REPAIR/MAINT OF WATER SUPPLY DISTRIBUTION PIPE LINE, VALVES, IVRV, VALVE CHAMBER IN OTM ACCN

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, arrest leakage in any rising main/roof 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.

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

M&L for detecting and repairing leakage in CI/DI pipe lines of size 80mm/100mm/150mm bore, taking up unserviceable / serviceable CI/DI water main with spigot and socket ends (including fittings) of any type/grade and joints from trenches and laying new CI/DI pipe lines of size 80mm/100mm/150mm bore in trenches or placing on existing pillars /supports as directed to perform the following activities : (a) Excavation and earth work in soil/mud by using machinery/labour to suitable length (Appx 10 mtrs) and forming bund with excavated soil to avoid sea/row water entering into the working area including pumping/bailing out water by using portable deisel engine driven pump set. (b) Cutting of CI/DI pipe of siz 80mm/100mm/150mm bore after thorough inspection for the damaged pipe line including disconnecting / dismantling. (c) Taking out CI/DI pipe with CI/DI specials after removing from joints/burning out joints and removing lead at both ends with the help of hydrolic crane other machinery and keeping aside for further disposal. (d) Cutting of new pipe into pieces as per requirement and laying using machinery. (e) Aligning the pipe line as per site condition, inserting the CI collar suitable for 80mm/100mm/150mm CI/DI pipe. (f) Attending repair work within the minimum time frame/period as specified by Engr-in-Charge

M & L for Rectification of leakage of GI pipe diameter 80 to 100mm in trench after carry out excavation upto volume of 2 cum, replacement of unserviceable pipe fittings like collar, bend, Tee, Reducer, etc, including threading of existing pipe, including returning and filling after repairs for making good as per original and removal of surplus soil upto 50 mtr distance all as directed.

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 13:- (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 in repairs 90 mm outer diameter of pipes 3 Layer PP-R Polyproplyne random copolymer concealed SDR 7.4 (PN 16 @ 20°C) 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 complete

(a) All as per Item No. 17 herein before but 3-layer PP-R pipe size of 63 mm outer dia .

(b) All as per Item No. 17 herein before but 3-layer PP-R pipe size of 50 mm outer dia .

(c) All as per Item No. 17 herein before but 3-layer PP-R pipe size of 32 to 40 mm outer dia.

(d) All as per Item No. 17 herein before but 3-layer PP-R pipe size of 25 mm outer dia.

(e) All as per Item No. 17 herein before but 3-layer PP-R pipe size of 20 mm outer dia.

Note for item No 17 to 22 :- (a) The unit rate shall be include for taking down existing pipe and connections and all fittings as directed.

(b) The unit rate shall 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

S&F 90 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.

(a) All as per Item No. 26 herein before but gate valve size of 63 mm outer dia .

(b) All as per Item No. 26 herein before but gate valve size of 50 mm outer dia .

(c) All as per Item No. 26 herein before but gate valve size of 40 mm outer dia .

(d) All as per Item No. 26 herein before but gate valve size of 32 mm outer dia .

(e) All as per Item No. 26 herein before but gate valve size of 25 mm outer dia .

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. .

(a) All as per Item No. 32 herein before but UPVC pipe size of 75 mm dia .

(b) All as per Item No. 32 herein before but UPVC pipe size of 50 mm dia .

(c) All as per Item No. 32 herein before but UPVC pipe size of 32 mm dia .

(d) All as per Item No. 32 herein before but UPVC pipe size of 25 mm dia .

Supply and fixing in repair UPVC ball valve/gate valve for fixing with proper joints and fittings size 100 mm all as specified and directed by Engr -in-Charge.

Supply and fixing in repair UPVC ball valve/gate valve for fixing with proper joints and fittings size 75/80 mm all as specified and directed by Engr -in-Charge.

Supply and fixing in repair UPVC ball valve/gate valve for fixing with proper joints and fittings size 50 mm all as specified and directed by Engr -in-Charge.

