REPAIRS TO ROOF PROJECTION, CHAJJA, BALCONY IN ZONE A DOMESTIC AREA AT AF STN JAISALMER

Demolition of cement concrete (reinforced) in roofs,ceiling floors (in any position), beams, staircases, landing, chajjas and similar suspended work complete all as specified and directed.

M&L for reinforced cement concrete (nominal mix) 1:1.5:3 type A-0 using 12.5mm graded stone aggregate in column, Beams, cantilevers, bressummers, lintels and related members etc complete all as specifiedand dir. Note:-(i) Reinforcement & formwork shall be measured and paid for separately. (ii) Procurment of sand from Barmer (Sindri) and aggregate from Barmer (Black Granite)

M&L for reinforced cement concrete (nominal mix) 1:2:4 type B-0 using 12.5mm graded stone aggregate in chajjas and the like and complete all as specified. Note:- Reinforcement & formwork shall be measured and paid for separately.

M&L for providing Micro concrete with MICROCRETE at the rate of 25kg per 0.0125 m3 with 20% properly graded 5mm to 10mm silt free aggregate as per manufacturer instructions and mixing concrete with mechanically electrically operated mixer machine etc all as specified and directed. Make: CICO MICROCRETE of CICO Technologies ltd or techno commercially equivalent as approved by GE in Fosroc/STP etc.

M&L for Rough finished flat form work to Chajjas, beam, column, lintel, side and soffit of slab, slab supported on wall, chullah hoods, water troughs and similar items including edges and formwork including necessary struts, scaffolding etc.

M & L Mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips Note : Additional Reinforcement: Check the diameter of the existing rebars and if the diameter is less than 30% of the original diameter, provide additional reinforcement. Cut 10mm dia and over bars as main reinforcement to the required length with proper development length. Tie them to the prefixed shear connectors so that the additional rebar acts monolithically with the existing ones and core concrete.

M & L Mild steel TMT bars 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders , cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips Note : Additional Reinforcement: In the case of the shear reinforcement also, if the diameter of the rebars are reduced, provide 5mm dia and over upto and incl 10mm dia stirrups in the form of 2 "U" shaped bars. Tie them properly so that it has a tight contact with the main bars.

M&L for Mild steel TMT bars 6 mm to 8 mm dia., cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.9 mm dia., or securing with clips. Note : Additional Reinforcement: Check the diameter of the existing rebars and if the diameter is less than 30% of the original diameter, provide additional reinforcement. Cut 6 to 8mm dia bars as main reinforcement to the required length with proper development length. Tie them to the prefixed shear connectors so that the additional rebar acts monolithically with the existing ones and core concrete.

M&L for 10 mm dia and over rebar using HY-200 chemical from HILITI or equivalent as approved by GE including drilling hole of required size in RCC beam/column/lintel/chajjas complete all as specified and as directed by Engr-in-charge.

M & L for removing of rust from existing steel surfaces with rust removers applied two coats @ 0.15Ltr/Sqm per coat and cleanng all rust with steel wire brush and washed with wter/chemical complete all as spd and dir by Engr-in-Charge (Make- SIKA/FOSROC or equivalent as approved GE)