KNMT-2025-26-Watersupply

Supplying and conveying of following sizes of HDPE pipes to site confirming to specifications as per IS 4984/2016 for standard length including cost of pipe, testing charges at factory, labour charges for loading, unloading and stacking @ site.

90 mm HDPE PN6 pipe

Earth work excavation and depositing on bank with an initial lead of 10 m. and lift of 2 m. in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil and as directed by the officers.

Lowering of HDPE pipes and specials in the trenches and laying to proper grade and alignment and as directed by the officers.

90 mm HDPE PN6 pipe

Supply and delivery of following specials for HDPE pipes as per IS 8360 / 2002 at site of work for pipeline works.

90 mm x 90 Deg. PN6 Bend.

90 mm x PN6 Equal Tee.

Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc. complete as per directed by TWAD Board Officers.

90 mm HDPE PN6 pipe

Testing of MS / CI / DI / PVC / HDPE pipes with hydraulic testing equipment by filling with water (including cost of water @ Rs. 60 / KL) and testing to recommended pressure in convenient stretches and attending the bursts if any occures during the test, excluding cost of pipes, including other incidental and operational charges etc. complete for the following diameter of pipes.

90 mm HDPE PN6 pipe

Refilling the pipeline trenches with excavated earth complying with standard specifications.

Barricading work (Where, there is less traffic areas and broader roads etc.) for laying of pipe line using casurina poles at 1.50m center to center (8cm to 10cm dia and 1.80m height) vertical with horizontal poles in three rows including painting the vertical poles in the road facing sides with ready mix paint, tying the vertical and horizontal poles with coir rope including fixing charges and fixing 75mm dia reflectors including earth work excavation for fixing vertical posts and finally removing and stacking the materials safely for further use etc., complete and as directed by TWAD Board officers.

House Service Connection in Distribution Main 1.Labour for cutting open road for laying water mains or sewer.B.T. Roads (or) Maccadam road. 2.Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 M in narrow trenches for laying of pipes for water supply and sewerage works in the following type of soils Hard stiff clay, stiff black cotton, hard red earth, shales, murram gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil. as directed by Departmental officers 3.Refilling with excavated soil (other than sand) complying with the standard specification for filling in foundation and basement (total earth work quantity - volume of the pipe) 4.HSC Connection in HDPE Mains for Water Supply Scheme Supply, delivery of the following Electrofusion tapping saddle PE 80 blue, PN 12.5 with female threaded metal insert of SS 304 as per standards BS EN 12201 tested as per BS 6920 for drinking water in WRCNSF ltd, UK. (Non Wrap with top loading type). Sizes:63mm to 315mm dia distribution HDPE pipes. shall as detailed in a drawing furnished. 5.Supply, delivery of Brass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS :554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm dia size ( 1/2", ) in the saddle Connection .as per IS :554 BSPT, ISO:7-1 6.Supply, delivery of Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, OD MDPE pipes 7.Supply, delivery of Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mmOD MDPE pipes 8.Supply, delivery Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 20mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm respectively. 9.Supply, delivery of MDPE PE 80 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK 10.U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID 11.Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the Engineer in Charge. 12.Supply and delivery of Multi Jet water meter with removal mechanism water meters confirming to ISO 4064 Class B or IS 779 Standards with type test certificates for Routine Test, IP 68 Test certificates issued by FCRI/NABL Accredited Lab. The water meter shall have magnetic or mechanical drivers or shall be versatile for installation in Horizontal position. The meters shall be hydrodynamically or hydrostatically balanced. The runner, runner chamber, pointers of the meter shall be as per ISO 4064 Class B specification. Dry dial excavated counter housing fully protected against flooding ensuring easy reading in all climatic conditions. The meters shall be inferential, Dry-Dial Type, Class B with straight reading Cyclometer with inbuilt filter basket, Meter body shall be of Brass body confirming to DCB2 material specifications and suitable for drinking water applications. The body shall be painted, or powder coated. Each water meter shall be supplied with Brass Nut and 15.Supply, delivery and fixing of GI pipes for encasing in open drain including handling charges. etc complete as per standard specifications and as directed by the Engineer in 16.Labour charges for drilling, cutting, Threading and Fixing Ferrules in distribution pipes.Charge.tailpieces, protective top lid, secured by a robust hinge with sealing facilities for couplings. The process 20mmconnections shall be screwed ends with BSP Threads. Each water meter shall be tested for a maximum pressure rating up to 16 Bar. Water meter shall be supplied with manufacturer Calibration & hydrotest certificate. The dimensions must comply to IS 779 standards 13.Lowering MDPE pipes and specials to the trench and laying to proper grade and alignment, jointing with couplers with cement past etc coplete for the pipes size upto 40mm dia OD MDPE Pipes 14.Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by Engineer in Charge. 15.Supply, delivery and fixing of GI pipes for encasing in open drain including handling charges. etc complete as per standard specifications and as directed by the Engineer in Charge. 16.Labour charges for drilling, cutting, Threading and Fixing Ferrules in distribution pipes. 20mm