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| 1 | Demolition of brick work built in cement orcement lime mortar of any description including quoins,arches,pillars,etc complete all as specified and directed by Engineer-in-charge. |
| 2 | Demolition and breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar |
| 3 | Supply and laying, DWCPE(SN8) 200 mm dia pipes and snap fit coupler incl testing and laid properly, jointed laid in teenches to a level on concrete bedcomplete all as specified. . |
| 4 | M&L for cement concrete 1 : 3 : 6, type D2, using 40mm graded stone aggregates incl beding, packing under and haunching against the sides for 200mm internal dia of pipes, after they are laid and tested complete all as specified (thickness of concrete bed 100mm). |
| 5 | Excavation in trenches not exc 1.5 mtr wide or n.exc 1.5 mtr in depth for pipe line, drains, foundations of sewarage lines or manholes and like and getting out in soft/loose soil. |
| 6 | Returningfilling in, incl spreading levelling watering and well ramming in layers n exc 25cm (after the pipes have been laid and tested) in soft/loose soil complete all as specified. |
| 7 | Removal of surplus soil to a distance n.exc 50m and depositing where directed at a level n.exc 1.5m above starting point. |
| 8 | Demolition of Cement Concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level) |
| 9 | M&L PCC 1:4:8 type D2 using 40mm graded stone aggregates as in foundation complete all as specifiedand as directed. |
| 10 | M&L for20mm thick screed bed or bedding layer of cement mortar 1:6 complete all as specified. |
| 11 | M&L Supplying and laying of Precast Box Culverts for Road Crossing having in to in dimension 600mm x 600mm of Slab thickness 120 mm and wall thickness of 90 mm of 2000mm long each from load carrying capacity-10 Tonnes axel load and 5 Tonnes wheel load confirming to BIS/JIS having high performance selfcompacting concrete M-40 cylindrical strength / M-50 Grade cube strength and Fe500/Fe550D reinforcement. The product should be manufactured in wet-cast method, with use of RO water and dully steam cured for accelerated curing. Box culvert shall have joining arrangement, flange bolt connection, rubber gasket etc. for proper connection. It must consist special in-built Deha inserts at appropriate location for safer and faster installation and for supply transportation, installation of specific location at site in line, level, gradient and plumb with necessary testing commissioning.2. Each Box culverts should be interconnected with designed male female socket joint with rubber gasket in between for leak proof. Rubber gasket required to ensure water-tight character and for jointing of each segment flange-bolt connection with 12 mm diameter, 50 mm length Grade-8.8 high tensile bolts with zinc coating and round washer or equivalent nut-bolt connection will be supplied as part of the Box culvert. MTC of Rubber gasket is to be submitted. Product should have warranty of 10 years against surface leakage and seepage.3. Contractor shall submit, MOU with Precast/ Prefabricated manufacturer before commencement of work to GE.4. Note -1- including crain or hydra as and when required for laying Box Culverts. 2-Once the precast Culverts are on site (+,-)5% of Each lot will be subjected to rebound hammer test +compressive testing4- In House NABL Lab test Certificate from OEM with each batch from Authenticity to be submitted. MOU and 3rd Party lab test certificates will not be accepted. |
| 12 | 1. M&L Supplying and laying of Precast U-Shape Strom water Drainhaving in to in dimension 600mm x 600mm of top thickness 50mm and bottom thickness of 70mm of 2000mm long each from T6 load carrying capacity-4.8Ton axel load and 2.4 T wheel load confirming to BIS/JIS having high performance self-compacting concrete M-40 cylindrical strength / M-50 Grade cube strength and Fe500/Fe550D reinforcement. The product should be manufactured in wet-cast method and dully steam cured for accelerated curing.The product shall have tie shape joint 10-20mm with 25mm depth groove as per BIS/JIS on both side of each storm water drain for jointing two precast storm water drains using cement mortar or suitable non shrink grout. The precast utility duct must consists of special in-built inlet at appropriate location for fixing de-shackle for mechanical installation, including supply transportation, installation of specific location at site in line, level, gradient and plumb with necessary testing commissioning and precast drain filling joint with readymix cement mortar or grounting etc complete all as specified and directed. 2. Contractor shall submit, MOU with Precast/ Prefabricated manufacturer before commencement of work to GE.Note -1- including crain or hydra for as and when required laying drains2-Sample as displayed at HQ CWE Delhi cantt.Providing and fixing factory made pre caste High strength precast draine covers with hole, having concrete of strength not less than M-40, size 500 x 730 x 80 (mm), are varied as for site requirement , reinforeced with as per structural requirement TMT Grade Fe 500/550D,all as specified as per direction of eng in charge. |
| 13 | Providing and fixing factory made pre caste High strength precast draine covers with hole, having concrete of strength not less than M-40, size 500 x 730 x 80 (mm), are varied as for site requirement , reinforeced with as per structural requirement TMT Grade Fe 500/550D,all as specified as per direction of eng in charge. 2. Contractor shall submit, MOU with Precast/ Prefabricated manufacturer before commencement of work to GE.Note -1- including crain or hydra for as and when required laying drains2-Sample as displayed at HQ CWE Delhi cantt. 3-Once the precast drains are on site (+,-)5% of Each lot will be subjected to rebound hammer test +compressive testing4- Compressive test Certificate from Original OEM with inhouse NABL accredited lab only, to be submitted with each batch from Authenticity. MOU with Labs and 3rd Party Lab test certificate will not be accepted. 5. 10 Years warranty to be provided on Drains against leakage or seepage. |
