Renovation of Parking Shed near Geo-Chemistry Building at CSIR-NGRI, Hyderabad.

Description of Items :

Removing Asbestos Cement Sheets with carfully roofing including ridges, hips, valleys and gutters etc., and stacking the material within NGRI campus all lead of and disposl of unsercivable materials as per instruction of Engineer-in-chrage within in the campus: Asbestos Cement sheet

Demolishing cement concrete manually/ by mechanical means including disposal of material within NGRI campus all leads as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Providing and fixing of CRS sheet (make of JSW Galvalume or equivalent) of standard IS 513 having yield strength of 240 MPC with gavalanized as per IS 277/GIS 3302 of sheet 0.63 TCT zinc coating of 275 GSM both side mass painted as per IS 14246 RMP tolerance of 0.03 as per IS 513 of colour off white, green, light blue of wide 1.06 m semi corrogated sheets in curves as plans with Galvanized Hex Head Self Tapping Screw with bitumen washer and of required size and complete the job as per instruction of Engineer-in-charge. 0.50 mm thick with zinc coating not less than 275 gm/ m²

Providing and fixing of ISI Marked, Visaka, Everest, Swastik or equivalent Asbestos Cement Sheets of required size and standard thickness 6mm at all level with J hook, bitumen washer of required size and complete the job as per instruction of Engineer-in-charge.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) or (equivalent design mix with approval of Engineer-in-chrage)

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5mm), including making drainage opening wherever required complete etc. as per direction of Engineer-in-charge (length of finished kerb edging shall be measured for payment). (Precast C.C. kerb stone shall be approved by Engineer-in-charge).

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade including removing of old paint by sand papering including steel primer/cement primer for kerb stone : Two or more coats on old work

Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade. New work (Two or more coats applied @ 1.43 ltr/10 sqm. over and including base coat of cement primer)

Cleaning of approach road including removing of loose particle of BT road, dust, mud, heap of earth etc. The removed materials will be disposed within NGRI campus as per the direction of Engineer-in-charge.

SRI SAI CONSTRUCTIONS

R SRINIVAS

Y RAJA SHARMA