Directorate Of Municipal Administration Tender

code04 - Manufacturing, providing, transporting, rolling, lowering, laying and jointing, testing and commissioning of MS specials of minimum 8 mm thick conforming to IS 7322:1985 with latest amendments, perfect linking and welding of joints to correct position including cost and conveyance of materials with all lead and lifts, cost of all labour and giving satisfactory hydraulic test as per IS 3589:2001 with latest amendments for test pressure and working pressure both at factory and site etc., complete as per detailed specifications with inside lining two coats of food grade epoxy painting of approved make with each coat of 250 micron, thick (after dry) over one coat of food grade epoxy primer of approved make with minimum of 50 micron thick (after dry) and outside 25mm thick coating in CM 1:3 by providing 50x50mm weld mesh including loading and unloading of pipes for the following category to suit PSC/ MS/ CI/ AC/ DI/ PVC pipes. The rates are inclusive of all taxes and duties. The weight of the MS shell only be considered before lining and coating for arriving at the rate (0.327*3.142*62.8=64.52kgs X 25 mtrs=967.84and bolt and nuts 13 kgs. KUWS & DB SR 2023-24 item no 5.37.1, page no 71

code05 - Providing and fixing of DI specials with ISI mark confoming to IS 9523/ 2000 suitable for jointing 100 mm to 600 mm dia DI pipes coated with rust prevention coatings as below: NOTE: A) External coating: a) Metalic zinc with finishing layer of bituminous as per Annexure "A" of IS:9523/2000 b) Zinc rich paint with finishing layer of bituminous as per Annexure "A" of IS:9523 / 2000 c) Bituminous paint as per Annexure "C" of IS:9523 / 2000 B) Internal Lining: a) Portaland Cement (with or without additives) mortar as per Annexure - "B" of IS:9523/2000 b) Cement Mortar with coat coat as per Annexure "B" of IS:9523 / 2000 c) Bituminous paint as per Annexure "C" of IS:9523 / 2000 etc. complete KUWS&DB Vol-5 SR 2023-24,I.No.4.7, P.No.55

code06 - Supplying and fixing DI Resilient seated soft sealing sluice valve of variouis dia. with body bonnet of ductile iron (DI) conforming to IS- 1865 and of grade GGG 40/50, shaft of stainless steel, wedge fully rubber lined with EDPM seals of NBR and the valves should be vacum tight and 100% leak proof with face to face dimensions as per IS 14846-2000 only. The stem sealing should be with toroidal sealing rings (minimum 2 “ O “ rings). Body and bonut should be coated with Electrostatically applied Epoxy Powder Coating with minimum coating thickness of 250 micron both inside and outside. The rate is inclusive of cost of valves, T.P set, galvanized bolts & nuts and rubber insertions etc. but excluding earth work. (Note: TP set should be considered only for DI pipes estimate. For MS pipes estimates, TP sets cost of corresponding dia shall be deducted from the SR rates of valves and provision for corresponding dia MS flangesshould be made in the estimate. KUWS & DB Vol-5 SR 2023-24 item no. 2.24.7, P.No.23

code07 - Providing and laying Ductile Iron pipes of class conforming to IS8329:2000 with latest amendments, conveyiing to work site, rolling and lowering into trenches, laying true to line, level and perfect linking at joints, testing and commissioning, including loading and unloading at both destinations, cutting of pipes wherever necessary, jointing with DI specials (excluding cost of specials) and rubber gaskets, cleaning the socket and spigot end with soap solution, applying soft soap to the socket and spigot ends before insertion of rubber gaskets, jacking and fixing in perfect conditions etc. The cost to include soap solution, soft soap, waste etc. and giving necessary hydraulic test to the required pressure as per ISS with all lead and lifts and cost of all jointing materials. (The contractor will make his own arrangements for water for testing. Earth work excavation in trenches to be measured and paid for seperately) Note: In sewerage projects for internal cement mortal lining ( CML ) of DI pipes, if High Alumina Cement ( HAC ) as recommended in Annexure B clause 16.3 of IS8329:2000 is considered in place of Slag or Sulphate Resistance Cement ( SRC ), the cost of pipes may be increased by 5-6% from the prices listed. KUWS & BWSSB common vol-5 SR 2023-24 item no 4.2.5, page no 51

