URGENT REPAIR TO DAMAGED BOUNDARY WALL, PERIMETER (PATROLLING ROAD) AND RCC RETIANING WALL DUE TO HEAVY RAIN FALL AT TBRL RANGE, RAMGARH UNDER GE (I) RnD CHANDIGARH

Demolishing brick work built in cement mortar. manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead complete all as specified and directed.

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead complete all as specified and directed. Nominal concrete 1:4:8 or leaner mix (i/c equivalent design mix)

Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead complete all as specified and directed.

Earth work in all kind of soil excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, complete all as specified and directed.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil complete all as specified and directed.

M&L for Boring, providing and installation bored cast-in-situ reinforced cement concrete piles of grade M-30 of 350mm specified diameter and 5m length below the pile cap, 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 temporary casing of appropriate length for setting out and removal of same and the length of the pile to be embedded in the pile cap etc. by percussion drilling using Direct mud circulation (DMC) or Bailer and chisel technique by tripod and mechanical Winch Machine all complete, including removal of excavated earth with all its lifts and leads (length of pile for payment shall be measured up to bottom of pile cap) complete all as specified and directed. Note : - Please refer to drawing.

Tools & Plants for vertical initial load testing (Initial test (Test Load 2.5 times the Safe capacity) of Single pile upto 50 tonne Safe capacityof piles in accordance with IS 2911 (Part IV) including installation of loading platform by Kentledge/Anchor piles method and preparation of pile head or construction of test cap and dismantling of test cap after test etc. complete all as specified and directed. Note: 1. Initial and Routine Load Test shall not be carried out by Dynamic method of testing. Note: 2. Testing agency shall submit the design of loading platform for the approval of Engineer-in-charge.

Tools & Palnts for vertical Routine load test (Test Load 1.5 times the Safe capacity) of Single pile upto 50 tonne Safe capacityof piles in accordance with IS 2911 (Part IV) including installation of loading platform by Kentledge/Anchor piles method and preparation of pile head or construction of test cap and dismantling of test cap after test etc. complete as per specification & the direction of Engineer in-charge. Note: 1. Initial and Routine Load Test shall not be carried out by Dynamic method of testing. Note: 2. Testing agency shall submit the design of loading platform for the approval of Engineer-in-charge.

Tools & Plants for lateral load testing of single pile in accordance with IS Code of practice IS : 2911 (Part IV) Upto 50 tonne capacity pile for determining safe allowable lateral load on pile complete all as specified and directed.

Providing and laying 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources) position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to GL complete all as specified and directed.

M&L for providing and laying cement concrete 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) in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets,sunken floor etc., above GL including the cost of centering, shuttering and finishing complete all as specified and as directed

M&L for providing and laying in position ready mixed or site batched design mix cement concrete of M15 grade with minimum cement content of 240 kg /cum for plain cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana/ Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering and finishing as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the minimum specified cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement complete all as specified and as directed

M&L for providing and laying in position ready mixed or site batched design mix cement concrete of M30 grade with minimum cement content of 350 kg /cum for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, cement used shall be sulphate resisting Portland cement conforming to IS-12330, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete. complete all as specified and directed Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. All works upto NGL/GL

M&L for providing and laying in position ready mixed Concrete of M25 grade with minimum cement content of 330 kg /cum or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete upto NGL/GL complete all as specified and directed.

M&l for providing and laying in position ready mixed Concrete of M25 grade with minimum cement content of 330 kg /cum or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete above NGL/GL complete all as specified and directed.

M&L for steel reinforcement for R.C.C. work ready to use "cut and bend" rebars of approved make from factory/workshop to construction site including placing in position and binding all complete upto NGL/GL. Thermo-Mechanically Treated CR5 bars of grade Fe-550D or more complete all as specified and directed. Note : - Bore diameter of bars refer to drawing.

M&L for steel reinforcement Thermo-Mechanically Treated CR5 bars of grade Fe-550D or more. for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above NGL/GL. complete all as specified and directed. Note : - Bore diameter of bars refer to drawing.

M&L for centering and shuttering including strutting, propping etc. and removal of form for Foundations, footings, bases of columns, etc. for mass concrete complete all as specified and directed

M&L for centering and shuttering including strutting, propping etc. and removal of form for Columns, Pillars, Piers, Abutments, Posts and Struts complete all as specified and directed

M&L for centering and shuttering including strutting, propping etc. and removal of form for Returning walls, return walls (any thickness) including attached pilasters, buttesses, Lintels, beams, plinth beams, girders, and cantilevers complete all as specified and directed

M & L Brick work with common burnt clay non modular bricks of class designation 7.5 in superstucture above plinth level upto V floor in cement mortar 1:4 (1 cement : 4 coarse sand) complete all as specified and directed.

Providing and laying of 12 mm thick cement plaster of mix 1:4 (1 cement: 4 fine sand) on any side of brick wall finished even and smooth without using extra cement complete all as specified and directed.

Supplying and stacking of hard stone (for stone pitching) 22.5 cm thick at site complete all as specified and directed.

Dry stone pitching 22.5 cm thick laid in courses and required profile with hammer dressed stones having no side less than 15 cm, with minimum depth of 20 cm including preparing the bedding surface etc. all complete. (Payment for Stone to be made separately) complete all as specified and directed

Demolishing stone rubble masonry in cement mortar manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead complete all as specified and directed.