Supply and fixing in repair UPVC ball valve/gate valve for fixing with proper joints and fittings size 25 mm all as specified and directed by Engr -in-Charge.

M & L cutting existing UPVC pipe of any size for alterations or additions including screwing for inserting tee , reducer etc for taking brach connection including new fittings and fixtures complete all as specified and as directed by Engineer-in-charge.

Supply only plain union for 3 Layer PP-R SDR 7.4 (PN 16 @ 20°C) of size 32 mm complete all as specified and directed.

Supply only Reducer 63mmx32mm for 3 Layer PP-R SDR 7.4 (PN 16 @ 20°C) complete all as specified and directed.

Supply only female threaded adaptor suitable for 3 Layer PP-R SDR 7.4 (PN 16 @ 20°C) of size 32 mm complete all as specified and directed.

Supply only Elbow 90 degree for 3 Layer PP-R SDR 7.4 (PN 16 @ 20°C) of size 32 mm complete all as specified and directed.

Supply only Male Threaded Adaptor for 3 Layer PP-R SDR 7.4 (PN 16 @ 20°C) of size 32 mm complete all as specified and directed.

Supply only female threaded elbow suitable for 3 Layer PP-R SDR 7.4 (PN 16 @ 20°C) of size 32 mm complete all as specified and directed.

Supply only female threaded union suitable for 3 Layer PP-R SDR 7.4 (PN 16 @ 20°C) of size 32 mm complete all as specified and directed.

Supply only reducing Tee 63mmx32mm for 3 Layer PP-R SDR 7.4 (PN 16 @ 20°C) 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 and fixed for 20 mm dia bore and including taking out unserviceable ball valves complete all as specified and directed.

(a) All as per Item No. 50 herein before but Ball valves high pressure of PTMT size 25 mm dia.

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 all as specified and directed

(a) All as per Item No. 52 herein before but PVC water storage tank cover suitable for above 1000 lts to 2000 ltrs .

Supply & fix in repairs GI pipe 50 mm bore heavy grade for cable protection complete all as specified and as dierced by Engr-in-Charge. Note : Cutting existing road , excavation & taking down existing pipe of any description and 150 mm thick PCC 1:2:4 type B1 as in road will be measured and paid separately.

Supply and lay M S Pipes of size 100 mm bore, heavy 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, heavy 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

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.

All as per Item No. 59 herein before but Ductile Iron Pressure Pipes, Centrifugally Cast [Spun], Class "K-7" for 150mm bore .

All as per Item No. 59 herein before but Ductile Iron Pressure Pipes, Centrifugally Cast [Spun], Class "K-7" for 80mm bore .

Note for item No 59 to 61 :- Excavation earth work and DI fittings shall be measured separately under relevent item. The quoted rate is deemed to be inclusive for taking down old DI pipes.

S & F in repair 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

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.

(a) All as per Item No. 64 herein before but Sluice valve size of 100 mm outer dia .

(b) All as per Item No. 64 herein before but Sluice valve size of 80 mm outer dia .

S&F Gun Metal gate or globe valve with iron wheel head screwed both ends for iron pipes and of 25mm dia bore including fixing accessories and taking down unserviceable Gun Metal gate valve from existing places complete all as specified and directed.

(a) All as per Item No. 67 herein before but gate valve size of 40 mm outer dia .

(b) All as per Item No. 67 herein before but Sluice valve size of 50 mm outer dia .

S & F Butterfly valves of 150mm bore including joints with rubber gasket and jointing materials bolts, nuts, washers, including taking out existing unserviceable butterfly valve complete all as specified and directed

(a) All as per Item No. 70 herein before but Butterfly valve size of 100 mm outer dia .

(b) All as per Item No. 70 herein before but Butterfly valve size of 80 mm outer dia .

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 all as specified and directed.

(a) All as per Item No. 73 herein before but CI foot valve of size 80 mm outer dia .

S&F Rotational moulded polythene water storage tank ISI Marked of 5000 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.

