SPL REPAIR REPLACEMENT OF EXISTING CI GI PIPE LINE PRESSURE FILTER LINE INTER CONNECTION OF EXISTING SEMY UNDER GROUND SUMPS OVER HEAD TANK RESERVE TANK AND OTHER MISC WORKS AT FILTER HOUSE UNDER GE DSSC WELLINGTON

Amount

Excavation in trenches, not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth for laying of pipe line in Hard/ dense soil and getting out complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm in Hard/ dense soil complete all as specified and directed.

Removing excavated material to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed.

Taking up/ down carefully serviceable/ unserviceable CI/ DI pipe including all fittings with spigot and socket ends and joints connections from the trenches complete all as specified and directed by the Engr-in-charge for the following sizes :-

Taking up/ down carefully serviceable / unserviceable NP2 wash out pipe including all fittings and connections from the trenches for the size 300mm dia complete all as specified and directed.

Supply, laying, jointing and testing of 100 mm dia Ductile Iron (DI), pressure pipes with spigot and socket ends, centrifugally cast, class K-7, with cement mortar lining in inner side as per IS:8329/ 2000 (latest revision) and other relevant standards and metallic zinc coating followed by a finishing layer of epoxy paint in outer side, suitable for push on joint (rubber gasket joint) in any length laid in trenches including jointing and testing complete all as specified and directed. Note:- Excavation and earth work shall be measured and paid separately under relevant items.

Supply, laying, jointing and testing of 100 mm dia Ductile Iron (DI), pressure pipes with spigot and socket ends, centrifugally cast, class K-9, with cement mortar lining in inner side as per IS:8329/ 2000 (latest revision) and other relevant standards and metallic zinc coating followed by a finishing layer of epoxy paint in outer side, suitable for push on joint (rubber gasket joint) in any length laid in trenches including jointing and testing complete all as specified and directed. Note:- Excavation and earth work shall be measured and paid separately under relevant items.

Supply, laying, jointing and testing of 150 mm dia Ductile Iron (DI), pressure pipes with spigot and socket ends, centrifugally cast, class K-9, with cement mortar lining in inner side as per IS:8329/ 2000 (latest revision) and other relevant standards and metallic zinc coating followed by a finishing layer of epoxy paint in outer side, suitable for push on joint (rubber gasket joint) in any length laid in trenches including jointing and testing complete all as specified and directed. Note:- Excavation and earth work shall be measured and paid separately under relevant items.

All as per item No 8 here in before but of size 200mm bore including necessary nuts, bolts, washers and rubber gasket of 4mm thick complete all as specified and directed.

All as per item No 6 here in before but of size 300mm bore including necessary nuts, bolts, washers and rubber gasket of 4mm thick complete all as specified and directed.

General Note for serial item Nos 1 to 10:- (i) The entire pipe line work is to be carried out in and around the Wellington Mil Stn areas or as per the direction of GE/ Engr- in -Charge. (ii) If any damages occur to water supply pipe line, electric UG cable ie. HT/ LT and OFC Cable etc. for MES, DSSC, Cantt Board etc. during the progress of work, the same shall be repaired immediately and rate quoted by the contractor shall deem to be inclusive of the same. If the damaged services are not repaired immediately, the same will be got repaired/ replaced, at the risk and cost of contractor and the repair cost will be deducted from the contractor’s due payments and the contractor cannot have any claim on this issue and the decision of Accepting officer shall be final and binding. (iii) Excavation and laying of pipe line work will be carried out simultaneously without any hindrance to traffic, and the contractor has to arrange person & barricades, safety strips etc. for clearance of traffic. (iv) The decision of accepting officer will be final and binding on all the above issues. (v) Cost of use of JCB/ DG Set/ Welding Machine etc. required for successful completion of the work is deemed to be included in the unit quoted rates. (vi) In Case of any vegetation, cutting of small tree branches, levelling of surfaces, labour, Eqpt cost, any other difficulties at site for laying of pipe line etc. are the responsibility of the contractor and the rate should included in the quoted rates.

Supply and fix ductile Iron fitting confirming to IS 9523 (2000) K12, suitable for pipes of class K 9 up to 250 mm bore such as bends (any type of radius and angle ) tappers any type, (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch Y junction double branch cross collars caps Plug, mechanical joints etc. including rubber gasket joints & testing complete all as specified and directed.