M&L for random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) upto plinth level with : Cement mortar 1:6 (1 cement : 6 coarse sand) complete all as specified and directed

M&L for random rubble masonry with hard stone in superstructure above plinth level and upto floor five level, including leveling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) at window sills, ceiling level and the like. Cement mortar 1:6 (1 cement : 6 coarse sand) complete all as specified and directed

M&L for Pointing on stone work with cement mortar 1:3 (1 cement : 3 fine sand) : Flush/ Ruled pointing complete all as specified and directed

Dismantling barbed wire or flexible wire rope in fencing including making rolls and stacking within 50 metres lead complete all as specified and directed

Dismantling steel work in single sections including dismembering and stacking within 50 metres lead in Channels, angles, tees and flats.complete all as specified and directed

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

Providing and fixing concertina coil fencing with punched tape concertina coil 600 mm dia having 50 nos rounds per 6 meter length, upto 3.2m heifgt of wall with existing angle iron 'Y' shaped placed 3.00m to 3.50 m apart and with horizontal barbed wire, stud tied with G.I. staples and G.I clips to retain horizontal, including necessary bolts or G.I. barbed wire tied to angle iron of size 65 x 65 x 6cm, all complete as per direction of Engineer-in-charge, drawings with reinforced barbed tape(R.B.T.) / Spring core (2.5mm thick) wire of high tensile strength of 165 kg/ sq.mm with tape (0.52 mm thick) and weight 43.478 gm/ metre Note : (cost of M.S. angle, C.C. blocks shall be paid separately) complete all as specified and directed

S&F hot dip galvanised (having zinc coating 260 to 280 GSM ) with two stand steel barbered wire 2.24 mm dia barbered with 2mm dia barbs at 75mm spacing weighing 9.38 kg per 100 m (minimum), and straining bolts including securing or trying at crossings with provision of galvanised mild steel staples or steel pins etc complete all as specified and directed. Note: Each line wire to be measured.

M&L for steel work welded In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required complete all as specified and directed

M&L for preperation of new steel surface painting with synthetic enamel paint of approved brand and manufacture to give an even shade over a coat of red oxide complete all as specified and directed.

M&L for preperation of newly plastered wall surface and applying two coats of water proofing cement paint of required shade applied @ 3.84 kg/10 sqm over a coat of primer complete all as specified and directed.

Supplying, filling, spreading & leveling stone boulders of size range 4cm to 60 cm, as in back fill of invert filter of retaining wall, in the required thickness, for all leads & lifts, complete all as specified and directed

Supplying, filling, spreading & leveling stone of size range 1.25 cm to 2 cm , as in back fill of invert filter of retaining wall , over the existing layer of boulders, in required thickness, for all leads & lifts, complete all as specified and directed

Supplying, filling, spreading & leveling coarse sand as in back fill of invert filter of retaining wall in required thickness over gravel layer, for all leads & lifts, complete all as specified and directed

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 upto 1.5 m complete all as specified and directed

Excavating, supplying and filling of local earth (including royalty) by mechanical transport upto a lead of 5km also including ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth, sides of foundation etc. complete all as specified and directed

Surface dressing of the ground including moving vegetation and inequalities not exceeding 15 cm deep and disposal of rubbish, lead up to 50 m and lift up to 1.5 m. All kinds of soil complete all as specified and directed

S & F 110mm bore PVC (SWR) pipes single socketed, in any length with rubber ring joints, laid in walls for weep holes complete all as specified and directed

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead complete all as specified and directed. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Supplying 90 mm to 45mm stone aggregate of 150mm for soling and Laying spreading and compacting stone aggregate of specified sizes to WBM specifications in uniform thickness, hand picking, rolling with 3 wheeled road/vibratory roller 8-10 tonne capacity in stages to proper grade and camber, applying and brooming requisite type of screening / binding material to fill up interstices of coarse aggregate, watering and compacting to the required density complete all as specified and as directed.

M&L for construction of dry lean cement concrete sub base over a prepared sub-grade with coarse and fine aggregate conforming to IS:383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per specifications, cement content not to be less than 150 Kg/cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, including necessary formwork, mixed in a batching plant, transported to site, for all leads & lifts, laid with a mechanical paver, compacting with 8-10 tonne vibratory roller, finishing and curing etc. complete all as specified and directed

M & L Cement concrete work in pavement/ hard-standing of flexural strength 40 kg/per square centimetre in field using 400 kg of cement per cubic metre, thickness of concrete 25 cm or less, including necessary formwork complete all as specified and directed.

M & L Forming 12mm thick Expansion joints filled with pre-formed bituminous filler and top 30mm primed and sealed with sealing com pound, Grade ‘A for 200mm depth of slab complete all as specified and directed

M & L Forming Contraction (Dummy) joints 65mm deep x 10mm wide, filled with sealing compound Grade 'A', complete all as specified and directed.

Excavating, supplying and filling under road with local earth (including royalty) by mechanical transport upto a lead of 5km also including ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth, sides of foundation etc. complete all as specified and directed.

Providing and laying non pressure NP-4 class (Heavy duty) 450mm RCC pipes including collars / spigot jointed with stiff mixure of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) incl testing of joints etc complete all as specified and directed

S & F 150 micron black polythene sheet complete all as specified and directed.

M & L sand filling under floor or in foundation incl watering and consolidation complete all as specified and directed