulder wall with boulders from approved quarries including all carriage of all materials to site. 6 supplying, fitting, fixing, chain link fencing of approved quality with r.c.c posts wooden posts or iron posts by means of galvanised c clips to grid of horizontal strands of galvanised high tensile spring steel wire of 12 s.w.g which have to be tensioned and fixed to the vertical posts by means of galvanised special clips, bolts and nuts etc.(ii) 65 mm. x 65 mm. x 8 g. 7 plaster (to wall, floor, ceiling etc.) with composite mortar of sand, lime and cement including round off or chamfering corners as directed and raking out joints and roughening of concrete surface including throating, nosing and drip course where necessary (ground floor).(ii) with 1:4 cement mortar.(a) 20 mm thick plaster 8 neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc. note:cement 0.152 cu.m per100 sq.m. 9 removal of rubbish,earth etc. from the working site and disposal of the same beyond the compound, in conformity with the municipal /corporation rules for such disposal, loading into truck and cleaning the site in all respect as per direction of engineer in charge 10 extra for carriage of all kinds of earth by mechanical transport: within 5.00 km 11 extra for carriage of all kinds of earth by mechanical transport: within 5.00 km to10.00 km 12 extra for carriage of all kinds of earth by mechanical transport: within 10.00 km to 15 km 13 loading, unloading and stacking by manual means. a. loading in to trucks at the lifting point, unloading at destination, stacking properly in go downs or yard etc. as directed including carriage by head load up to a lead of 50.00 m at each of the two points. (b) earth