Construction of Under Ground Water Tank 50 KL Capacity Or Fire Fighting System in Judicial Complex at Kaithal

Amount

Earth work in 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, as directed by Engineer-in-charge. (1) All Kind of Soil. (HSR 4.12.1)

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. (HSR 4.32).

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work below plinth level and up to Floor IV level: 1:4:8 (1 Cement : 4 coarse sand (zone-III) : 8 graded stone aggregate 40 mm nominal size). (HSR 6.1.6).

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.(Note :- Cement content considered in this item is @ 330 kg/cum. Less cement used as per design mix is recoverable. However no extra payment shall be made if excess cement is used as per design mix). (1) All works up to plinth level. (HSR 6.25.1)

Centering and shuttering including strutting, propping etc. and removal of form work for: Foundations, footings, bases for columns. (HSR 6.29.1)

Retaining walls, return walls, walls (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc. (HSR 6.29.2).

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.(Note :- Cement content considered in this item is @ 330 kg/cum. Less cement used as per design mix is recoverable. However no extra payment shall be made if excess cement is used as per design mix). All works above plinth level up to floor IV level. (HSR 6.25.2)

Centering and shuttering including strutting, propping etc. and removal of form for:- (HSR 6.30). Suspended floors, roofs, landings, balconies and access platform. (HSR 6.30.3).

Lintels, beams, plinth beams, girders, bressumers and cantilevers. (HSR 6.30.5).

Steel reinforcement for R.C.C. work, where not included in the complete rate of RCC, including straightening, cutting, bending, placing in position, binding, wastage, overlaps, welded joints, spacer bars, chairs, stays, hangers and annealed steel wire etc. complete in all respect below plinth level. Note:- Reinforcement shall be measured in length including hooks, if any, separately for different diameters as actually used in work , excluding overlaps. Wastage, overlaps, couplings, welded joints, spacer bars, chairs, stays, hangers and annealed steel wire or other methods of binding & placing shall not be measured and cost of these items shall be deemed to be included in the rates for reinforcement. (6) Thermo-Mechanically Treated bars of grade Fe-500D or more. (HSR 6.33.6)

Steel work welded in 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. (2) In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works. (HSR 13.29.2)

Supplying and applying waterproofing treatment for 'Raft Slab' by using 1.2 mm thick fully bonded HDPE sheet membrane complying to BS8102:2009/ IS 16471-2017. The HDPE shall be virgin HDPE & not recycled, thickness of bare HDPE shall not be less than 0.8 mm coated with pressure sensitive adhesive layer and a trafficable granular top layer.The HDPE membrane shall have the following typical properties:1. Tensile Strength : >27 Mpa ( as per ASTM D412) 2. Puncture Resistance: >1000N±5% (as per ASTM E154) 3. Elongation: >500% 4. Peel adhesion to concrete: >1500N/m (as per ASTM D903 Modified) 5. Resistance to Hydrostatic Head: >70 metre (as per ASTM D751-06(2011) 6. UV exposure test (60 days): No change 7. Lap Joint Strength : 1500N/m (as per ASTM D1876) HDPE Membrane shall be installed over the entire PCC area with standard 75 mm selvedge laps and end laps overlaid with HDPE Sealed Tape as per manufacturer's instructions. The rates are inclusive of supply and installation of membrane as per manufacturer methodology. The rates are inclusive of surface preparation, injection grouting at honeycombed areas all complete as per manufacturer methodology. (HSR 28.8).

Providing and mixing integral crystalline admixture for water proofing treatment to RCC structures like basement raft, retaining walls, reservoir, sewage & water treatment plant, tunnels / subway and bridge deck etc. at the time of transporting of concrete into the drum of the ready-mix truck , using integral crystalline admixture @0.80% (minimum) to the weight of cement content per cubic meter of concrete) or higher as recommended by the manufacturer's specification in reinforced cement concrete at site of work. The material shall meet the requirements as specified in ACI-212-3R-2010 i.e. by reducing permeability of concrete by more than 90%, compared with control concrete as per DIN 1048 and resistant to 16 bar hydrostatic pressure. The crystalline admixture shall be capable of self-healing of cracks up to a width of 0.50mm. The work shall be carried out all complete as per specification and the direction of the Engineer-in-charge. The product performance shall carry guarantee for 10 years against any leakage. (HSR 28.18).

Providing and applying integral crystalline slurry of hydrophilic in nature for waterproofing treatment to the RCC structures like retaining walls of the basement, water tanks, roof slabs, podiums, reservoir, sewage & water treatment plant, tunnels / subway and bridge deck etc., prepared by mixing in the ratio of 5 : 2 (5 parts integral crystalline slurry : 2 parts water) for vertical surfaces and 3 : 1 (3 parts integral crystalline slurry : 1 part water) for horizontal surfaces and applying the same from negative (internal) side with the help of synthetic fibre brush. The material shall meet the requirements as specified in ACI-212-3R-2010 i.e. by reducing permeability of concrete by more than 90% compared with control concrete as per DIN 1048 and resistant to 16 bar hydrostatic pressure on negative side. The crystalline slurry shall be capable of self-healing of cracks up to a width of 0.50mm. The work shall be carried out all complete as per specification and the direction of the engineer-in-charge. The product performance shall carry guarantee for 10 years against any leakage. (HSR 28.20). Note:- In case of any difference in the unit & nomenclature of any of the HSR items depicted in this DNIT and that given in HSR. the unit and nomenclature given in HSR Shall be applicable. ii) In case of any difference in the unit of any Non- schedule items depicted in this DNIT and the Conventional unit of that N.S Item as per practice in this department the conventional unit as per practice shall be applicable

THE DHIMAN CO OP L AND C SOCIETY

The Friends Co op L and C Society Ltd. Kaithal