code08 - Providing and laying in position Cement Concrete for levelling course for all works in foundation. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed, laid in layers not exceeding 150 mm thickness, well compacted using plate vibrators, including all lead & lifts, cost of all materials of quality, labour, Usage charges of machinery, curing, and all the other appurtenances required to complete the work as per technical specifications. Vol-1 SR 2023-24, item no.2.1.6, P.No.15 Mix 1:2:4 Using 20 mm nominal size graded crushed coarse aggregates

code09 - Refilling the basement and pipe line trenches with selected avialable earth from trenches excavation including watering, consolidation in the layer of 15 cm thick included deposing the surplus earth all lead and lifts (PWD SR 2023-24 item part II 1.10 page no 7 )

code10 - Supply, Installation, Commissioning and Testing of GPRS + GSM based EMI flow meters on the Bulk water connections ranging from 100 mm to 300mm. The electromagnetic meters should comprise of the specifications given in the notes of this chapter. III) Providing Electromagnetic Induction AMR water meters for 100 mm to 300 mm diameter. Supply, Installation, Commissioning and Testing of GPRS + GSM based EMI flow meters on the Bulk waters connections ranging from 100 mm to 300 mm. The electromagnetic meters should comprise of following specification. Specification: 1. Specification of electromagnetic induction Flow meters Application : Raw or Potable Water with chlorine content Conductivity : Maximum 500 MS/CM Accuracy : +/- 0.5% flow reading. Velocity Range : 0 .3 m / sec to 10 m/ sec Power Supply : For the entire diameter pipes (100 mm to 300 mm) 230 Volts AC power supply with surge arrester. Inbuilt rechargeable battery to provide backup for minimum 6 hrs battery backup in the absence of Grid Supply. Galvanic Isolation : All circuits of output and power supply to Galvanizically Isolated. Tube Lining Material : PTFE liner. Electrode material : SS 316L Flow meter Housing : Fully Welded and corrosive resistant Painted Carbon / Sheet Steel. (Housing Single unit) Electrodes : 2 measuring electrodes/4 measuring electrodes Display Unit : 2 or 3 Line LCD display 16 characters per line with backlight to see the reading during night time. All diagEachtics should be visible on the LCD screen 1st line : Flow Rate in m3 / hr 2nd line : Totaliser m3 3rd Line : Electrode deposition / tamper status display Flange material : CS Flange Type of Flange : ANSI/ DIN type Flange Sensor protection : IP 68 Transmitter Protection Flow meter Ambient Temperature : up to 60 ºC Exact full model code and datasheet of the flow meter to be provided for Each line size. Data Logger: Internal / External with flow meter and data to be transmitted to server automatically for every 1 hour. Flow meter shall send 24 data message per day to remote server. Locally for every 5 minutes of interval in data logger. Per day 288 readings will be logged, per month 8640. Data of previous 1 year should be logged in to either internal / external data logger 2. Specification for Flow Sensors:Mounting : In field on pipeline (flow through flow Sensor). Line Sizes :100 mm to 300 mm. Material of Flow Tube : SS316 / SS304 Grounding : Grounding / Earthing is required to protect flow meter from spurioussignal. Earthing rings shall be provided at both flange ends. This willprovide high degree of protection as compared to earthing electrodeElectrodes : SS316L Weather Protection for Flow Tube : IP68 Empty Pipe Detection (EPD) : Integral part of design with electrode. The sensorsshould be as per ISO Standard lengths (ISO 13359) as applicable, so that interchangeability can be carried out. The sensors shall also have built in grounding and empty pipe detection facility 3. Specification for Flow Transmitter/Computation: Mounting : Transmitter panel mounted outside the meter Chamber in proper location. Type : Microprocessor based : 4 wire Protection : IP67 Power supply : For the entire diameter pipes (100 mm to 300 mm) 230 Volts, AC power supply with surge arrester. KUWS&DB Vol-5 SR 2023-24,vol-5 P.No.175, I.No.14.1.5 300 mm Flow Meter PN 16

code11 - Providing Size Stone masonry with hard stone in foundation & plinth with Cement mortar 1:6 (1 cement : 6 coarse sand) (PWD Common SR 2023-24,vol-2 P.No.9, I.No.5.4)

code12 - Supplying, fitting and placing TMT FE 550 / 550D Steel Reinforcement including cost of all materials, machinery, labour, cleaning, straightening, cutting, bending, hooking, laping/welding joints, tying with binding wire / soft annealed steel wire and other ancilary operations complete as per drawing and technical specification. Vol-01 common SR 2023-24, I.No.2.11 (h), Page no.18