REPAIR AND MAINT OF STORM WATER DRAIN, SEWAGE LINE, MANUAL ROLLING SHUTTERS AND OTHER CONNECTED WORKS AT TECHNICAL AREA CVRDE AVADI

Amount

Carry out the rectifications of blockage/soakage etc in sewage system such as sewage line, septic tank, Manholes GT anfd FT etc by using suitable manual/mechanical devices in liquid and foul position as on demand received/directed by Engineer in charge with sufficient manpower and keep entire sewage system free from blockage/ soakage complete all as directed The brief scope of work consists of following:- Note for item No 1 Cleaning of blocked / soaked manholes of any depth including removal of obstructed particles/dirt etc., and washing wall/floors surfaces with fresh water including removing and re-fixing the existing manhole cover slab/ inlet and outlet pipes without damage etc. The quoted rate deems to include for working in foul condition. Roding the existing blocked/soaked sewage pipe line of any diameter between manholes/septic tank etc and removing all foreign materials and sludge completely from the pipe line and making serviceable for free flow of sewage system. Roding the existing blocked/soaked sewage pipe line of any diameter between manholes/septic tank etc and removing all foreign materials and sludge completely from the pipe line and making serviceable for free flow of sewage system. The quoted rates deemed to include for temporarily plugging the manholes for 100/150/200mm bore pipe till the completion of rectification works.The blockage/soakage shall be rectified on priority on receipt of complaints on same day. If any delay in completion, penalty will be effected at Rs 100/- each complaint.Necessary weekly off shall be provided by the contractor to each service provider as per labour Act at his own arrangements. Nothing extra shall admissible in this regard All safety measures shall be arranged by the contractor as per law followed by State/ Central Govt.

Pumping out sludge including water from the soak pit / septic tank/Manholes depth not covered above Item No.1.etc. mechanically by using tipper with tanker and non clog sewage pump set arrangement including foot valve, necessary draining out pipe etc and removing all foreign materials, sludge, water including cleaning the soak pit/ septic tank/ manholes etc complete all as specified and directed by Engineer-in-Charge. Note : (a) The sludge removed shall be taken outside MD land for disposal and disposed as agreed by local body ie, Municipality etc, and when removed from the soak pit/septic tank/manholes. The cost of disposal shall be inclusive of the unit rate quoted by the tenderers under this item. No extra cost on this account is admissible. (b) Pumping shall be carried out in the presence of MES representative. (c) The quoted rate deems to include for working in foul condition.

Cutting down plants/trees of girth n.exc 15cm from roof tops/sides external walls of bldgs chajjas wall junctions incl taking out possible quantities of roots entered in wall/slab surfaces and making good the surfaces and cleaning the roof surface. shall be carried out using PCC (1:2:4) type'B' or cement mortar 1:2) all as specified and as directed by Engineer-In-Charge.

Demolition and breaking of drain pipes of internal dia 100 mm (SGSW) or CI set in cement mortar all as specified and as directed by Engineer-In-Charge.

Demolition and breaking of drain pipes of internal dia 150 mm (SGSW) or CI set in cement mortar all as specified and as directed by Engineer-In-Charge.

Demolition and breaking of drain pipes of internal dia 200mm (SGSW) or CI set in cement mortar all as specified and as directed by Engineer-In-Charge.

S&F Salt-glazed stoneeware drain pipes laid in treanches and jointed in CM (1:1) of internal dia 100 mm all as specified and as directed by Engineer-In-Charge.

M&L salt glazed stone (SGSW) ware drain pipes laid in trenches and jointed as specified dia of pipe 150mm all as specified and as directed by Engineer-In-Charge.

M&L for Reinforced concrete hume pipes, class NP3, 200mm dia bore laid and jointed complete with collars and tested Complete all as specified and directed by Engineer-in-Charge.

M&L Cement concrete C-2 (1:3:6) concrete bed to drain pipe for 100 mm bore of pipe including packing under and hunching against the sides of pipe after they are laid and tested in all as specified and as directed by Engineer-In-Charge.

M&L Cement concrete C-2 (1:3:6) concrete bed to drain pipe for 150 mm bore of pipe including packing under and hunching against the sides of pipe after they are laid and tested in all as specified and as directed by Engineer-In-Charge.

M&L Cement concrete C-2 (1:4:8) concrete bed to drain pipe for 200 mm bore of pipe including packing under and hunching against the sides of pipe after they are laid and tested in all as specified and as directed by Engineer-In-Charge.

Cutting into existing manholes/soak well for connecting ne drains, making good to pipe and rendering, cuting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B-1 smooth finished, and reforming benching as required all as specified and as directed by Engineer-In-Charge.

Demolition of Reniforced Cement concrete (reinforeced) of any description and in any position not otherwise specifically provided for inculing cutting of reniforcement to facilate demolition all as specified and as directed by Engineer-In-Charge.

M&L Pre-cast RCC 1:2:4 type B1(20 mm graded aggregate) for cover slab set in cement mortar 1:6 complete all as specified and as directed by the Engineer in charge.

