ALHW/DCE A/EE NS/T-16/2026-27

Cutting and removing RCC/rich mix by using pavement breaker and air compressor , including the cost of hire charges of pavement breaker and air compressor, all labour charges charges for breaking stacking of unserviceable and servieable materials , gas, cutter, minor tools,LWC & GST etc., complete.

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 , Mainland River Sand, Cement, approved plasticizer, silica fume for cast-in-situ concrete items for wearing coat etc. 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 of batching plant, vibrator, consumables and all other equipments required for this work , cost of minor tools and plant,LWC & GST etc., complete.

Providing and fixing Tor steel reinforcement (TMT BARS FE500) for R.C.C. works including cost of steel, cutting of steel, bending, binding and placing in position, cost of binding wire, cost of transportation charges of all materials to worksite, all labour charges, cost of minor tools ,LWC & GST etc., complete.

Conveying the dismantled concrete/debris by truck and dumping within a lead of 15km as directed by the EIC, including cost of all materials, hire charges of truck including POL and operator, minor tools, LWC & GST etc., complete.

Scaffolding : Providing and fixing double scaffolding system (cup lock type ) on the exterior side, up to seven storey height made with 40mm dia M.s tube 1.5 m center to centre with M.S tube , M.S Challies , M.S Clamps and M.S staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings runners, connection with the building etc. wherever required for inspection roof work at required locations with essential safety features for the workmen etc. complete as per directions and approval of Engineer -in-charge . The plan/elevation area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding including cost of all materials, all labour charges, transportation charges minor tools, labour welfare cess , GST etc complete.

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,LWC & GST etc., complete.

Replacement of reinforcement as additional bars including bending, cutting, welding and fixing, including cost of steel, transportation charges, all labour charges, minor tools,LWC & GST etc., complete.

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, minor tools ,LWC & GST etc., complete.

Supply and apply of high strength, non shrink cementilous free flow micro concrete (With minimum 28 days flexural strength 50 Kg/ Sqcm 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 cementitious micro concrete chemical 0.75 12mm to 6mm stone chips) on site to enable completion of pouring in a continous 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 continously to an average thickness of 75mm without any gap.including cost of all materials, labour charges, minor tools,LWC & GST etc., complete.

Supply and application of Epoxy Conctete 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,LWC & GST etc., complete.