Construction of boundary fencing with gate at Kripa Jhora drinking water source at Chumerchin

Page No. 234 Item NO. 3 Earthwork in excavation of foundation trenches or drains in all sorts of soils(Including mixed soils but excluding laterite or sandstone), including removing, spreading or stacking the spoils within a lead of 75 m as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 m.

Page No. 229 Item No. 12 (A) Labour for laying 150 mm to 200 mm boulder soling including rough dressing hand packing and ramming down small pieces in the interstics without rolling but including ramming and preparing the bed to proper level and filling up all joints with sandy clay or earth.

(B) Cost of Boulders

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. (i) (1:3:6) proportion

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.

Reinforcement for reinforced concrete in all sorts of structures including distribution bars,stirrups, binders etc. initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction (a) For works in foundation and upto roof of ground floor/ upto 4m (i) Tor Steel/ Mild Steel (I) Other than SAIL/TATA/ RINL Assuming 1.0% of the CC Volume

Labour for fitting wove wire or similar fencing net tightening and fixing the same to post with staples at every bar (including the cost of cutting and lapping joints in the net, the cost of staples, binding wire etc. and of labour for fixing such staples as necessary).

Double kontted wove wire 2.1 m height (17 bars) vertical 300 mm apart horizontal spacing starting from 88 mm ending 200 mm top and bottom wire 10g and all other intermediate and upright wire 9g with finished border 2 ply twisted fencing complete including tightening and fixing the same to posts with staples at every bar including cost of cutting and of lapping joints in net as necessary including cost of staples and wove wire.

Double knotted wove wire 1.2 m. height (11 bars), vertical 300 mm. apart,horizontal spacing starting from 88 mm. ending 200 mm. top and bottom wire 10g and all other intermediate and upright wire 9g. with finished border 2 ply twisted fencing including tightening and fixing the same to posts with staples at every bar including cost of cutting and of lapping joints in the net as necessary including cost of staples and wove wire.

Fixing post of iron or precast concrete by digging hole in the ground (in all sorts of soil) and embedding the same by packing the hole with cement concrete (1:3:6) with jhama khoa. For Purulia, Bankura and Darjeeling Hill by Pakur Variety, local black hard stone & Bazree respectively) and finishing the top surface to regular shape as directed with 15 cm cement plaster (1:6) (i) Average dia. of the hole 200 mm. to 300 mm. (b) Depth exceeding 500 mm. but not exceeding 600 mm.