REPAIR /MAINT OF WATER SUPPLY DISTRIBUTION SYSTEM ATTEND DAY TO DAY WATER OVER FLOW LEAKAGE RELATED COMPLAINT AND OTHER MISC WORK IN DOMESTIC AND TECHNICAL AREA

Amount

SCHEDULE A BOQ

Attending day to day water supply service related complaints like choking of rising main pipes of buildings, blockage in control valves/ float valves/ pipe fittings, etc, applying necessary engineering efforts like dismantle of pipes and fittings to clean and remove blocking objects, descaling of pipes, re-fixing of pipes on wall, etc to restore the proper flow of water to service tanks all as specified and directed by Engineer-in-Charge.

Note for item No 2 :- (a) The contractor has to attend above mentioned job in any location of entire domestic and tech area of Air Force Stn Sulur.

(b) The service tanks are positioned on roof top of multi storied buildings upto four storey. Contractor is responsible to ensure that the labour employed should be equipped with safety items like industrial helmet, safety belt, extensible ladder of 40 feet length, plumbing and cuttings tools, etc.

(c) The cost of rethreading of GI pipes of 25mm dia and adding of new GI nipple of suitable length after rethreading is deemed to be included in the quoted rate.

(d) Due to shortage of water in the station, the repair work and testing required under this item need to be carried out during water supply distribution hours i.e. 5:30 AM to 7:30 AM. Nothing extra shall be permitted in this regard.

(e) The cost of repair to the damages of cemented surfaces/ external finishes/ metal clamps of rising pipes are also deemed to be included in the quoted rate.

(f) In case of any delay in attending the complaint more than 6 hrs after handing over routine/urgent complaints, the contractor shall be liable to pay the penalty as described in penalty clause given here as under.

(g) If the delay is more then 06 hrs period and the GE is not satisfied with the reason for delay then penalty at the rate of Rs 100/- per job shall be deducted from the dues of the contractor. Please note that this penalty is exclusively other then the condition 56 of IAFW - 2249 and shall be treated as interim condition of the contract and shall be enforce above as and when delay in individual job is noticed and no claim whatsoever on this account shall be entertained by the Deptt.

(h) The decision of the Accepting Officer in this regard shall be final and binding.

Supply and lay UPVC pipe class “SCH 40”, 100 mm dia, conforming to IS 13592 with all fittings (specials) and fixtures including disconnecting and taking out old unserviceable pipe with fittings complete all as specified and directed.

Supply and lay UPVC pipe class “SCH 40”, 63 mm dia, conforming to IS 13592 with all fittings (specials) and fixtures including disconnecting and taking out old unserviceable pipe with fittings complete all as specified and directed.

Supply and lay UPVC pipe class “SCH 40” 50 mm dia, conforming to IS 13592 with all fittings (specials) and fixtures including disconnecting and taking out old unserviceable pipe with fittings complete all as specified and directed.

Supply and lay UPVC pipe class “SCH 40” 32 mm dia, conforming to IS 13592 with all fittings (specials) and fixtures including disconnecting and taking out old unserviceable pipe with fittings complete all as specified and directed.

Supply and lay UPVC pipe class “SCH 40” 25 mm dia, conforming to IS 13592 with all fittings (specials) and fixtures including disconnecting and taking out old unserviceable pipe with fittings complete all as specified and directed.

S & F 25 mm outer dia of pipe of 3 Layer PP-R Polyproplyne random copolymer concealed SDR 7.4 (PN 16) UV stabilized and antimicrobial fusion welded havIng thermal stability for hot and cold water supply including all PP-R plain & brass threaded polypropyelene random fittings fixing complete to walls, floors, ceilings, under trenches including taking down of existing GI/CI unserviceable pipes complete all as specified and directed. Make : SFMC, Reliance Industries, KPT.

S & F 32 mm outer dia of pipe of 3 Layer PP-R Polyproplyne random copolymer concealed SDR 7.4 (PN 16) UV stabilized and antimicrobial fusion welded havIng thermal stability for hot and cold water supply including all PP-R plain & brass threaded polypropyelene random fittings fixing complete to walls, floors, ceilings, under trenches including taking down of existing GI/CI unserviceable pipes complete all as specified and directed. Make : SFMC, Reliance Industries, KPT.

