Bharat Sanchar Nigam Limited-BSNL has published Tender For Repairs And Replacement Of Damaged Water Pipe Line For Staff Quarters Type Iv Based On Report Of Occupants On 11/02/2023 At Lichubagan Quarter Complex At Agartala ( Tripura Ba ). Submission Date for this Tender is 09-09-2023. Water Pipe Line Tenders in agartala Tripura. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | 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 up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. |
| 2 | a ) All kinds of soil. |
| 3 | Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : |
| 4 | a ) All kinds of soil |
| 5 | i) Pipes, cables etc, not exceeding 80 mm dia. |
| 6 | Excavating, supplying and filling of local earth (including royalty) by mechanical transport up to a lead of 5 km, also including ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth, sides of foundation etc., complete. |
| 7 | Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50m outside the periphery of the area cleared. |
| 8 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : |
| 9 | 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) |
| 10 | Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: |
| 11 | a) Cement mortar 1:4 (1 cement : 4 coarse sand) |
| 12 | Half brick masonry with common burnt clay F.P.S. (non modular) bricksof class designation 7.5 in foundations and plinth in : |
| 13 | a) Cement mortar 1:3 (1 cement : 3 coarse sand) |
| 14 | 15 mm cement plaster on the rough side of single or half brick wall of mix : |
| 15 | a ) 1:4 (1 cement: 4 fine sand) |
| 16 | Neat cement punning |
| 17 | Cleaning of chocked sewer line by diesel running vehicle mounting hydraulic operated high pressure suction cum jetting sewer cleaning machine fitted with pump having 4000 litres suction capacity and 6000 litres water jetting tank capacity including skilled operator, supervising engineer etc. for cleaning and partial de-silting of manholes and de-chocking of sewer lines. De-chocking and flushing of sewer line from one manhole to another by high pressure jetting system of 2200 PSI for sewer line from 150mm dia upto 300mm dia for all depth. |
| 18 | Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. |
| 19 | a ) Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) |
| 20 | Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved. |
| 21 | Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings. This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge : External work |
| 22 | 25 mm nominal outer dia. Pipes. |
| 23 | 32 mm nominal outer dia. Pipes. |
| 24 | 40 mm nominal outer dia. Pipes. |
| 25 | Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete : |
| 26 | 25 to 40 mm nominal bore |
| 27 | Providing and fixing ball valve (brass) of approved quality, High or low pressure, with plastic floats complete : |
| 28 | a ) 25 mm nominal bore |
| 29 | Providing and fixing PTMT bib cock of approved quality and colour. |
| 30 | a ) 15mm nominal bore, 86 mm long. Weighing not less than 88 gms. |
| 31 | Cleaning of over head pvc water storage tank (inside surface area) upto 1000 litre capacity at all heights with coconut brushes, duster etc., removal of silt, rubbish from the tank and cleaning the tank with fresh water disinfecting with bleaching powder @ 0.5gm per litre capacity of tank, including marking the date of cleaning on the side of tank body with the help of stencil and paint and disposing of malba, all complete as per direction of Engineer-in-Charge. (The old date already written on tank should be removed with paint remover or black paint and if date is not written with the stencil or old date is not removed deduction will be made @ Rs. 0.10 per litre if during cleaning any GI fittings or ball cock is damaged that is to be repaired by contractor at his own cost and nothing extra will be paid on this account) |
| 32 | Cleaning of existing R.C.C. base platforms at all heights for existing PVC water storage tank capacity upto 1000 litres including removing of shrubs,mallba,rubbish,bushes and cleaning the surface by repair work including necessary cuttings/repairs to plaster in patches etc all and making good and true to the horizontal surface etc all complete as per the directions of Engineer in charge. |
| 33 | Providing and fixing CPVC brass threaded fittings ( Male/female ) for making connection with existing G./I. Pipe line to replaced CPVC water supply pipe lineincluding necessary solvents/tafflon tape, testing of water supply line etc all complete as per the directions of Engineer in chagre. a) up to 25 mm nominal bore |
| 34 | Providing and fixing cpvc union of approved quality and make including internally threaded up to required degree and for making connection and flow of water staedy etc. all complete as per the directions of Engineer in charge |
| 35 | a) 25 mm dia. niimal bore |
| 36 | b) 32mm dia. niimal bore |
| 37 | c) 40 dia. niimal bore |
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