Repairing and reconstruction of fallen west side boundary wall at Telephone Bhawan, Patna

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in (a) Cement mortar 1:6 (1 cement : 6 coarse sand)

12 mm cement plaster of mix : (a) 1:6 (1 cement: 6 coarse sand)

15 mm cement plaster on rough side of single or half brick wall of mix : (a) 1:6 (1 cement: 6 coarse sand)

Finishing walls with water proofing cement paint of required shade : (a) New work (Two or more coats applied @ 3.84 kg/10 sqm).

Fencing with angle iron post placed at required distance embedded in cement concrete blocks, every 15th post, last but one end post and corner post shall be strutted on both sides and end post on one side only and provided with horizontal lines and two diagonals interwoven with horizontal wires, of barbed wire weighing 9.38 kg per 100 m (minimum), between the two posts fitted and fixed with G.I. staples, turn buckles etc. complete. (Cost of posts, struts, earth work and concrete work to be paid for separately). Payment to be made per metre cost of total length of barbed wire used. (a) With G.I. barbed wire

Supplying at site Angle iron post & strut of required size including bottom to be split and bent at right angle in opposite direction for 10 cm length and drilling holes upto 10 mm dia. etc. complete.

Supplying and fixing turn buckles and straining bolts for barbed wire fencing.

Repairing(like bending, twisting etc.) & refixing of iron angle post with cement concrete mortar & barbed wire on north side boundary wall near transformer( approx 5.00 mtr.) as per satisfaction and direction of EIC.

Boring with hydraulic piling rigs with power units, Providing and installing cast in situ single under reamed piles of specified diameter and length below pile cap in M-25 cement concrete, to carry a safe working load not less than specified, excluding the cost of steel reinforcement but including the cost of boring with bentonite solution and the length of the pile to be embedded in pile cap etc. all complete. (Length of pile for payment shall be measured upto the bottom of pile cap): (a) 300 mm dia piles

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : (a) 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement : (a) 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III)derived from natural sources : 3 graded stone aggregate 20 mm nominal sizederived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form for : (a) Lintels, beams, plinth beams, girders, bressumers and cantilevers

b) Columns, Pillars, Piers, Abutments, Posts and Struts

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. (a) Thermo-Mechanically Treated bars of grade Fe-500D or more.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level (a) 1:2:4 (1 cement : 2 coarse sand(zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m.

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge. (a) In cement mortar