Repair Replacement Of Float Valves Cleaning Of Oh Reservoir Ug Sumps Static Tanks Pressure Fitration Plant Cholorine Injector And Allied Items At Af Stn Suryalanka As Per Boq And Tender Document
Tender Overview
Project Description
Repair Replacement Of Float Valves Cleaning Of Oh Reservoir Ug Sumps Static Tanks Pressure Fitration Plant Cholorine Injector And Allied Items At Af Stn Suryalanka As Per Boq And Tender Document
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 04-Jun-2021 | Amendment to tender documents | BOQ | 14-Jun-2021 |
BOQ
| Name of Work: REPAIR / REPLACEMENT OF FLOAT VALVES, CLEANING OF OH RESERVOIR, UG SUMPS, STATIC TANKS, PRESSURE FITRATION PLANT, CHOLORINE INJECTOR AND ALLIED ITEMS AT AF STN SURYALANKA | |||||
|---|---|---|---|---|---|
| Sl.No. | Description of Item of Works | Item Code / Make | Approximate No. of Units Required | UNIT | |
| 1 | 1 | S&F PP-R Tank Connector of Size 25mm complete all as specified and as directed. | 150 | Each | |
| 2 | 2 | S&F PP-R Tank Connector of Size 32mm complete all as specified and as directed. | 50 | Each | |
| 3 | 3 | S&F PP-R Brass Female Threaded Adaptor (FTA) of Size 25mm x 1/2\" complete all as specified and as directed. | 300 | RM | |
| 4 | 4 | S&F PP-R Brass Female Threaded Adaptor (FTA) of Size 32mm x 1/2\" complete all as specified and as directed. | 100 | RM | |
| 5 | 5 | S&F in repairs PP-R Brass Float valve of Size 1/2\" complete all as specified and as directed. | 300 | RM | |
| 6 | 6 | S&F in repairs PP-R Gate valves of Size 25mm complete all as specified and as directed. | 10 | Each Job | |
| 7 | 7 | S&F in repairs PP-R Gate valves of Size 32mm complete all as specified and as directed. | 10 | Each Job | |
| 8 | 8 | S&F 3 layer 25 mm outer dia PP-R (Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded polypropylene random fittings fixed complete to walls, ceilings or in floors with PPR wall Clamps etc including taking down the existing PVC/GI pipes Complete all as specified and as directed. | 60 | Each | |
| 9 | 9 | All as per item No.8 above, but outer dia of pipe 32 mm | 60 | Each Job | |
| 10 | 10 | S&F 63mm outer dia, ISI marked 3-layer PP-R polypropylene random copolymer pipes SDR 7.4 (PN-16) UV stabilized and anti-microbial welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded polypropylene random fittings laid in trenches including taking up/down existing unserviceable pipes complete all as specified and as directed. | 120 | KG | |
| 11 | 11 | M&L for cutting the existing 25/32 mm PPR Pipe from the tank inlet and connecting it to the PP-R tank connector by Heat fusion method complete all as specified and as directed.\nNote: Tank connector is measured and paid under relevant item of this schedule. | 200 | KG | |
| 12 | 12 | M&L for connection of 25/32mm PP-R distribution branch with PP-R main by providing and fixing tee including cutting and making fusion joint etc complete all as specified and as directed. | 25 | Each Job | |
| 13 | 13 | S&F Rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position of 250 litre capacity including making holes for inlet and outlet including taking down old tank complete all as specified and directed . | 1 | Each Job | |
| 14 | 14 | Collection of water sample from different sources / pump Houses under AGE(I) Suryalanka for water testing by Govt authorised Certified Laboratory as per IS-10500 for drinking water for following parameters including Cost of sterilization bottle:- (a) Colour hazen (b) Odour\n(c) Taste (d) Turbidity, NTU (e) PH value (f) Total dissolved solid, mg/ltr (g) Total Hardness (as CaCo3) mg/ltr (h) Chloride (as Cl2), mg/ltr (j) Nitrate (as NO3) mg/ltr (k) Iron (as Fe), mg/ltr (l) Coli form and E-coli Mg/L\nNote: Quoted rate includes for transportation of sample water to laboratory complete.\n | 1 | Each Job | |
| 15 | 15 | Supply Only Liquid Chlorine Sodium Hypochlorite (Grade-I) for Drinking Water with Chlorine percentage by mass by Vol is 4.0-6.0% (all Characteristics as per IS-11673) in sealed non - Chemical reactioned/ Oxidation LDPE containers of 60kg Tanks, as required on Monthly basis complete all as directed. \nNote:-\n(a)The item shall be supplied in sealed containers of appropriate capacity duly marked with date of manufacturing and batch no. of lot.\n(b)The Manufacturers test certificate shall be submitted along with each supply.\n(c) The item supplied shall not more than 02 week old from the date of manufacture.\n(d) Approval of chemical (Sodium hypochlorite) shall be given after verification of test certificate of chemical of various manufacturers and other factors like chemical and safety and health hazard aspects of usage of chlorination. The brand/make of the chlorination of chemical must be certified by Govt laboratory confirming compliance of specifications suitable for drinking water with a declaration that from the technical strength stability, health safety and operation point of view this product is suitable for drinking water applications / consumption by humans and the brand/make of calcium hypochlorite is suitable for drinking water chlorination. | 4500 | Each Job | |