(a) All as per Item No. 75 herein before but water storage tank 2000 ltrs capacity.

(b) All as per Item No. 75 herein before but water storage tank 1000 ltrs capacity.

(b) All as per Item No. 75 herein before but water storage tank 500 ltrs capacity.

Cleaning of service tanks of the capacity as mentioned below on roof top of bldgs upto five storey after disconnection from inlet and outlet pipe, removing of float valve of service tank and keep aside safely for reuse drain out water through drain plug, cleaning thoroughly to remove all scales and dirt by brushing internal surface, cleaning properly inside with soda wash, flushing out with fresh water, re-positioning of tank at same place, re-connecting inlet and outlet pipes, closing of drain plug, re-installation of float valve duly cleaned, writing/ labelling the record of cleaning carried out with white bold letter such as "TANK CLEANED ON"--------- (month and year), including removing creepers, vegitation and roots of plants, trees branches on or surrounding of service tank complete all as directed. Note:-(i) Unit rate quoted is deemed to be included for testing of water supply in tank both inlet and outlet flow during next supply hours early in the morning or late in evening. (ii) Contractor shall maintain a pucca bound register for cleaning carried out with date and obtain users signature and remarks if any and this register to be submitted alongwith RAR. (iii) Contractor is liable to rectify any damages to the external finishes of the bldg occured during the cleaning process, i.e. scrubbing and touch up with external paints as existing specifications. Unit rate quoted is deemed too be included the cost of the same. (iv) All sort of petty T&P items such as ladder, safety equipment, nuts, bolts, washers etc. required to accomplish the job shall be provided by the contractor with out any extra cost to dept.

(a) For masonry /PVC tank exceeding 250 liters and not exceeding 500 ltrs

(b) For masonry /PVC tank exceeding 500 liters and not exceeding 1000 ltrs

(c) For masonry /PVC tank exceeding 1000 liters and not exceeding 2000 ltrs

M&L Removing of accumulated earth over water supply mains of any width and depth up to 30 cm. including cleaning/cutting the grass and removing the grass waste to outside MD land complete all as specified and as directed. Note :- The unit rate quoted is deemed to be inclusive of 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/felling 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.

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/ canes, transportation to authorised Govt laboratory to deposit the samples in stipulated time, including payment of fees, collection and submit of reports to the Engineer-in-Charge complete all as directed.

Note for item No 84 :- (a) Cost of transportations for collection of sterrilized bottles from laboratory, deposition of collected samples in stipulated time, report collection 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.

Supply and fix in repairs of DOL starter capacity of upto 3 HP single phase, 50Hz with encloser including connecting electrical cable connections etc complete all as specified and directed.

S & F DOL starter suitable for upto 5 HP, single phase 240V, 10-40 Amps motor pumping set including replacing the unserviceable wiring kit complete including taking down existing one all as specified and directed.

S & F Submersible pump Controller 1HP to 3HP, Relay 13-22 A Range, in sheet steel enclosure, Type MR-G2 with dual meter (Ammeter and voltmetre) Version 3 Phase complete including taking out old one complete all as specified and directed by Engineer-in-Charge.

S & F in repairs Ladder for OHT/ UG sump with MS square bar,angle iron,channel, Flat Iron and etc welding, drilling, cutting with two coats of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed by Engineer in charge.

M&L for Construction of Valve Chamber of size 600mmx 600mmx 600mm (internal) internal size suitable for Sluice Valve, with 150 mm thick PCC 1:4:8, Type D2, using 40mm graded stone aggregate for foundation, 200 mm thick Brickwork with fly ash bricks using modular bricks in Cement Mortar 1:6, 40 mm thick PCC, 1:2:4, Type B1, using 20mm graded aggregate Coping, rendering in CM 1:4, 15 mm thick including provision of Mild Steel Sheet Cover 3 mm thick with 40 X 40 X 6 mm size Angle Iron frame work embedded in concrete with suitable hinges and locking arrangements including two coat of synthetic enamel black paint over a coat of red oxide zinc chrome primer to steel surfaces and including necessary earth work excavation in any type of soil etc., removal of surplus soil off the premises complete all as specified.

