Providing feeder main line of 160mm Dia HDPE pipe in Ammapalayam Sump to Rakkiyapalaym OHT at Ward No 27 in Thirumuruganpoondi Municipality

Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 M in narrow trenches having bed width 1.25m & below for laying of pipes for water supply and sewerage works in the following type of soils as directed by Departmental officers. Sand, silt or other loose soil, wet sand or silt not under water light black cotton soil, sandy loam and ordinary soil.SS20B (160mm dia Hdpe Pipe) (TWAD SOR 2025-26, Pg No.192, Unique Code WD-W0708)

Supplying and conveying to site, the following sizes of HDPE pipes of class PN6 (PE-100) confirming to IS:4984/1995, as specified in Technical Specifications in standard lengths including labour charges for loading, unloading and stacking at site and transportation charges etc., complete as per standard specifications and as directed by the Engineer in Charge (TWAD SOR 2025-26,Unique Code WD-M0190) Pg No.14

160mm HDPE PN 6

Loweing HDPE pipes and specials to trench and laying to proper grade and alignment and as directed by the Department Officers (TWAD SOR 2025-26,Unique Code WD-W0431) Pg No.171

160mm HDPE PN 6

Cutting of HDPE pipes and specials true to axis and filing smoothly and finishing the ends complete, with / without water in the pipe including labour charges, incidental and operational charges etc complete as per standard specifications and as directed by the Departmental Engineer

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 Department Officers. (TWAD SOR 2025-26,Unique Code WD-W0621) Pg No.184

160mm HDPE PN 6

Supply, delivery of HDPE Specials As Per IS 1736-1995 including unloading, transportation and stacking charges. Specials for HDPE pipes as per IS 8360/1977/Part 1(Reaffirmed 1992) Part II and III(Reaffirmed 2002). Reaffirmed to IS 4984-2016 conveyance to work site etc., complete as directed by the Engineer in charge

80mm G I PIPES (MEDIUM) WD-M0491 P.No30

150mm G I PIPES (MEDIUM) WD-M0494 P.No30

3" NRV - WD-M0619 - P.No37

200mm x 160mm dia Hdpe Reducer

160mm Hdpe Stub End

160mm dia MS Flange

Bolt & Nut (Kg)

160mm dia 90 Degree Bend

160mm dia Gasket

Refilling the trenches with excavated earth (other than sand) in layers and watering, ramming and consolidation as per standard specification etc complete and as directed by Engineer in charge (160mm HDPE PN 6) (TWAD SOR 2025-26, Pg No.192)

Disposal of surplus earth including loading, conveyance within a distance of 5 km and spreading as directed by the Engineer in charge. (TWAD SOR 2025-26, Unique Code WD-W0930) Pg No.209

Supply and delivery of clear water vertical wet type submersible pumpset suitable for 150mm dia borewell conforming to IS 8034/2002 as amended thereafter and BEE 3 Star Rated capable of discharging noted LPM against head of water column due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze or Cast SS impeller, brass screws and CI FG 200 grade pump bowl/diffuser with ISI mark. The pump shall be directly coupled to a continous rated two pole suitable wet type vertical squirrel cage induction motor as per IS9283 /1995 as amended there after, suitable for operation in AC three phase 415 V+/- 10 %, 50 HZ +/- 5 % - unique code - WD-M1798- TWAD SOR -25-26 - Page no.125

Supply , fixing and delivery of L.T. CABLES 3 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFO RMING TO IS 7098 (PART I)/1988 AND AS AMENDED THEREAFTER WITH ISI MARKING - unique code - WD-M1958- TWAD SOR -25-26 - Page no.140

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 Department official. (TWAD SOR 2024-2025, Pg 302)

Plain Cement Concrete 1:4:8 (one part of cement, four part of Crushed Stone Sand (M- Sand) and eight part of coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Plain Cement Concrete 1:1.5:3 (one cement, one and half Crushed Stone Sand (M- Sand) and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard

ADD(GST 18%)