Material and labour for plain cement concrete type B-2, 1:2:4 using 40mm graded crushed stone aggregate as in foundation, fillings, mass concrete, supports etc. complete all as specified and directed.

Material and labour for construction of brick masonry valve pit chamber of inner dimension 1200mm x 1200mm x 1200mm, with 150mm thick foundation concrete in PCC type D-2, 1:4:8, 230mm thick brick work using sub class 'B' bricks built in CM 1:4, rendering 15 mm thick cement plaster in CM 1:4 mixed with water proofing compound on internal surfaces of wall/ floor and external walls up to 150mm below GL, 50mm thick coping in PCC type B-1 1:2:4 including necessary form work and provision of MS sheet chamber cover of thickness 4mm with 50mm x 50mm x 6 mm Angle iron frame fixed with the chamber all around using 4 Nos hold fasts made out of 50mm x 6mm MS flat iron of suitable length fixed with 200mm long handle made of 10mm dia MS bar suitably welded and locking arrangement including painting MS surfaces with two coats of synthetic enamel paint over one coat of red oxide primer etc., including excavation and earth work in any type of soil and disposal of surplus soil to a distance not exceeding 50m complete all as specified and directed.

Supply and fix in repair totally tamper proof Kinetic cast iron Air release valve double chamber ball, PN1.6 conforming to IS 14845 (2000) of size 100mm and fixing up in DI/ CI water supply mains of size 200mm with suitable gasket joints, nuts, bolts, washers etc. including one control valve of suitable size complete all as specified and directed.

Material and labour for mild steel framed work such as bracing, fabricated frame works, supports, clamps and back plates including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size conforming to Fe-290 Gde-E 165 including finishing the surface by applying 2 coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

Supply and fix 100mm dia cast iron sluice valve class PN 1.6 double flanged type, non-raising spindle with hand wheel ISI marked, confirming to IS 14846 (2000) and fixed by means of suitable bolts, nuts, washers, etc. with new rubber gasket including taking down old unserviceable sluice valve complete all as specified and directed.

Supply and fix 150mm dia cast iron sluice valve class PN 1.6 double flanged type, non-raising spindle with hand wheel ISI marked, confirming to IS 14846 (2000) and fixed by means of suitable bolts and nuts etc. with new rubber gasket including taking down old unserviceable sluice valve complete all as specified and directed.

Supply and fix 200mm dia cast iron sluice valve class PN 1.6 double flanged type, non-raising spindle with hand wheel ISI marked, confirming to IS 14846 (2000) and fixed by means of suitable bolts and nuts etc. with new rubber gasket including taking down old unserviceable sluice valve complete all as specified and directed.

Excavating road/ hard standing/ PCC etc. by JCB/ manually etc. 0.5mtr wide and not exceeding 1mtr depth for taking down/ laying/ relaying of pipe line etc. returning filling in and finishing the top surface after laying/ repair etc. of pipe work with PCC type B-2, 1:2:4 using 40mm graded crushed stone aggregate to a minimum depth of 200mm over rammed earth to suit the site requirement and making good the disturbed surfaces to match with existing finish complete all as specified and directed. Note:- (i) The road cutting work including making good disturbed surfaces shall be completed within 24Hrs to the entire satisfaction of Engr-in-Charge/ GE, failing which a penalty of Rs. 10000/- per day shall be recovered from contractors due payments and the decision of Accepting Officer in this regard shall be final and binding. (ii) Any excavation of road/ Hard Standing /PCC etc. carried out against subject item including returning, filling and removal is deemed to be included in the unit quoted rates.(iii) Cost of use of JCB/ DG set/ welding machine etc. required for successful completion of work is deemed to be included in the unit quoted rates.

Labour only for cutting of cast iron/ DI pipes exceeding 100mm and not exceeding 250mm dia for insertion of tee for branch connections and valves etc. complete all as specified and directed. Note:- Fittings shall be measured and paid separately under relevant items.

POOJA ENGINEERING (BID ID -3270919)

ACE PROMOTERS (BID ID -3271180)

sree devi construction (BID ID -3270994)

lakshmibuilders (BID ID -3271218)

Saket Enterprises (BID ID -3271450)

P K ENTERPRISES (BID ID -3270765)

shree jayam enterprises (BID ID -3271843)

K.AYYAPPAN (BID ID -3271140)