M&L for TMT bars 6 to 8 mm dia and over cut to length bend to shape reqd incl crancking and incl mild steel wire (annealed) not less than 0.9mm dia all as specified and as directed by Engineer-In-Charge.

Demolition of Brickwork or stone/ boulder masonry, built in cement mortar including all quoins, arches, pilllars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles in existing manhokes, spetic tank or drain work etc all as specified and as directed by Engineer-in-Charge

M&L Brick works built in CM 1:4 with sub class `B' Bricks straight or plain complete for Manholes all as specified and as directed by Engineer-In-Charge.

M&L for Brickwork with sub class ‘B’ bricks in one brick thick honey comb walling, built in CM 1:4

Rendering in CM 1:4, 15mm thick on fair faces of brick or cement surfaces and finished even and smooth without using extra cement all as specified and as directed by Engineer-In-Charge.

PCC 1:3:6 type C1 using 20mm graded stone aggregate as in drain coping etc wiith slightly chamferred or rounded angles including necessary form work if any, and finishing exposed surface even and smooth without using extra cement.

S&F 75 mm Bore of PVC SWR pipe single socketed in any length with rubber ring joints fixed to wall for soil waste incl taking down of old pipe all as specified and as directed by Engineer-In-Charge.

-Ditto- all as per ser item No 23.0 abuve but 110 mm dia

M&L PVC(SWR) bends in 75mm dia any radius all as specified and as directed by Engineer-In-Charge.

-Ditto- all as per ser item No 25.0 abuve but 110 mm dia

S&F 75 mm Bore of PVC (SWR) junction single, (Single T) equal or unequal all as specified and as directed by Engineer-In-Charge.

-Ditto- all as per ser item No 27.0 above but 110 mm dia

S&F Urinal waste pipes of HDPE having Cup with screws to connect with urinals including sealing of joint with white cement complete in repairs all as specified and as directed by Engineer-In-Charge.

M&L for excavation in trenches in hard/dense soil not exceeding 1.5 m wide and not exc 1.5 m in depth for foundation of man holes or shafts etc nexc 10 Sqm on plan & n.exc 1.5 m depth and getting out in hard/ dense soil all as specified and as directed by Engineer-In-Charge.

-Ditto- All as per ser Item No 30 here in before but for each additional 1.5m or part thereof in depth beyond the first 1.5 m all as specified and as directed by Engineer-In-Charge.

Returning fiflling hard and dence soil in incl spreading levelling watering and well ramming in layers n exe 25 cm complete all as directed by Engr -in -charge.

Removing excavated material not exc 500 M and dipositing where directed by Engr -in -charge.

Demolition of cement concrete (unreinforced) in ground floors and pavings n exc 15 cm thickness (below or above ground level) all as specified and as directed by the Engineer in charge.

M&L for broken stone Hardcore of gauge n.exc 63mm, deposited, spread and levelled in layers n.exc 15cm thick, watered and rammed to a true surfaceall as specified and as directed by Engineer-In-Charge.

M & L for 150 mm thick PCC 1:4:8 type D2 (using 40mm graded stone aggregate) as in sub base including use and waste of form work all as specified and as directed by Engineer-In-Charge.

M&L for 150mm thick PCC 1:2:4 (using 40mm graded stone aggregates) as in paving /hardstanding/road cutting including necessary use and waste of form work and finish surfaces with spike rolling to surfaces or making impression of expanded metal whilst concrete is in green positionall all as specified and as directed by Engineer-In-Charge.

M&L Plain cement concrete 1:4:8 type D2 (40 mm graded aggregate) as in foundations, filling and mass concrete all as specified and as directed by the Engineer in charge.

M&L brick works built in CM 1:6 using sub class "B" bricks straight or curved on plan exc 6m mean radius all as specified and as directed by the Engineer in charge.

-Ditto- all as per ser item No 39 above but except brick as bricks obtained from old work complete all as specified and directed by Engr-in-Charge.

M&L for Walling of random rubble, uncoursed, well bonded, bedded and solidly hearted, built in cement mortar 1:6 complete all as specified and directed by Engr-in-Charge.

-Ditto- all as per ser item No 41 above but except stone as stones obtained from old work complete all as specified and directed by Engr-in-Charge.

M&L PCC B0 (1:2:4) (using 12.50mm graded aggregate) as benching for drain with slightly rounded or chamfered angles and throating including necassary form work if any finished exposed surface even and smooth with out using extra cement all as specified and as directed by the Engineer in charge.

Extra for forming fair finished drain or channel 30/45cm inner girth in cement concrete, using exra cement, including forms, moulds, mitred/ stopped ends all as specified and as directed by the Engineer in charge.

Taking down cement plaster on brick or stone walls etc including racking out joints, hacking for key, scrubbing down with water etc.