S & F 50 mm outer dia of pipe of 3 Layer PP-R Polyproplyne random copolymer concealed SDR 7.4 (PN 16) UV stabilized and antimicrobial fusion welded havIng thermal stability for hot and cold water supply including all PP-R plain & brass threaded polypropyelene random fittings fixing complete to walls, floors, ceilings, under trenches including taking down of existing GI/CI unserviceable pipes complete all as specified and directed. Make : SFMC, Reliance Industries, KPT.

S & F 63 mm outer dia of pipe of 3 Layer PP-R Polyproplyne random copolymer concealed SDR 7.4 (PN 16) UV stabilized and antimicrobial fusion welded havIng thermal stability for hot and cold water supply including all PP-R plain & brass threaded polypropyelene random fittings fixing complete to walls, floors, ceilings, under trenches including taking down of existing GI/CI unserviceable pipes complete all as specified and directed. Make : SFMC, Reliance Industries, KPT.

Note for item No 11 to 19 :- (a) The unit rate shall be include for taking down existing GI/CI pipe and connections and all fittings as directed.

(b) The unit rate shall be include the cost of short lengths, with all pipe fittings such as bends, tees, short pieces connectors, elbows, reducers, unions, sockets etc and fixing accssories such as pipe hooks, screws clamps etc

(c ) Wall thickness of pipes shall be all as per IS : 15801

Excavating in trenches not exceeding 1.5 m wide and not exceeding 1.5m deep in hard/dense soil and getting out for taking down/laying of pipes,valves etc complete all as specified and directed

Returning, filling in including spreading leveling, watering and well ramming in layers not exceeding 25cm in soft /loose soil complete all as specified and directed.

Removing of soils to a distance exceeding 1.5 KM but not exceeding 5KM and depositing where directed complete all as specified and directed.

M&L Riddling Sand obtained from excavation for cable protection 8cm under the cable and 15cm above the cable in trench and get the thick layer of 18cm after ramming.

Note for Item No 26 :- The rate is deemed to be included for additional qty from out side MD land as directed by the Engineer-in-Charge, in case sufficient sand not obtained from excavation.

M&L Fly ash bricks in cable protection cover including taking down existing bricks of any size complete all as specified and directed.

M&L Un-reinforced precast concrete cable cover class HV Type 1, flat size 300mm x 180 mm x 40 mm thick including taking down existing cable protection cover complete all as specified and as directed.

S & F 25 mm outer dia PP-R Gate Valves (Brass insert) with iron wheel head screwed both ends for iron pipes and including taking out unserviceable Gate valves complete all as specified and directed.

S & F 32 mm outer dia PP-R Gate Valves (Brass insert) with iron wheel head screwed both ends for iron pipes and including taking out unserviceable Gate valves complete all as specified and directed.

S & F 50 mm outer dia PP-R Gate Valves (Brass insert) with iron wheel head screwed both ends for iron pipes and including taking out unserviceable Gate valves complete all as specified and directed.

S & F 63 mm outer dia PP-R Gate Valves (Brass insert) with iron wheel head screwed both ends for iron pipes and including taking out unserviceable Gate valves complete all as specified and directed.

S & F Rotational moulded polythene water storage tank of 500 Ltrs capacity (three layer white colour) cylinderical vertical with closed top including 3 Nos GI check nuts and tank nipple of 25mm bore for inlet and outlet, 25mm bore ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball hoisted and fixed in position all as specified in SSR part -I including taking down of old unserviceable tank complete all as specified and directed.

M & L PCC (1:3:6) type C-1 using 20 mm graded stone aggregate as in base foundation for the pipe lines including one coat of white wash and necessary form work complete all as specified. Note:- Quoted rates is inclusive of removing the damaged PCC base foundation, levelling and making good the disturbed surface as per direction of EIC complete.

S & F PVC water storage tank cover suitable for 500 to 1000 ltrs capacity tank with locking arrangement complete including taking down of existing one complete all as specified and directed

S & F Ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe and fixed suitable for 20 mm dia bore and including taking out unserviceable ball valves complete all as specified and directed.

S & F Ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe and pipe a for 25 mm dia bore and including taking out unserviceable ball valves complete all as specified and directed.

S & F PVC water storage tank Nipple of 25mm bore with suitable check nut for inlet/outlet connection including taking down of existing one all as directed.

