MCW to FSD Kazhakootam for the year 2025 26 SH Construction of rail side buffer reflooring of MG II platform and replacement of entrance gate

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil. (Item No.2.8.1 of DSR 2023)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - 1:4:8 (1 Cement : 4 coarse sand derived from natural sources : 8 graded stone aggregate 40mm nominal size derived from natural sources) (Item No 4.1.8 of DSR 2023

Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) upto plinth level with :Cement mortar 1:6 (1 cement : 6 coarse sand) with available Hard stones obtained from collapsed buffer)(Analysed based on Item No.7.1.1)

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.(Item No.2.25 of DSR 2023)

Centering and shuttering including strutting, propping etc. and removal of form for Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.(Item No.5.9.2 of DSR 2023

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) Item No:4.1.3 as per DSR 2023

12 mm cement plaster of mix :1:4 (1 cement: 4 fine sand)(Item no.13.1.1 of DSR 2023)

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:4:8 or leaner mix (i/c equivalent design mix) (Item no.15.2.2 of DSR 2023)

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.15.2.1 Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Providing and laying C.C. Flooring of mix M-20 Cement concrete and hardening compound mixed @ 1 litre per 50 kg of cement or as per manufacturer's specifications. The ready mixed concrete shall be laid and finished with screed board vibrator , vacuum dewatering process and finally finished with a floating coat of neat cement etc. And longitudinal joints ( 6 mm wide x 25 mm deep) by groove cutting machine, providing and filling joints with approved joint filler and sealants, complete as per specifications and directions of Engineer-in-charge.(Analysed based on Item No.16.75 & 16.44,16.43.1)

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete.(Item no.2.27 of DSR 2023)

Centering and shuttering including strutting, propping etc. and removal of form for Foundations, footings, bases of columns, etc. for mass concrete (item No.5.9.1 DSR 2023 page.123)

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size de rived from natural sources) (It. No. 5.1.2 P – 112 DSR – 2023)

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.Thermo- Mechanically Treated bars of grade Fe-500D or more.(item No. 5.22A.6DSR 2023 page.109)

Steel work in built up tubular (round,square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete. Hot finished welded type tubes DSR 2023 item no.10.16.1