Name of Work:- Minor repairs to Pongibalu RCC Jetty at Sri Vijaya Puram in South Andaman | Sl. No. | Item Description | |
| 1 | Surface preparation to receive micro concrete by chipping to depth of max.75mm, cleaning, removing the traces of dust, loose concrete etc.including cost of all labour charges, minor tools, labour cess, GST etc.complete. | | 2 | Replacement of reinforcement as additional bars including bending, cutting, welding and fixing, including cost of steel, transportation charges, all labour charges, minor tools, labour cess, GST etc.complete. | | 3 | Steel centering and shuttering including strutting propping etc.and removal of form for :Columns, Pillars, Pipes, Abutments, Posts and struts, including cost of all materials, all labour charges, minor tools, labour cess, GST etc.complete. | | 4 | Drilling holes in the existing structure with mechanized boring machine to an average dia of 100mm at required location for pouring the micro concrete including cost of all labour charges and machineries etc.complete. | | 5 | Supply and apply of high strength, non shrink cementilous free flow micro concrete (With minimum 28 days flexural strength 50 Kg/ Sqm and compressive strength 500 Kg/Sqcm. As per BS 4551-80) for above water level using 12mm down size graded stone chips with the ratio of 1:0.75 (1 high strength & non shrink cementations micro concrete chemical 0.75 12mm to 6mm stone chips) on site to enable completion of pouring in a continuous operation. An approved grout concrete mixer of slow speed heavy duty drill and exact quality of water as recommended should be poured into the mixing vessel with cleaned stone chips of size 12mm to 6 mm slowly and mix the same thoroughly in a forced action. The mixed material should be placed immediately to positioned formwork continuously to an average thickness of 75mm without any gap.including cost of all materials, labour charges, minor tools, labour cess, GST etc.complete. | | 6 | Anticorrosive coat on bars : Supplying , preparing and priming the reinforcement steel with Epoxy Zinc primer or Epoxy Zinc Primer or epoxy anti corrosive paint ( Confirming to IS/BS certification ), including cost of all materials all about charges, minor tools etc., complete. | | 7 | Supply and application of Epoxy Concrete Bonding agent (Confirming to and having BS 6319 certification) cleaned and properly prepared old concrete surface to give good bonding between old and new concrete, including cost of all materials, labour charges, minor tools, labour cess, GST etc.complete. | | 8 | Supplying, mixing and applying CURING MEMBRANE or equivalent with water including cost of materials, labour charges, minor tools, labour cess, GST etc.complete. | | 9 | Protective Coat : Supplying and applying two coats of IPH - Conguard or DECKGUARD 'S' or equivalent by spray or brush over the prepared surface and allow it to dry including cost of materials, labour, brushes, tools, equipments labour cess, GST etc. complete. The polymer material properties are to be as follows: 1. Water absorption test in (%) : 0.15 % | | 10 | Lockset: Mark the holes at the required spot. Drill the pilot holes using 14mm dia hammer drill bit to a depth of 150mm. Clean the holes with the good water. Mix the base and hardener of Polyester resin LOKSET \\"S\\" or equivalent pour the same to the 2/3 of the depth and insert the shear connecting rod of 12 mm dia gently in to the prepared holes. Pack the gap if any. Allow it to set for min. 20 minutes without disturbing including cost of all materials, all labour charges, labour cess, GST, etc. complete. | | 11 | Providing and fixing the sacrificial anode (Fosroc Galvashield XP or equivalent) over the main reinforcement of pile, pile caps, columns, Deck Beams and Deck Slabs etc. as per the manufacturer specification and designed spacings, as sacrificial anode to the reinforcement against corrosion, Including cost of all materials, machineries and labour charges, minor tools, labour cess, GST etc., Complete. | | 12 | Cutting and remover of RCC/rich mix by using pavement breaker and air compressor, including the hire charges of pavement breaker and air compressor with, all labour charges for breaking and stacking unserviceable material within a lead of 50 mtrs as directed by the EIC, the cost of all transportation charges of all materials to work site, all labour charges, minor minor tools , LWC &GST etc., complete . | | 13 | Providing and laying PCC M20 (1:1.5:3 one cement, one and half mainland river sand & three stone chips) using 20 mm. graded stone chips from mainland , mainland river sand, 43 grade Ordinary Portland cement, approved palsticizer, silica fume for cast-in-situ concrete items for wearing coat etc. as indicated in the drawing and as directed by EIC including cost of nominal shuttering , cement, silica fume, plasticizer, cost of stone chips mainland river sand, all labour charges for mixing, conveying, placing, consolidation, screening and washing of stones chips and sand transportation charges of all materials to work site and running charges and running charges of batching plant, vibrator and all other equipments required for this work, cost of minor tools and plants etc. complete. | | 14 | Providing and fixing Toe Steel reinforcement (TMT BARS FE500) for RCC works including cutting, bending, and placing in position cost of binding wire minor tools GST , labour welfare cess etc complete. | | 15 | Fixing and Placing of Mini giant tyre fenders on the berthing face of the jetty/wharf/ Ferry containing one Mini Giant tyre (of Outer Dia 1.10 Mtr , Inner Dia 0.55 and thickness 0.50m), excluding cost of mini giant tyres MS Plate 8mm , Heavy G.I PIpe 3\\" dia , Wire rope ( 25 MM),Wire Grip (25mm) , cuttings holes and providing fixtures to the tyres in position as directed by the EIC, cost of all labour charges, transportation charges of all materials to work site, scaffolding charges, LWC & GST etc., complete | | 16 | Painting two coats with synthetic enamel black paint on the surface of 30/10 Ton capacity bollards and numbering over the bollards well as the tyre with white paint as required, including cost of paint, brush all labour charges, minor tools , LWC &GST etc., complete | | 17 | 30 ton capacity | | 18 | 10 ton capacity | | 19 | Supply of Motor Launcher as & when required for transportation of department staff for supervision including hire charges of engine dinghy with fuel & operator. 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