Augmentation of water supply arrangement at Adityapur (ADTP) Railway Station.

A-Execution of all works as per CPWD DSR 2023-Ver-1 (Except

B-Execution of all works as per CPWD DSR 2023-Ver-1) (For

C-Execution of works as per SER-HQ-IR-USSOR 2021-3-Ver-1 109455.07 Below/P

D-Execution of all works as per (NS/SPL items) 11030000.00 Below/P

Item Breakup - A-Execution of all works as per CPWD DSR 2023-Ver-1 (Except Reinforcement steel)

Item Breakup - B-Execution of all works as per CPWD DSR 2023-Ver-1) (For Reinforcement steel only)

Item Breakup - C-Execution of works as per SER-HQ-IR-USSOR 2021-3-Ver-1

0m to 10m CKP-DIVN-ENGG/SOUTH EASTERN RLY

Taking out 100mm dia. & 450mm long Each undisturbed samples of soil from bore holes, including provision of air tight containers for packing and, labeling incl. transporting the samples to laboratory. Piston sampler shall be used for extracting undisturbed samples where necessary. Samples shall be collected as per IS:2720.

Conducting standard penetration test as Each per IS:2131 at approximate1.5m intervals in bore holes, as directed by the Engineer in charge Conducting laboratory Tests on collected soil samples as per relevant IS code

Moisture Content/Dry Density

Atterberg Limits

Specific Gravity

Grain size analysis including Hydrometer Each analysis

Natural Density

Tri-axial Test Total 103896.60

Item Breakup - D-Execution of all works as per (NS/SPL items)

Designing (aesthetically), providing and Job constructing high rate Unconventional Water Treatment Plant i.e. Simplified Water Treatment Plants consisting of Civil Works, including cost of providing and applying Epoxy paint to inside surface of water retaining structures in contact with Chlorine and providing anti-termite treatment to entire structure below ground level, Mechanical and Electrical components of variours subworks as given below : including necessary hydraulic testing, structural testing and trial run for 3 months, etc. complete as directed by Engineer-in-charge. (turn-key job ) 1) Aeration fountain 2) Inlet arrangements 3) Mixing channel with ventury flume and flow measuring arrangement. 4) Inlet channel 5) Flocculator- Confirming to I.S. 7208-1974 ( TypeC ) with detention period of 30 minutes. 6) Tube Settlers - " Designing, fabricating and construct Tube Settlers with square or any other shaped tube like Circular, Cheveron, Hexagonal etc. having proven performance." 7) Rapid sand gravity filters.- Rapid sand gravity filters including head stock arrangement with solid extension spindle for valves suitable / compatible for mounting actuators. 8) Filter house 9) Chemical house 10) Alum tanks 2 Nos. with mixing, carrying and 11) Gravity feed gas chlorinator with 100% standby 12) TCL solution tank with mixing, carrying and 13) Bye-pass arrangement 14) External and internal electrification 15) Laboratory equipments 16) Wash water tanks of capacity equal to 2% of 17) Wash water pumps with 100%standby 18) Pure water sump capacity equal to 1 hour pumping capacity 19) Pure water pump house over the sump / by the side of sump 20) Drainage arrangements 21) Alum store 22) CKP-DIVN-ENGG/SOUTH EASTERN RLY Sanitary block with necessary water supply and drainage arrangement and internal WBM roads 23) These rates are applicable for seismic zones 2, 3, and 4 24) Rates given below are inclusive of uplift pressure if any and dewatering during the entire work 25) All RCC structures shall be constructed in M-300 26) Unconventional Treatement Plants less than 1 MLD capacity shall not be constructed 27) Air blowers capable of delivering 600 LMP per square metre of free air of filter area at 0.4 Kg/ sqcm at the under drains (100% standby). Unconventional Treatement Plants upto 3 MLD capacity Blower shall not included however capacity above 3 MLD Blower shall be included 28) Unconventional Treatement Plants upto 5 MLD capacity 100 Kg. chlorine cylinder shall be provided and capacity above 5 MLD chlorine 900 kg tonner shall be provided. 29) All valves required in WTP shall be glandless instead of traditional valve. 30) All railings required for WTP shall be stainless steel Pipe railing instead of G.I.Pipe railing. 31) External painting for WTP shall be in acrylic emulsion with silicon additives paint instead of waterproof cement paint. 32) Internal flooring for WTP shall be in Ceramic tiles instead of Mosaic tiles.. 33) " All the structural steel works /fabrications are to be provided with application of Hot Dip Zinc coating according to specificationa as per IS 4759:1996 (Reaffirmes 2006) 34) Tha base slab of Back wash water tank and Top slab of Chemical house or Admin building should be separate.Common slab for wash water tank and Admin building is not allowed. 35) The cost of Chlorine contact tank (CCT ) is in included in these rate. Note:- Conditions from Sr.No. 1 to 35 shall form a part and parcel of the tender and must be included in draft tender papaers for the work of unconventional treatment plants. The rates are as under Cost of 2 MLD treatment plant Total 11030000.00