Rashtriya Chemicals And Fertilizers Limited-RCF has published Tender For Rcc Repair Work Of 100Kv Switchyard Control Room Of Sgp Inside Factory In Rashtriya Chemicals And Fertilizers Limited At Thal, Dist. Raigad, Maharashtra. Submission Date for this Tender is 13-05-2024. Chemical Supply Tenders in thal Maharashtra. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Item Description |
| 2 | Chipping /removing loose concrete upto reinforcement bars, without damaging the reinforcement, removing all the loose materials and to make all the exposed surfaces free from dust and all impurities etc complete. |
| 3 | Removing corrosion of steel reinforcement by mechanical means like wire brushing, chipping to remove loose rust and then applying rust removal solution by using brush application, leaving the surface for at least 15 to 30 minutes, then removing loose materials by scrubbing or with brush. After detachment of loose scales reddish rusted surface is still left exposed, this has to be retreated or as per approved manufacturers specifications. (Note:- Surface area of concrete shall be considered for payment) (Rust Removing Solution Make – ‘Rustoff-100’ by Sika OR ‘Rusticide’ by Sunanda OR equivalent) |
| 4 | Application of Rust Converter: Providing & applying One coat of Alkaline Rust converting primerto exposed existing rebars after removing and cleaning loose rust by wire brush and leave it for 6- 8 hours. (Make-"Feovert" by Krishna Conchem or Equivalent) |
| 5 | Application of Corrosion Inhibitor: Providing & applying One coat of Concrete Penetrating Corrosion Inhibitor (Surface applied) which works on Bipolar Inhibition Mechanism on entire concrete surface to be repaired by using brush or spray at 250 ml per Sq.Mt./Coat or as per manufacturer’s specification and prior to application of first coat of anti-corrosive coating to reinforcement. (Make- KP-100 by Krishna conchem, OR ‘FerroGard 901’ by Sika OR Equivalent.) |
| 6 | Shear Connectors Providingand Fixing Shear connectors of 12 mm dia. HYSD steel with two component, styrene & cement free, epoxy-acrylate fixing and anchoring compound (having the chnical parameters mentioned in material specifications) using standard sealant applicator gun after drilling holes of 14 mm diameter to a minimum depth of 100 mm at required locations, so that 75 mm out of 100 mm is inserted inside the concrete and 25 mm remain outside along with 50 mm bend.shear connectors used to be tied to the additional reinforcement bars,inclusive of all material,manpower andequipment. Material to be used to be of (Make- MasterFlow 935 of BASF / Lokfix P25 of Fosroc or equivalent) |
| 7 | Supply, cut, bend and fix in position TMT Fe-500 barsfor all diameters confirming to is 1786, including tying with binding wire (16 swg annealed wire) or welding,steel reinforcement for all reinforced concrete at all locations and levels, including transporting, handling etc. complete.(For Additional reinforcement to RCC member) |
| 8 | Providing and applying polymer modified ready mixmortar / micro concrete/ grout material of "Fosroc", "BASF" or equivalent brand including curing etc. as per manufacturer"s specificationsor as per instructions of engineer in-charge (the items shall be paid on actual consumption of ready mix quantity only). The rate shall be inclusive of surface preparation before application as per the manufacturer"s specifications including , bond coat etc. and including necessary shuttering,m.s. pipe scaffolding. |
| 9 | Providing and laying reinforcedcement concrete of gradeM 25(using 20 mm, nominal gauge gradedstone aggregate) machine/manual mixed and mechanically vibrated and finished toa fair face including the cost of centering, shuttering but excluding the cost reinforcement steel etc. complete. |
| 10 | Dismantling brick masonry in lime or cement mortar and stacking the materials as directed with all leads, lifts etc. |
| 11 | ProvidingfirstclassBurntBrickmasonrywithconventional/I.S.typebricksincement mortar 1:6 in plinth including bailing out water manually, striking joints on unexposed faces, pointing with cement mortar 1:3 on exposed face and watering etc. Complete. |
| 12 | Providing internal / external12 mm thick Ready Mix plaster confirming to IS:4031(Part-4) 1988 and IS 383-1970 in a single coat using Cement mortarof proportion 1:4 containing special type of polymer additives about 0.4%, to all type of surfaces in all positions including scaffolding and curing complete. |
| 13 | Providing internal / external 20 mm thick Ready Mix plaster confirming to IS:4031(Part-4) 1988 and IS 383-1970 in a single coat using Cement mortarof proportion 1:4 containing special type of polymer additives about 0.4%, to all type of surfaces in all positions including scaffolding and curing complete |
| 14 | Providing and fixing in vertical position adustable telescopic M.S. prop under deflected beam/lintel/slab/chajjas by using wooden battens of size 1000x80x80 for packing between prop plate and the beam /lintel/slab /chajjas bottom surface as per the directions of EIC. |
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