M&L M25 (20mm graded stone aggregate) reinforced cement concrete for foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete

M&L M25 (20mm graded stone aggregate) reinforced cement concrete for Walls, retaining walls, basement walls, ballast walls and the like; any thickness; above top of footings; including attached pilasters and buttresses

M&L for flat Formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter

M&L for flat Formwork to faces of walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses, etc.; vertical or to batter

M&L for TMT bars 10mm dia and over cut to length bend to shape required including crancking and including mild steel wire (annealed) not less than 0.9mm dia all as specified and as directed by the Engineer in charge.

M&L PCC1:4:8, type D2 using 40mm graded aggregate laid to slope 75mm thick as sub base all as specified and as directed by the Engineer in charge.

M&L PCC1:2:4 , type B1 using 20mm graded aggregate laid to slope 100mm thick all as specified and as directed by the Engineer in charge.

Finishing surface of concrete by brooming while concrete in green position all as specified.

M&L hydrulic pressed coloured Chequered cement concrete tiles 30 cm x 30cm x 25mm,set,jointed and pointed in thick neat cement slurry in floors and pointed with white cements and pigments including 20mm thick screed bed in CM 1:6 all as specified and directed by Engr-in-Charge.

S&F Steel rolling shutters of 1.25mm thick MS sheet lath, with ball bearing as specified including top cover, anchoring rod, hasp and staple and one shop coat of primer erected in position as indicated complete including taking down old rolling shutter all as specified and directed by Engineer-in-Charge. Note: i) The painting shall be measured and paid separately.

-Ditto- all as per ser item No 23 above but gear operated type with bevel gear box and crank handle.

Preparation of old steel surfaces over 10cm in width or girth and applying one coat of aluminium paint in any position complete all as specified and directed by Engineer-in-Charge.

M/L for preparation of old steel surfaces over 10cm in width or girth and applying one coat of synthetic enamel paint in any position complete all as specified and directed by Engineer-in-Charge.

M&L for applying two coats of synthetic enamel paint on new steel surfaces over 10cm in width or girth complete all as specified and directed by Engineer-in-Charge.

M&L for applying two coats of aluminium paint on new steel surfaces over 10cm in width or girthomplete all as specified and directed by Engineer-in-Charge.

Servicing of steel rolling shutters (manual type) for easy operation, rectification of defects removing of dirts, greasing machanism, refixing with clamps revetting where necessary including repairs to locks all as specified and directed by Engr-in-Charge for the rolling shutters of any following sizes including fixing only spare parts wherever necessary, taking down and refixing in position of shutters of size not less than 7.5 sqm and n.exc 30 sqm complete all as specified and directed by Engineer-in-Charge. Note: Spare parts will be measured and paid separately.

Supply only fabricated lock plate of riveted construction made of Mild Steel Sheet not less than 3.15mm thick reinforced with MS angle section not less than 35X35X5mm Size and lock plate shall be having handle 2Nos, lock plate 2Nos complete all as specified and directed by Engineer-in-Charge.

Supply only top and bottom runners made out of 1.25 mm thick MS sheet complete all as specified and directed by Engineer-in-Charge.

Supply only cast iron worms gear of standard make / size complete all as specified and directed by Engineer-in-Charge.

Supply only folding patties of 18 gause MS sheet complete all as specified and directed by Engineer-in-Charge.

Supply only end clips complete all as specified and directed by Engineer-in-Charge.

supply only ball bearing suitable for rolling shutters for 40 / 50 mm dia shaft complete all as specified and directed by Engineer-in-Charge. Make : SKF/NBC

Supply only "00" gauge spiring of size 100mm dia 600mm long as specified and directed by Engr-in-Charge.

Supply only '2' gauge main spiring of size 100mm dia 600mm long as specified and directed by Engr-in-Charge.

Supply only 40mm dia main shaft any length complete all as specified and directed by Engineer-in-Charge.

Supply only 50mm dia main shaft any length complete all as specified and directed by Engineer-in-Charge.

Supply only gauge wheel suitable size complete all as specified and directed by Engineer-in-Charge.

Running welding in repairs not exceeded 6mm thick to be welded complete all as specified and directed by Engineer-in-Charge.

Supply only hood cover made out of 1mm thick MS sheet all as specified and directed by Engineer-in-Charge.

Supply only guide channel made out of 3.15 mm thick MS sheet including cleats complete all as specified and directed by Engineer-in-Charge.

Supply only handles of MS size 200mm long complete all as specified and directed by Engineer-in-Charge. Make : GEM / Standard.

Supply only shaft lever locking arrangement complete all as specified and directed by Engineer-in-Charge.

Supply only 3.15mm thick bracket plate shape as per IS 6248-1979 of MS fabricated type of size exc 300x300mmx3.15mm and not exc 375x375x3.15mm complete all as specified and directed by Engineer-in-Charge.

Supply only 3.15mm thick bracket plate shape as per IS 6248-1979 of MS fabricated type of size exc 400x400x6mm and not exc 500x500x6mm complete all as specified and directed by Engineer-in-Charge.

Supply only Bevel gear box with crank handle all as specified and directed by Engineer-in-Charge.

SathguruSaiEnterprises (BID ID -3190037)