| 16 | 16 | Supply Only Bleaching Powder Grade I with minimum available Chlorine percentage by mass is 32-34% after 30 days of the manufacturing, (all Characteristics are as per IS-1065) supplied in laminated HDPE bags having two inner liners, duly marked with manufacturer grade, Mass, date of manufacturing and batch No. of lot as directed. \nMake:- Vikram SBP Brand of M/s Grasim Industries Ltd / M/s Rayalaseema Hi Strength Hypo Ltd/SIEL chemical complex Rajpura (Punjab) or equivalent make approved by E-in-C's. \nNote: The bleaching powder supplied by the contractor shall be got tested for each lot from Govt reputed lab. The charge for testing shall be borne by the contractor and cost of the same shall be deemed to be included in the unit rate quoted. The contractor shall deliver the material as per the site requirement and direction of Engineer-in-charge. | 250 | Each Job | |
| 17 | 17 | De-watering the existing UG Sump of 50,000 Glns capacity and cleaning the internal surfaces of sump to remove scales, mud and other foreign materials, applying surfaces with mixture of bleaching powder and water, finally washing with fresh water and treating with one coat of white wash to internal wall and bottom surfaces etc complete for one time, writing in capital letter with black paint as \"Cleaned on (date) & next due on (date), letter's height not less than 5cm complete all as specified and as directed at Suryalanka Pump House and Bapatla Pump House. | 4 | Each Job | |
| 18 | 18 | De-watering the existing Static Water Tanks of capacity not more than 10,000 Glns capacity and cleaning the internal surfaces to remove scales, mud and other foreign materials, applying surfaces with mixture of bleaching powder and water, finally washing with fresh water and treating with one coat of white wash to internal wall and bottom surfaces etc complete for one time, writing in capital letter with black paint as \"Cleaned on (date) & next due on (date), letter's height not less than 5cm complete all as specified and as directed. | 5 | Each Job | |
| 19 | 19 | De-watering the existing OH Reservoir of capacity 20,000 Glns at 18 mtr staging and cleaning the internal surfaces to remove scales, mud and other foreign materials, applying surfaces with mixture of bleaching powder and water, finally washing with fresh water and treating with one coat of white wash to internal wall and bottom surfaces etc complete for one time, writing in capital letter with black paint as \"Cleaned on (date) & next due on (date), letter's height not less than 5cm complete all as specified and as directed. Note for item No. 17 to 19 :- The unit rate quoted shall deemed to be included for the following :- (a) 250 gm of bleaching powder to be used for every 10 litre of fresh water. \n(b) All the inlet/outlet/over flow wash out connection shall be cleaned as rust free and any leakage in joints shall be made good. (c) The water available in the tank/UG sums/OH Reservoir shall be bailed out to the nearest open drain available. (d) Any damage caused during cleaning the existing assets shall be made good by the contractor without any extra cost to the Govt.. | 1 | CUM | |
| 20 | 20 | M&L for cleaning of Water Pressure Filtration Plant (Dual Media Filter) of size 1400 x 1500mm of make \"Thermax\" after removing the filter media (pebbles, crushed gravel, filter sand and Anthratic complete) and refilling the filter media complete including testing the water along with chlorine injector system after cleaning filtration plant and filter media all as directed. \nNote :- \n(a) The item for cleaning of Filter material shall be measured and paid separately under relevant items of BOQ. Labour cost for re-filling filter media shall deemed to be included in the quoted rate of this item.\n(b) Filter media (material) shall kept aside in Pump House while cleaning Filtration Plant and shall refill after cleaning the same. | 1 | CUM | |
| 21 | 21 | Cleaning the filter media (pebbles, crushed gravel, filter sand and Anthratic complete) removed vide item No.20 above, all as specified and as directed. | 2 | RM | |
| 22 | 22 | M&L for scraping/rubbing rusted part of tanks and welded of holes in (Dual Media) Filter body by arc/gas welding and arresting the leaks complete all as specified and as directed. \nNote : Each welded portion not be more than 5cm. | 5 | RM | |
| 23 | 23 | M&L for scraping/rubbing the entire tank for removal of old paint, applying one coat of red oxide paint and two coats of synthetic enamel paint of Navy Blue colour for Dual Media Filter (02 Tank along with connected pipe lines) complete all as specified and as directed. | 1 | RM | |
| 24 | 24 | Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth and getting out in soft/ loose soil, for laying pipes etc all as directed and specified. | 26 | RM | |
| 25 | 25 | Returning, filling-in, including, spreading, watering and well ramming in layers not exceeding 25 cm thick each, in soft /loose soil complete all as specified & directed. | 26 | Each Set |
AI Tender Summary
Tender Timeline
Tender Published
Tender notice published.
CompletedCorrigendum-1 Issued
Clarifications on tender conditions and amendments issued.
CompletedBid Submission Deadline
Online submission via eProcurement portal.
CompletedBid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
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