M&L for Construction of Valve Chamber of size 900mmx 900mmx 900mm (internal) internal size suitable for Sluice Valve, with 150 mm thick PCC 1:4:8, Type D2, using 40mm graded stone aggregate for foundation, 200 mm thick Brickwork with fly ash bricks using modular bricks in Cement Mortar 1:6, 40 mm thick PCC, 1:2:4, Type B1, using 20mm graded aggregate Coping, rendering in CM 1:4, 15 mm thick including provision of Mild Steel Sheet Cover 3 mm thick with 40 X 40 X 6 mm size Angle Iron frame work embedded in concrete with suitable hinges and locking arrangements including two coat of synthetic enamel black paint over a coat of red oxide zinc chrome primer to steel surfaces and including necessary earth work excavation in any type of soil etc., removal of surplus soil off the premises complete all as specified.

M&L for repairing of existing wall chamber by using PCC, 1:2:4, Type B1, using 20mm graded aggregate Coping randering in CM 1:4, 15 mm thick including provision of Mild Steel Sheet Cover 3 mm thick with 40 X 40 X 6 mm size Angle Iron frame work embedded in concrete with suitable hinges and locking arrangements including two coat of synthetic enamel black paint over a coat of red oxide zinc chrome primer to steel surfaces and including necessary earth work excavation in any type of soil etc., removal of surplus soil off the premises complete all as specified.

Supply and fixing in replacement cast iron non return valve flanged end conforming to IS 5312 of size 80mm dia complete with rubber flange, MS nuts & bolts complete all as specified and as directed by Engineer-in-charge.

Supply and fixing in replacement cast iron non return valve flanged end conforming to IS 5312 of size 100mm dia complete with rubber flange, MS nuts & bolts complete all as specified and as directed by Engineer-in-charge.

Supply & Fixing In replacement of water meter 150 mm bore including rubber packing sheets, nuts, bolts etc complete all as specified and directed

Making good for road to existing surfaces with using of patch premix bitumenous 25mm thick polymer based material over WBM 75mm thick including rolling etc all as specified and as directed by Engineer-in-charge

M&L in replacement water proof joints for cable size 2.5/4/6 sqmm complete all as specified and as directed by Engineer-in-charge

S&F in replacement of Fountain light fitting 12 V as per existing capcity watts suitable for existing make complete all as specified and directed

S&F in Replacement fountain light fitting 24 volt LED type 3 watt or existing capcity model F 21 of (any colour) complete all as specified and directed

S&F in Replacement fountain light fitting 24 volt multicolour 3W (7 colours) as per existing make & model complete all as specified and directed

M & L Scrapping of old painting from complete fountain assembly made of MS / GI / Steel pipe and applying two coats of approved synthetic enamelled paint over a coat of red oxide primer complete all as specified and directed by Engineer-in-charge

M&L for cleaning / maintenance of fountain, water body complete with cleaning solutions removing all the sludge /foreign particles all as specified and as directed by Engineer-in-charge

M &L Dismantling of 12mm dandelion aluminium tubes and nozzles etc cleaning of tubes & nozzles and necessary repairs in the tubes / nozzles by carrying to civil workshop and refixing and setting by trial and error complete all as specified and as directed by Engineer-in-charge

Supply and fix in repair Decrin dozing pump Model No 96NG Q 51 , 100 PSI 40 GPD Capacity of make DECLIBAC or equivalent approved make complete all as specified and directed

Supply and fix in repair FRP tank of capacity 100 LTR with level gauge with agitator Motor ,connection shaft and mixing blade complete all as specified and directed

Supply and fix in repair Electric motor Single phase 50 HZ 1/8 HP assy Suitable to mount on decrin mixing tank along with agitator shaft and blade complete all as specified and directed.

