Tender For Repair/ Maintenance Of External Water Supply System And Installations Including Certain Allied Works At Alg Tawang Area Under Ge 859 Ews
Tender Value
24 Lakhs
Estimated cost
Bid Submission
29 Jul 2026
0 days left
EMD
48000
Bank guarantee accepted
Document Fee
500
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Tawang → Arunachal Pradesh
EMD Exemption
Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Repair/ Maintenance Of External Water Supply System And Installations Including Certain Allied Works At Alg Tawang Area Under Ge 859 Ews
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 10-Jul-2026 | BOQ Corrigendum | BOQ | 22-Jul-2026 |
| 2 | 22-Jul-2026 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 29-Jul-2026 |
BOQ
| Sl. No. | Item Description |
| 1 | Excavation in trenches n.exc 1.5M wide and n.exc 1.5M in depth for taking out or laying of pipe etc, including forming bottom surfaces of trenches as required level/slope etc and getting out in hard/dense soil complete all as specified and directed. |
| 2 | Removing excavated soil to a distance not exc 50M and depositing where directed at a level n.exc 1.5M above the starting point.complete all as specified and directed. |
| 3 | Returning, filling in, including spreading, leveling, watering and well ramming in hard/dense soil in layers n.exc 25Cms in hard/dense soil complete all as specified & directed. |
| 4 | S&F in repair 3-layer PP-R P o l y p r o p y l e n e random copolymer) pipes 110 mm dia SDR 11 UV, PN 10 stablised and a n t i m i c r o b i a l welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded p o l y p r o p y l e n e random fittings fixed complete to walls, ceilings in floors or laid in trenches etc.including taking down of old pipe. |
| 5 | All as per item No -4 above but 75 mm dia. |
| 6 | All as per item No -4 above but 63 mm dia. |
| 7 | All as per item No -4 above but 50 mm dia. |
| 8 | All as per item No -4 above but 40 mm dia. |
| 9 | All as per item No -4 above but 32 mm dia. |
| 10 | S& F in repair 110mm outer dia PP-R Gate valve ( brass insert)complete all as specified and as directed. |
| 11 | S& F in repair 75 mm outer dia PP-R Gate valve ( brass insert)complete all as specified and as directed. |
| 12 | S& F in repair 63 mm outer dia PP-R Gate valve ( brass insert)complete all as specified and as directed. |
| 13 | S& F in repair 50 mm outer dia PP-R Gate valve ( brass insert)complete all as specified and as directed. |
| 14 | S& F in repair 40 mm outer dia PP-R Gate valve ( brass insert)complete all as specified and as directed. |
| 15 | S & F in repair 32 mm outer dia PP-R Gate valve ( brass insert)complete all as specified and as directed. |
| 16 | M&L for taking up or down old rusted GI tubings and connections from trenches or from walls/ceilings for the 80 mm bore. |
| 17 | All as per item No -14 above but 50 mm bore. |
| 18 | M&L in replacement GI pipe medium grade with all fittings(incl bend,reducer etc) complete grouted in ground all as specified for the 80 mm bore of pipe laid in trenches/fixed laid in road/plinth/floor for water mains including taking down of old pipe complete all as specified. |
| 19 | M&L in replacement GI pipe medium grade with all fittings(incl bend,reducer etc) complete grouted in ground all as specified for the 50 mm bore of pipe laid in trenches/fixed laid in road/plinth/floor for water mains including taking down of old pipe complete all as specified. |
| 20 | Supply and fix in repair Gun metal gate valve with iron wheel head screwed both ends for iron pipe and fixed size 50 mm dia. |
| 21 | Cleaning (inside tank only) of RCC UG sump of capacity 2500 Gallons, using following stages of cleaning process including arrangement of necessary T&P, labour and Chemicals mechanize etc before starting process of cleaning complete all as specified and as directed:- (a) Mechanized Dewatering (b) Sludge Removal (c) High Pressure Cleaning (d) Vaccum cleaning (e) Antibacterial spray (f) UV radiation. (g) Painting two coats of black bituminous paint on internal surface of reservoir after cleaning the sump. Note:- (i) The entire work shall be carried out by well experienced personal/firms having experience of similar nature of work. (ii) Entire T&P and all Safety measures during the work shall be arranged by the contractor at his own cost. (iii) \\"Date of cleaning\\" shall be written over the outer surface at appropriate level to be decided by Engineer-in-charge with synthetic enamel paint of letteres not less than 100mm height and the cost of the same shall be deemed to include in the quoted unit rate of the contractor. |
| 22 | S & F in repair Rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) 500 Ltr capacity hoisted and fixed in position all as specified in SSR Part I |
| 23 | All as per item No- 20 above but 750 Ltrs capacity. |
| 24 | All as per item No- 20 above but 1000 Ltrs capacity. |
| 25 | All as per item No -20 above but 2000 Ltrs capacity. |
| 26 | S&F in repairs of Ball valves high pressure of PTMT 20 mm bore with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 15mm-142gms/ 2 0 m m - 2 1 0 g m s . /25mm-455gms / 40mm - 690 gms) |