M&L for treatment of potable water recd from TWAD Board by mixing with high strength cholorination chemical in granular form with concentration level having 65%-70% as per manufactureers instrs packed in 45 Kg capacity in factory sealed HDPE Container superior quality complete all as specified and directed

Note for item No 40 :- (i) Approval of chemical will be given after verification of test certifiate of various manufacture and other factor like chemical and safety and health hazard aspect of usage.

(ii) The branch/make of the chemical must be sealed in production and certified by Govt laboratory confirming compliance of specification suitable for dring water with a declaration from the laboratory that from the technical strength, stability, health safety and operation point of view this product is used for drinking water applications for consumption by humans.

M & L removing of acumulated earth of any width and depth up to 30 cm. cleaning/cutting the grass and removing the grass waste to outside MD land complete all as specified and directed.

Note for Item No 43 :- The unit rate is deemed to be included for the following :- (a) Cutting and filling shall be cleared of shrubs, vegetation, grass bush, weed, trees and sapling not exceeding 30 cm in girth, measured at a height of two metre above ground level. Useful material shall be stacked.

(b) Cutting the grass/falling of trees shall include digging out roots up to 60 cm below the ground level or 14 cm below the formation level, whichever is lower. All holes and hollows formed in the ground digging out of roots shall be carefully filled up with moorum/red bajri well rammed and levelled.

S & F Rotational moulded polythene water storage tank of 1000 Ltrs capacity (three layer white colour) cylinderical vertical with closed top including 3 Nos GI check nuts and tank nipple of 25mm bore for inlet and outlet, 25mm bore ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball hoisted and fixed in position all as specified in SSR part -I including taking down of old unserviceable tank complete all as specified and directed.

Rectification of existing defective flanged joints with rubber or fibre gasket complete with necessary nuts, bolts and washers for 80 mm dia GI/DI/MS pipes complete all as directed.

Note for Item No 47:- a) quoted rates are inclusive of cutting of GI/DI/MS Pipes, jointing materials and preparation of new flanged sockets and refixing the same at existing place.

(b) Necessary excavation shall be measured and paid separately under respective items of BOQ

M & L Rising/down pipe of 150mm DI pipe, K-9 with flanges for fixing as rising/ down/wash out pipes for over head water reservoir upto 18mtr elevation including arragement of scafolding and other lifting equipments, repairs to damaged surfaces to match with existing specifications and removal of old corroded pipes complete all as specified and directed.

Note for Item No 50:- (a) The unit rate is deemed to be included for necessary T&P like safety jackets, ropes, nets, helmets, gumboots etc required for the labours and safety of the will be the responsibility of the contractor.

(b) Ensure the safety of the labours will be the responsibility of the contractor.

(l) The contractor shall be sole responsible for any mishap/ accident during execution of work.

Supply and fix, sluice valve with cast iron body and gun metal/steel spindle and hand operated iron wheel, both ends flanged and drilled including nuts, bolts, washers and gaskets, class PN 1.6, for 100mm dia bore pipe, including disconnecting, taking down existing UNSV sluice Valve complete all as specified and directed.

Supply and fix, sluice valve with cast iron body and gun metal/steel spindle and hand operated iron wheel, both ends flanged and drilled including nuts, bolts, washers and gaskets, class PN 1.6, for 80 mm dia bore pipe, including disconnecting, taking down existing UNSV sluice Valve complete all as specified and directed.

M & L Arrangement of Chemical and bacteriological analysis of drinking water by collecting samples from different sources like UG sumps/ user end taps/ bore wells/ open wells/ etc located in 12 km periphery, collection of samples in sterrilized laboratory bottles/ cans, transportation to authorised Govt laboratory to deposit the samples in stippulated time, including payment of fees, collection and submit of reports to the Engineer-in-Charge complete all as directed.

Note for item No 56 :- (a) Cost of transportations for collection of sterrilized bottles from laboratory, deposition of collected samples in stipulated time, report collectiion after completion of tests, payment of fees to the laboratory for each sample, etc are deemed to be included in the quoted rate.

(b) The rate quoted is considered to be for each sample.

(c) Sample from different sources to be taken as per time schedule directed by Engineer-in-Charge throughout the currency of the contract.

(d) Payment will be made after submission of report from authorised Govt laboratroy only.

S & F Sluice Valve, Cast Iron body, Stainless Steel Spindle, Gun Metal Rings including Wheel for operation, Flanged and Drilled, suitable for 150 mm dia pipes, confirming to IS - 14846, Class PN -1.6, Long Body type including all Joints with Rubber Gasket and Jointing Materials, Bolts, Nuts, Washer complete including taking down existing UNSV sluice Valve all as specified and as directed.

