NOTICE INVITING TENDER No.2/(P)SR-II/2020-21

Provide worksite protection by 2m high barricades etc, as approved by the Engineer and, supply and maintenance of all general safety equipments and confined space entry safety equipments including multi gas meter etc for the use by the Contractors’ personnel and the staff of Engineer/Consultant. An ambulance for any emergency shall be made available on demand on site at all times

Provide and maintain approved contract signboard at site of minimum size 1800mm X 1200mm and 2.5 metre in height prepared as per the format and details as approved by the engineer in charge.

Allow for taking, printing and Supplying titled progress photographs,two set of 20 photographs, each in an album and a soft copy in CD and pendrive (minimum4GB), fortnightly and as directed by the Engineer, during the construction of the Works. 1.Cost is for two Set 2.Cost is based on Market Rate(as per quatation)

Provide 6 set of A0 size constructed drawings as approved by the engineers/ consultant in hard copy format and one soft copy in CD. Also electronically superimpose all sewer rehabilitation data on GIS map compatible to transfer the data electronically on to DJB’s GIS based data management system.

Corridor survey to determine sewer alignment including locating MH/Chamber, tracing, uncovering of burried manholes, proximity of structure, measurement of exact length center to center MH/Chamber,taking Ground Levels, invert levels(after desilting) & Geotechnical Investigation in the vicinity of sewer route.Submission of A0 size indicating GIS Coodinates of all manholes in total 7 sets .

Temporary / permanent plugging and blocking of sewer line, branch connections and diversion of flows and removals of all plugs etc.on completion of work.750mm Dia. Sewer

Providing everything else required for diversion of flow in trunk/peripherial/internal sewer as required by pumping and / or by passing and to maintain the sewerage system functioning normal and managing the flow without any surcharging overflows etc during the rehabilitation works of the sewer line to the satisfaction of the Engineer. 750mm Dia. Sewer

Loosen desilt and thoroughly clean and remove debris and objects such as boulders, bricks etc, bacteriological slimes, roots, encrustations, grease, carbonated deposits, etc from the sewer line including disposal of silt / debris / malba / objects etc, to the dumping sites as per the direction of the engineer-in-charge, within the Delhi NCT area.750mm Dia. Sewer

Pre-rehabilitation colour CCTV/ Photographic survey including pan and zoom inspection of laterals and defects and submission of video tapes or CD inclusive of colour photographs at every 10m interval printed off video printer to the Engineer in total 2 sets. Also allow for ovality measurement by laser profiling of the sewer at every 10 m interval and submit drawings with 4 diameter measurements vertical, horizontal and cross measurements.

Dessign, manufacture, supply, deliver on site and install structural Spin Cast Geo-ploymer Pipe lining system including preparatory site work such as making good the seweretc. And end sealing of the migration gap. The paying length will be from wall to wall(inner face) between two successive manholes etc. all complete as directed by the Engineer-In -charge. 900mm Dia Sewer Line 25.4 mm Thickness

Rehabilitation of manholes/chamber, including removal of old plaster,sealing of leaks, preparing surface after thorough cleaning, washing I)Application of 12 mm thick plaster with High strength, abrasion- resistance epoxy reinstatemant mortar over a coat of Epoxy Resin concrete/ moratr bond coat of approved brand and manufacture . The plaster shall be applied on a well prepared surface after thorough cleaning and washing . II) Installation of new SFRC EXTRA HEAVY duty (EHD35) FRAME & COVER marked with DJB, SEWER, EHD35 year of manufature trade name to required level as specified and directed by the Engineer in incharge . Manhole of dia 1520mm upto I.L =4.00 m

Add or Deduct per metre depth for rehabilitation of manholes/chambers including removal of old plaster, sealing of leaks, preparing surface after thorough cleaning, washing I)Application of 12 mm thick plaster with High strength, abrasion- resistance epoxy reinstatemant mortar over a coat of Epoxy Resin concrete/ moratar bond coat of approved brand and manufacture . The plaster shall be applied on a well prepared surface after thorough cleaning and washingapplication of a slurry bond coat , II) installation of P.V.C encapsulated footsteps as per requirement and directed by the Engineer in incharge . Manhole of dia 15200mm

