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| 1 | 13.27:- Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. [Through Rate] |
| 2 | 20.54.4:- Providing GI pipes class B marked with IS: 1239 in 3.05 m length, their threading and welding with flanges (Heavy Duty) on both sides, jointing with nuts and bolts ( ‘W’ make), rubber gaskets , owering into Tube wells and testing including carriage, loading, unloading etc. complete in all respects to the satisfaction of Engineer-in- Charge. 4. 100 mm i/d [Through Rate] |
| 3 | 20.95:- Developm:-nt of tube well with pump of suitable rating to that full satisfaction and as directed by the Engineer-in-charge [Through Rate] |
| 4 | 20.98:- Providing and fixing in position suitable bail plug hook of 219.10mm/273.10mm as per IS 226 as amended up to date, including the cost of M.S. Screwed sockets etc. complete in all respects to the entire satisfaction of the Engineer-in-charge of the work. [Through Rate] |
| 5 | 20.100.1:- Supplying, fixing, welding and lowering of MS ocket 273.10 mm outer dia made out of MS Plate suitable for joining 273.10 mm outer dia ERW pipe and 250 mm ? Stainless Steel Screen complete in all respect. [Through Rate] |
| 6 | 20.101:- Supplying as per IS 226 as amended up to date deodar wooden box made of 20mm thick wood size 60 cm x 75 cm x 30 cm with lid and locking arrangement etc for preserving the strata samples received from the bore as and when desired by the Engineer-in-charge. [Through Rate] |
| 7 | 20.102:- Supplying and fixing 273.10mm M.S. clamp as per IS 226 as amended up to date for supplying the housing pipe supported on two girders not less than ISMB 100mm x 150mm, weight not less than 17.00 kg / m, cross section area not less than 21.67 sq. cm, flange thickness 7.00mm, web thickness 5.40mm, 2.00 m long (each) embedded in suitable foundation as approved by the Engineer-in-charge. [Through Rate] |
| 8 | 20.103.3:- Development of tube well according to clause 9.3 of IS: 2800-1991 (Part-I) as amended up to date and specifications attached and as directed by the Engineer-in- charge of the work including the cost of all consumable stores, fuel, oil, compressors, pumps and machinery etc. as required for the work. 3. Compressor 1100cfm x 350 psi [Through Rate] |
| 9 | 20.104:- Electric logging of tube well. [Through Rate] |
| 10 | 20.105:- Providing and fixing centralizer guides (centralizer) fitted to the well assembly except the housing pipe, at bottom and at a spacing of 12 m centre to centre, to keep the assembly in centre of the bore hole as per approved design and specifications with MS threaded socket, confirming to IS : 226 amended up to date. Electric Resistance welded (ERW) M.S. Pipes / ERW Cage type Vee wire wound screen / Stainless steel screen / galvanized screens duly ISI Marked [Through Rate] |
| 11 | 20.106.2:- Supply, testing and lowering (ERW) electric resistance welded M.S. pipes with MS threaded socket as per IS 4270 as amended up to date, duly ISI marked for housing pipe in 4 to 7 metres random length into bore well with 88.90mm of threaded ends (8 threads to an inch or 25.40 mm) manufactured out of 8mm thick MS plates with required numbers of MS socket 177.8mm with insidethread to match the pipe threads and made out of MS plate in to borehole in vertical position including cost of all tools and plants, complete in all respects to the satisfaction of Engineer-in-charge, including cost of all cutting, threading of pipe, welding, where required and all sockets. The pipe shall be painted with anti corrosive paint and covered tightly with polythene of following sizes: 2. 50x8.0mm [Through Rate] |
| 12 | 20.107.1.8:- Supply, testing and lowering of ISI marked all welded stainless steel screen (SS304) cage Type V-Wire Wound Screens in bore wells conforming to IS:8110 and compositions of material as per IS:1012, outer dia 221mm equivalent thickness required as per code, tensile load 14000 kg minimum and ring thickness as per IS code of following sizes:- 1.8. Stainless Steel Screens 250x8.2x0.75mm [Through Rate] |
| 13 | Approved Item as per HSR Item No. 20.96.1:- Drilling of 609.60mm dia bore by hydraulic rotary drilling (reverse circulation method) percussion rig according to ISI specification No. 2800-1991 (Part-I) as amended up to date and modified to extent of the specification attached with this schedule of items of work in all kinds of soils and boulders up to any size of dia (as per site requirement) except rocky strata including the cost of all consumable stores, fuel, oil, soil stabilizing material and transportation of rig and other accessories to the site of proposed bore and back including cost of lowering of all size of casing pipe while boring and extracting the same against earth friction etc. complete to the satisfaction of the Engineer-in-charge. Drilling from 0 metre but up to 200 metre BGL. |
| 14 | Approved Item as per HSR Item No. 20.96.2:- Drilling of 609.60mm dia bore by hydraulic rotary drilling (reverse circulation method) percussion rig according to ISI specification No. 2800-1991 (Part-I) as amended up to date and modified to extent of the specification attached with this schedule of items of work in all kinds of soils and boulders up to any size of dia (as per site requirement) except rocky strata including the cost of all consumable stores, fuel, oil, soil stabilizing material and transportation of rig and other accessories to the site of proposed bore and back including cost of lowering of all size of casing pipe while boring and extracting the same against earth friction etc. complete to the satisfaction of the Engineer-in-charge. Above 200 metre but up to 200 metre BGL |
| 15 | Approved Item as per HSR Item No. 20.96.3:- Drilling of 609.60mm dia bore by hydraulic rotary drilling (reverse circulation method) percussion rig according to ISI specification No. 2800-1991 (Part-I) as amended up to date and modified to extent of the specification attached with this schedule of items of work in all kinds of soils and boulders up to any size of dia (as per site requirement) except rocky strata including the cost of all consumable stores, fuel, oil, soil stabilizing material and transportation of rig and other accessories to the site of proposed bore and back including cost of lowering of all size of casing pipe while boring and extracting the same against earth friction etc. complete to the satisfaction of the Engineer-in-charge. Above 300 metre but up to 400 metre BGL Please Enable Macros to View BoQ information |
