CONSTRUCTION OF CABLE TRENCH IN NEIGRIHMS,SHILLONG.

Earthwork in excavation by manual means upto a depth of 2m below the existing ground level for foundation trenches of foundations, footings of column/ walls, retaining walls, septic tank etc. including bailing out water where necessary and removal of surplus earth with all lead and lifts as directed and specified for the following classification of soils. (a) All kind of soil (ordinary soil/ hard soil/ dense soil)

Earthwork in filling (excluding rock) in trenches, plinth, sides of foundation etc in layers not exceeding 20cm thick including breaking of clods, consolidating each layer by ramming and watering, lead upto 50m and lift upto 1.5m. (a) With available excavated earth

Providing soling with stone/ best quality picked jhama brick, sand packed and laid to level and in panel after preparing the subgrade as directed including all labour and materials and if necessary dewatering, complete. Stone soling (i) 100mm

Plain cement concrete works in foundation bed for footing steps, walls, brick works etc below plinth level as directed and specified including dewatering if necessary and curing complete (shuttering where necessary hall be measured and paid seperately). (b)1:3:6(1 cement: 3 coarse sand: 6 graded stone aggregate 20mm nominal size)

Providing and laying in position specified grade of reinforced cement concrete, excluding cost of centering, shuttering, finishing and reinforcement - All works upto plinth level: (b) M20 or 1:1 1/2:3 (1 cement: 1 1/2 coarse sand: 3 graded stone aggregate 20mm nominal size)

Reinforced Cement Concrete Work in beams, slabs, roofs having slope upto 15° , landing, balconies, shelves, chajjas lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to first floor level, excluding the cost of centering, shutterting, finishing and reinforcement. (b) M20 or 1:1 1/2:3 (1 cement:1 1/2 coarse sand: 3 graded stone aggregate 20mm nominal size)

Supplying, fitting and fixing in position reinforcement bars up to 1st floor level, conforming to relevant I.S Code for RCC work/R.B walling including straightening, cleaning, cutting and bending to proper shapes and length as per details, supplying and binding with 20 G annealed black wire and placing in position with proper blocks, support, chairs, spacers etc complete. (Rates inclusive of all wastage, lappage, hooks, chairs, anchorage etc and no measurement for the same is required). (b)High Yield Strength Deformed bars or Tor Bars

SHUTTERING/ FORMWORK Centering and shuttering including strutting, propping etc. and removal of form of all heights complete and as directed by Engineer in charge. (a) Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc (using steel).

Centering and shuttering including strutting, propping etc. and removal of form of all heights complete and as directed by Engineer in charge. Edges of slabs and breaks in floors and wall (using timber) (b) Above 20Cm wide.

Steel work in built up sections/ framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including structural steel etc. as required. (b) In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS: 13592 Type A, including jointing with seal ring conforming to IS: 5382, leaving 10 mm gap for thermal expansion, (i) Single soceted pipes. (b)110 mm diameter

12mm cement plaster of mix: (a) 1:4 (1 cement :4 fine sand)

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade: (a) New work (two or more coats over an under coat of suitable shade with ordinary paint of approved brand and manufacture)