M & L Labour for pressure testing of existing 150/80/50 mm DI/MS fire main system , identifying for leakages for rectifications including replacement of gland packing of sluice valves, rubber insertion packing, nut, bolts etc of flanged joints/ defective flanges etc complete for making the system leak proof complete all directed by Engineer-in-charge. Location :- SRE Bldg, ATC Bldg

Note for Item No 62:- (a) The rate quoted is deemed to be inclusive of T&P required such as air compressor etc for pressure testing

(b) Earthwork, DI/MS pipe & specials required for rectiifcation, if any, shall be measured and paid separately under relevant items BOQ.

(c) The pressure testing procedure of fire fighting system shall be done as per manufacturer's recommendations all as specified and directed.

S & F Gun metal wafer type Butterfly valves of 100mm bore, with pressure rating P.N-1.6 including joints with rubber gasket and jointing materials bolts, nuts, washers, including taking out existing unserviceable butterfly valve complete all as specified and directed

S & F Ductile Iron Pressure Pipes, Centrifugally Cast [Spun], Class "K-7" for 100mm bore with Socket and Spigot ends conforming to IS - 8329 in standard lengths suitable for Push-On Rubber Gasket Jointing with inside Cement Mortar Lining and Black Bitumen external coating including taking down existing unserviceable pipe of any description and any size complete all as specified and as directed. .

Note for Item No 67 :- Excavation earth work and DI special shall be measured separately

S & F in repairs DI fittings Bend,(any type ,radius and angle) tapers any type (straight, bend,increasing,decreasing or double socket etc), Tee pieces, connection pieces, collers, caps and plugs complete all as specified and directed

Supply and lay M S Pipes of size 100 mm bore, medium grade, conforming to IS: 1239 Part-1 (2004) with all fittings laid in floors or fixed to walls and ceilings etc including taking down existing pipe complete all as specified and directed.

Supply and lay M S Pipes of size 80 mm bore, medium grade, conforming to IS: 1239 Part-1 (2004) with all fittings laid in floors or fixed to walls and ceilings etc including taking down existing pipe complete all as specified and directed.

S&F in repairs MS flange suitable for 100mm bore pipes fixed with accessories like bolt, nut, washer & gasket complete all as specified and as directed

S&F in repairs MS flange suitable for 80mm bore pipes fixed with accessories like bolt, nut, washer & gasket complete all as specified and as directed

Supply and fix Galvanised steel tubes of size 100 mm bore, Medium grade along with fittings complete to walls, floors, ceilings, under trenches, including taking down existing GI tube complete all as specified and directed

Supply and fix Galvanised steel tubes of size 80 mm bore, Medium grade along with fittings complete to walls, floors, ceilings, under trenches, including taking down existing GI tube complete all as specified and directed

Supply and fix Galvanised steel tubes of size 50 mm bore, Medium grade along with fittings complete to walls, floors, ceilings, under trenches, including taking down existing GI tube complete all as specified and directed

Supply and fix CI foot valve 100mm dia to suction line of exisiting pumping set with bolts, nuts, rubber packings, etc including taking out old unserviceable one by dismantling suction pipe from pump set etc complete all as specified and directed.

Supply and fix CI foot valve 80 mm dia to suction line of exisiting pumping set with bolts, nuts, rubber packings, etc including taking out old unserviceable one by dismantling suction pipe from pump set etc complete all as specified and directed.

S&F Non return valve gun metal (ISI marked), PN 1.6 suitable for 100 mm dia bore pipe, including taking out old unserviceable Non return valve, complete all as specified and directed.

S&F Non return valve gun metal (ISI marked), PN 1.6 suitable for 80 mm dia bore pipe, including taking out old unserviceable Non return valve, complete all as specified and directed.

S&F Non return valve gun metal (ISI marked), PN 1.6 suitable for 50 mm dia bore pipe, including taking out old unserviceable Non return valve, complete all as specified and directed.

S&F in repairs UPVC Tee of size 100 mm dia complete all as specified and directed.

S&F in repairs UPVC Flange of size 100 mm dia fixed with accessories like nut & bolt etc complete all as specified and directed.