Rehabilitation of manholes/chamber, including removal of old plaster,sealing of leaks, preparing surface after thorough cleaning, washing I)Application of 12 mm thick plaster with High strength, abrasion- resistance epoxy reinstatemant mortar over a coat of Epoxy Resin concrete/ moratr bond coat of approved brand and manufacture . The plaster shall be applied on a well prepared surface after thorough cleaning and washing . II) Installation of new SFRC EXTRA HEAVY duty (EHD35) FRAME & COVER marked with DJB, SEWER, EHD35 year of manufature trade name to required level as specified and directed by the Engineer in incharge . Manhole of dia 1830mm upto I.L =5.00 m

Add or Deduct per metre depth for rehabilitation of manholes/chambers including removal of old plaster, sealing of leaks, preparing surface after thorough cleaning, washing I)Application of 12 mm thick plaster with High strength, abrasion- resistance epoxy reinstatemant mortar over a coat of Epoxy Resin concrete/ moratar bond coat of approved brand and manufacture . The plaster shall be applied on a well prepared surface after thorough cleaning and washingapplication of a slurry bond coat , II) installation of P.V.C encapsulated footsteps as per requirement and directed by the Engineer in incharge . Manhole of dia 1830mm

Raising of manholes to the required level by demolishing/ reconstruction of taper portion and restoration of road/ground surface to its original condition as directed by the engineer in incharge Manhole of dia 1520mm

Post linning/Rehabilitation CCTV video survey/Photographic survey of the rehabilitated sewer (prior to commissioning) and submit video/photographic records in CD and still photographs taken at 10m interval in 2 sets. 900mm Dia. Sewer-depth upto IL:6.00m

Dismantling of flexible pavement (bituminous courses) by mechanical means and disposal of dismantled material up to a lead of 1 kilometre,as per direction of Engineer-in-charge.

5' - 0'' DIA CIRCULAR MANHOLE Constructing brick masonry circular manhole 5'-0'' or 1.52 m internal dia at bottom and 1'-10'' or 0.56 m dia at top, upto IL 7'-6'' or 2.28m built in brick work with extruded burnt sewer brick (in FPS Size) conforming to IS 4885-1988 in curved on plan in cement mortar 1:4 ( 1 cement : 4 coarse sand) excluding excavation & soling, but including 12'' or (0.30m) thick foundation cement concrete 1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 40mm nominal size) including centering and shuttering and fixing SFRC manhole cover and frame (Heavy Duty) 560 mm internal dia conforming to IS 12592 fixed in cement conc. 1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size) and 12mm thick cement plaster both inside and outside with cement mortar 1:4 ( 1 cement : 4 coarse sand) and inside plaster to be finished with a floating coat of neat cement. Making necessary channel in cement conc. 1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size) all complete as per departmental drawings and as directed by Engineer in Charge. Note 1. Cement required 13.71 quintals/each. 2. Cost of manhole frame and cover shall be paid separately. 3. Cost of providing & fixing plastic encapsulated foot rest shall be paid separately.

Extra per meter depth of 5'-0'' dia or1.52 m dia internal circular manhole built in brick work with extruded burnt sewer bricks (in FPS size) conforming to IS 4885 - 1988 in curved in cement mortar 1:4 ( 1 cement : 4 coarse sand) 12mm thick cement plaster both inside and outside with cement mortar 1:4 ( 1 cement : 4 coarse sand) and inside plaster to be finished with a floating coat of neat cement and all complete as per departmental drawings and as directed by the Engineer -in-Charge. (Cost of providing and fixing of plastic encapsulated foot rest shall be paid separately) Beyond 7'-6" or 2.28 m and upto I.L. 13'-8" or 4.16 m. (Cement required 3.50 quintals/m depth.)

Earth work in excavation by mechnical means

extra for every additional lift

Supplying & stacking at the site precast concrete manhole cover with steel fibre of ISI marked conforming to IS : 12592 Part I of EHD 35 with matching frame of class EHD-35 IS :12592 Part II with 875 mm external dia and clear 560 mm internal dia.

Providing orange colour safety foot rest of minimum 6 mm thick plastic encapsulated as per IS: 10910 on 12 mm dia steel bar conforming to IS : 1786 having minimum cross section as 23 mm x 25 mm and over all minimum length 263 mm and width as 165 mm with minimum 112 mm space between protruded legs having 2 mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specification and having manufacturer's permanent identification mark to be visible even after fixing, including fixing in manholes with 30x20x15 cm cement concrete block 1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 20mm nominal size) complete as per design.

Carriage of material by mechnical transport i/c loading and unloading & stacking A. Earth lead 10 km.

PANTAGON PROJECTS PRIVATE LIMITED