Public Health Engineering Department Tender

Pipe line leakage

1.9 Work of Inter Connection in AC/PVC/HDPE pipe line up to 1.5 mtr depth by digging out suitable size of pit at site of work including dewatering and providing adequate safety arrangement at site, cutting of existing pipeline, jointing of Tee (complete) and other specials to make inter connection repair leak proof and then refilling of excavated tench / pit / road shall be done properly i.e after a layer of 20 cm with proper watering and ramming in layers. for entire job contractor will use his own T and P and labour and will arrange transportation of material required from store. (Material such as Tee/ Tee Clamp/rubber sheet/ CID joints required for inter connection shall be provided by the department free of cost). 1.9.1 In all type Soil 1.9.1.3 200 mm to 300 mm

6.1 Providing, lowering, aligning, fixing in position in pipe line, CI D/F Sluice valves straight and pocket less body passage of approved make of following Pressure rating and dia complete, confirfing to IS:14846 (amended up to date) and of following specifications: Body, Bonnet, Wedge, Gland, Thrust Plate, Cap and Hand wheel of Grey cast iron of IS:210/ FG200 Stem - AISI- 410 ,Body Seat ring, Wedge facing ring and Bushes - LTB2/ SS , Face to face dimensions as per IS 14846/2000 (amended up to date) ,Epoxy ( Non-Toxic- suitable for drinking water) applied inside and outside, Flanges Drilled as per IS 1538. Nut-Bolt confirming to IS:1363 and IS: 1367/ CS/ galvanised steel Insersion rubber of black EPDM 6mm thick . Sluice valves including all jointing and jointing material, labour, testing and commissioning along with pipe line as per Technical Specifications and as per direction of Engineer-in-charge. Note: Rates are exclusive of tail piece/ dismantling joints and earth work. 6.1.1 Manually Operated CI Sluice valve of Class PN-1.0 6.1.1.7 300 mm HW