CONSTRUCTION OF 5000 LITRES CAPACITY GLR and Paver Block at Somur PUE School in Somur Panchayat

Amount

Name of the Work : : CONSTRUCTION OF 5000 LITRES CAPACITY GLR and Paver Block at Somur PUE School in Somur Panchayat

Earthwork excavation and depositing on bank with an initial lead of 10 m and lift of 2m in Hard stiff clay blcak cotton, hard red earth, shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B as direct

Cement concrete 1:4:8 (One cement four sand and eight aggregates) using 40mm HBGS for leveling course including the cost of mixing concrete, ramming, curing etc. complete

RCC 1:11/2:3 using 20mm HBGS excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc. complete as directed by Departmental officers

For items 1.5m to 4.5m below GL

Items 0 to 1.5m below GL

Above GL & Upto 4.5m

For items above 4.50m up to 7.320m from GL

Supplying and erecting steel centering for sides and soffits including necessary supports and shuttering to the required height for RCC items using MS sheets or suitable size of BG 10 stiffened with welded MS angles of size 25mm x 25mm x 3mm of boarding,

Plane Surface Below G.L. items 0-3.30m

Curved surface

Square columns Below GL

Painting two coats with approved Emulsion paint over one coat of priming coat over cement plastered exposed surface of the Reservoir including cleaning, preparing the surface and curing etc. complete and as directed by Departmental officers.

Supplying fabricating and placing in position of HSD steel rods for reinforcement including the cost of steel and binding wire etc. complete and as directed by officers.

Fabrication, supply, delivery and fixing of outside MS ladder wide 45cm made out of 50x50x6mm MS angle for sides and steps in 16mm MS plain rods fixed at 30cm centre to centre with hand rails at top top for 2 m inclined height and also with necessary proj

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (One cement, one and half sand and three aggregates) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete

Providing PVC ventilating arrangements mosquito proof nylon net with 110mm PVC cowl and as directed by officers

Providing and fixing of cut stone (Roughdressed) set in CM 1:3 of size 0.30 X 0.30 X 0.15M at site including cost of all materials, labour charges, curing etc., complete and as directed by TWAD Board Officers.

Providing manhole cover of size 0.60 x 0.60M in RCC 1:1.5:3 with suitable reinforcement and 50x50x6mm MS angle fixed along edges and as directed by officers

Provision for pipe connection arrangements

Refilling the foundation with excavated earth including consolidation as directed by officers

Providing Paver Block Arrangments Sub Estimate

Earth work excavation for foundation in all clauses of soils and sub soils to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring strutting and boiling out water whenever necessary et complete complying with standard specification

Cement concrete 1:4:8 mix ( one cement four sand and eight aggregate)using 40mm gauge hand broken granite tone jelly for foundation including dewatering if found ecessary and laid in layers of not more than 15 cm thick and compacted,etc., complete complying with standard specfication

Supplying and erecting centering shuttering including necessary supports for plane surface in foundation and basement and in all floors for R C C column footing column plinth beam, beams, roof slabs, staircase steps, bed blocks, critical pier etc using mild steel sheets of size 90 x 60 cm and 10 guage stiffened, welded with mild .

Cement concrete 1:3:6 mix ( one cement two sand and four aggregate)using 20mm gauge hand broken granite tone jelly for foundation including dewatering if found ecessary and laid in layers of not more than 15 cm thick and compacted,etc., complete complying with standard specfication

Construction of Granular Sub base by providing well graded material (25 mm to 4.75 mm IRC HBG metal @ 65 %,4.75 to 2.36mm IRC HBG metal @20%&2.36 mm below IRC HBG metal @15%)& (the material passing 425 microns sieve shall have liquid limit and plasticity index not more than 25 & 6% repectively) spreading in uniform layers with motor grader on prepared surface mixing by mix in place method with rotovator at OMC and compacting with three wheel 80-100 KN capacity and finished in accordance with the requirements of the specification and thickness as per approved plans or as directed by the Engineer (Mix -in - place method)

Providing and Laying of Interlocking Concrete (Surface Textured) Block Pavements having thickness 60mm and compacted over a thin bedding M.Sand layer of 25 mm thickness and joints shall be filled by fine M.Sand of specified grading as per table 1500.6 of Specification of Rural roads-2014 and Technical specification clause 1504.

Plastering with Cement Mortar 1:5 (One cement and Five M.Sand), 12mm thick in all floors including curing etc. complete complying with standard specification and as directed by the departmental officers.

GST Amount for providing Service to Government Contract Works for the above ConstructionWorks. GST Amount is the Total GST Amount for overall quoted amount above this row in column "BB" for all works in this package} (Refer Clause 13.2 & 13.3 of Section 2 of Instruction to Bidders (ITB) of SBD)

Rajakrishnan