| 27 | S &F PP-R in repair Ball valves , high pressure, with polythene float and flynut complete, screwed for iron /PPR pipe(25mm dia) or brass ferrule and fixed all complete as specified . |
| 28 | S &F PP-R in repair Ball valves , high pressure, with polythene float and flynut complete, screwed for iron /PPR pipe 32 mm dia or brass ferrule and fixed all complete as specified . |
| 29 | M&L for Disconnecting existing tanks, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required & Cleaning and removing all scale and dirt, etc, from tanks and from mouths of circulating pipes,reconnecting and re-fixing in position and etc of exc 250 Ltr but not exc 500 Ltrs |
| 30 | All as per item No -27 above but exc 500 Ltrs but not exc 1000 Ltrs |
| 31 | All as per item No -27 above but exc 1000 Ltrs but not exc 2000 Ltrs |
| 32 | M & L for Construction of Valve chamber of size 900x900x900 mm including necessary earth work excavation PCC 1:4:8 in foundation type D2 using 40 mm grade stone aggregate, brick wall in CM 1:4, PCC 1:2:4 type B1 for copping, 15 mm thick rendering in CM 1:4 including provision of MS Sheet cover 3.0mm thick with MS angle frame 25x25x3mm all round and at diagnols of size 40 x 40 x 6mm and also MS Plate welded to MS angle, embedded in concrete with suitable hinges and locking arrangement, including two coats of synthetic enamel paint over a coat of red oxide primer necessary excavation earth work etc, all as specified and as directed including dismantling of old one. |
| 33 | All as per item No -30 above but 600x600x600 mm |
| 34 | M&L cutting the road hard standing & making good surface with PCC 1:2:4 B-2 Type Using 40 mm graded stone aggregate & removing the to distance n.exe 50mtr all as specified. |
| 35 | Material and labour for replacement of existing unserviceable stainless steel spindle, nuts, bolts and washers, gaskets etc including reassembling and checking for any leakage/functioning including taking down old unserviceable spindle complete all as specified and as directed suitable for the sizes 80mm dia to 100mm Sluice Valve . |
| 36 | Dismantling the unserviceable gland packing and Supply and fixing new gland packing for replacing of Sluice valve / Pump set of any Size or capacity complete all as specified and as directed. |
| 37 | Supply and Fix in repair sluice valve 80 mm bore of cast iron body with flanged ends duly drilled ISI marked as per IS (14846-2000) PN-1.6 with spindle and check nut including operating wheel etc. and fixed with new bolts, nuts, washers and rubber insertion packing complete all as specified and directed. |
| 38 | Supply only bleaching powder grade-II confirming to IS 106589 second revision minimum available chlorine percentange 33.3% ( packed in 25 Kg packing) |
| 39 | Complete arrangement for carried out of Chemical Analysis test of drinking water as per IS 10500:2012 (second revision) from an Acredited laboratory-NABL . The Sample of drinking water for testing taken from following locations ,and submit the report to Engineer-in-charge in duration of evey month all as specified .(i) ALG Tawang |
| 40 | M & L for complete servicing of inbuilt RO system of water cooler upto 15 ltr storage type complete inside lab including repacement of ro filter , Membrane, Sediment filter , / carbon filter, controlled blast/SMPS /diaphragam pump of any type /any make and model and testing after repair /repalcement of spare parts for entire satisfaction to Engr-in- Charge .Note : (i) The rates are included all the spares. (ii) The complete job should valid for six month of warrenty and if any defect found then the complaint should attend free of cost. |
| 41 | M & L for complete painting of inlet water supply pipe line and delivery pipe line including motor pump/ foundation at fire fighting pump /water supply pump house as per approved colour by Engr in charge all as specified and directed. |
| 42 | Dismantling and taking out the existing mono block centrifugal type pump set for servicing after disconnecting/dismantling electric/suction and delivery pipe lines transporting the pump to a reputed workshop remetalling to shaft, replacement of ball bearing of approved make, replacement of water seal gland and thorough servicing / check up and greasing, oiling, Painting etc, reassembling the pump and motor, transporting the same to its original location, fixing in position, connecting up electrical and pipe line connection, testing and commissioning for satisfactory smooth operation including taking down old unserviceable ball bearing/small parts complete upto 5 HP To 10.0 HP three phase pump set. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Jul 22, 2026
11:30 IST
Tender Published
Tender notice published.
Completed
Jul 22, 2026
18:00 IST
Corrigendum-1 Issued
Clarifications on tender conditions and amendments issued.
Completed
Jul 29, 2026
18:00 IST
Corrigendum-2 Issued
Clarifications on tender conditions and amendments issued.
TodayJul 29, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
TodayJul 30, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
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