Rectification of existing defective flanged joints with rubber or fibre gasket complete with necessary nuts, bolts and washers for 100 mm dia GI/DI/MS pipes complete all as directed.

Note for Item No 84:- a) quoted rates are inclusive of cutting of GI/DI/MS Pipes, jointing materials and preparation of new flanged sockets and refixing the same at existing place.

(b) Necessary excavation shall be measured and paid separately under respective items of BOQ

Supply, install, testing and commissioning of outdoor type Factory fabricated motor starter panel suitable for 3 phase 415V, 50Hz system made out of CRCA sheet with suitable neoprene rubber gasket to make it completely, dust and vermin proof, front openable type alongwith locking arrangement having angle iron base frame and legs of suitable size, PCC (1:3:6) bedding for grouting of base including dismantling and taking out old unserviceable panel, complete all as specified and directed.

Note for Item No 87:- The panel shall comprise the following accessories and specifications :-

(a) MCCB 4 pole, 32 Amps, 16 KA - 01 No (Incoming)

(b) Star-delta starter suitable for 10 HP submersible motor pump set incl timer- 01 Set

(c) Motor protection relay - 01 Set

(d) Single phase preventor - 01 Set

(e) Phase indicating LED lamps RYB - 01 Set

(f) Panel mounted multifunction meter including CTs of suitable ratio - 01 Set

(g) ON/ OFF push button alongwith indication light - 01 Set

(h) Electrolytic high conductivity insulated copper bus bar of suitable capacity - 01 Set

(j) Complete control wiring of the panel

(k) Earthing terminals - 02 Nos

M & L Removing LT cable, XLPE 185 Sqmm 4 core with aluminium conductor, shifting to other location (not exc 2 KM distance) and relaying same cable in trenches/through pipes or bare in road crossings/ paths/drains/ducts/ floors /along poles/walls/ ceilings/ equipments etc all as directed.

Note for Item No 99 :- The unit rate is deemed to be included for the following:-

(a) Excavation for taking down existing cable, relaying cable in other location and shifting of cable as directed by the Engineer-in-Charge.

(b) Disposal and return filling

(c) Sand cushioning and PCC cover shall be measured and paid separatley under relevant item.

S&F XLPE insulated,screened, PVC Bedded, galvanised steel strip or wire armoured, electric power cable heavy duty with aluminium condutor 1100Volts grade cross sectional area 95 Sqmm 3.5 core laid in trenches /ducts/fixed to wall/pole/ inside panel/ drawn through pipe including cable glands and terminal sockets, taking down existing cable etc all as specified and directed. Make : KEI/ Havells/ Polycab

Note for Item No 104:- Excavation and earth work shall be measured and paid seperately.

Supply and fixing MCCB Enclousere with MCCB 4 pole 63 Amps 3 phase 415V, made out of CRCA sheet with suitable neoprene rubber gasket to make it completely, including dismantling and taking out old unserviceable panel along with MCCB complete all as specified and directed. Make : L&T, Legrand, Siemens

Supply, install, testing and commissioning of outdoor type Factory fabricated automatic motor starter panel with level based, dry run and voltage balanced protection suitable for 3 phase 415V, 50Hz system made out of CRCA sheet (CPRI approved) with suitable neoprene rubber gasket to make it completely, dust and vermin proof, front openable double door type alongwith locking arrangement having angle iron base frame and legs of suitable size, PCC (1:3:6) bedding for grouting of base including dismantling and taking out old unserviceable panel, complete all as specified and directed.

Note for Item No 107:- The panel shall comprise the following accessories and specifications :-

(a) MCB 3 pole, 40 Amps, 10 KA - 02 Nos

(b) Over load relay suitable for 10 HP motar- 02 Nos

(c) Contactor suitable for 10 HP motar - 02 Nos

(d) DOL starter 10 HP capacity - 02 Nos

(e) Multi function meter - 01 No

(f) RYB indication lamp - 01 Set

(g) ON/ OFF push button alongwith indication light - 02 Set

S&F in repairs level controller Type - Displacer magnetic level switch measuring range - 0-4 mtr complete all as specified and as directed. Make - Tectrol/float tec

KSR AND COMPANY

NAVEEN ENTERPRISES

devan enterprises

CAK Enterprises

A.GOVINDARAJ

T C KARUNANITHI

KRISHNA ENTERPRISES

SUPER COOL

Neptune Engineers and Builders

jk construction