Supply and fix in repair of connection pipe suitable for connecting to decrin dosing pump to Header ( 2 Mtr long 8 mm internal dia) complete all as specified and directed.

Supply and fix in repair of circuit of speed of Dozing pump complete all as specified and directed.

Supply and fix in repair of injector Nozzle of Decrin dozing pump complete all as specified and directed.

Supply and fix in repair of Regulator Knob of dozing pump complete all as specified and directed.

Supply and fix in repair of power cord of dozing pump 2 mtr long plug top 5 AMP 240 volt AC complete all as specified and directed.

Supply and fix in repair of PVC pipe 25mm dia complete all as specified and directed.

S&F in repair PVC copper stranded conductor cable size 1.5 Sqmm multi stranded single core 1100 volt grade complete all as specified and directed.

S&F in repair PVC copper stranded conductor cable size 2.5 Sqmm multi stranded single core 1100 volt grade complete all as specified and directed.

S&F in repair PVC copper stranded conductor cable size 4 Sqmm multi stranded single core 1100 volt grade complete all as specified and directed.

S&F in repair PVC copper stranded conductor cable size 6 Sqmm multi stranded single core 1100 volt grade complete all as specified and directed.

S&F in repair PVC copper stranded conductor cable size 10 Sqmm multi stranded single core 1100 volt grade complete all as specified and directed.

S&F in repair PVC copper stranded conductor cable size 16 Sqmm multi stranded single core 1100 volt grade complete all as specified and directed.

S&F in repair PVC flat sheathed submersible cable copper conductor of size 2.5 sqmm 3 core,1100 volt grade complete all as specified and directed.

S&F in repair PVC flat sheathed submersible cable copper conductor of size 4.0 sqmm 3 core,1100 volt grade complete all as specified and directed.

S&F in repair PVC flat sheathed submersible cable copper conductor of size 6.0 sqmm 3 core,1100 volt grade complete all as specified and directed.

S&F in repair PVC flat sheathed submersible cable copper conductor of size 10.0 sqmm 3 core,1100 volt grade complete all as specified and directed.

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 35 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.

(a) All as per Item No. 123 herein before but XLPE cable size of 25 Sqmm 3.5 Core

(b) All as per Item No. 123 herein before but XLPE Cable size of 16 Sqmm 4 Core

Note for item No 123 to 125 :- Excavation earth work, sand cushion and cable protection cover shall be measured separately under relevent items.

M & L brickwork with 'fly ash’ bricks using old size bricks, straight or curved on plan exc 6m mean radius built in CM 1:4, including demolition of existing brick work complete all as specified and as directed

M&L for PCC 1:2:4 type B-1 using 20mm graded aggregate as in coping complete all as specified and as directed

M&L for PCC 1:2:4 type B-2 using 40mm graded aggregate as in foundation complete all as specified and as directed

Excavation in trenches not exe 1.5m wide and not exc 1.5 mtr depth for laying cable, pipes etc and getting out in hard/ dense soil complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm complete all as specified and as directed

Removing excavated material to a distance not exc. 50m and depositing where directed at level not exc 1.5 m above complete all as specified and as 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 :-The rate is deemed to be included for the required additional qty obtain from out side MD land in case, sufficient sand not obtained from excavation, as directed by the Engineer-in-Charge.

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

KUMAR AGENCIES (BID ID -3063403)

Neptune Engineers and Builders (BID ID -3064034)

PRIYA ENTERPRISES (BID ID -3063601)

S.RAMACHANDRAN (BID ID -3063312)

KRISHNA ENTERPRISES (BID ID -3060507)

A.S Enterprises (BID ID -3063081)

M/s.Sai Agency (BID ID -3063353)

CAK Enterprises (BID ID -3063264)

K S MUTHU CONSTRUCTTIONS (BID ID -3064007)

KSR AND COMPANY (BID ID -3063478)

N SARAVANAN (BID ID -3063167)

GMS Builders (BID ID -3063670)