Sriniketan Santiniketan Development Authority Tender

Plain / Reinforced Cement Concrete in Substructure with coarse aggregates of appropriate nominal size and grading, fine aggregate (sand) conforming to proper grading zone, both of approved quality, cement and water reducing admixtures, as necessary, including labour, cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge and cost for quality control, sampling, testing etc. all complete as per drawing and technical specification including the cost of necessary form work and staging complete as per drawing and technical specifications. PCC grade M20. (P.W.(Roads) 2018Item :-13.01,,Pg-303.

Mastic Asphalt Providing and laying Mastic asphalt wearing course with paving grade bitumen meeting the requirements given in table 500-29 using approved coarse aggregate, fine aggregate, filler material and bitumen, prepared by using Mastic cooker including cost and carriage of all ingredients, cost of heating aggregates and binder, mixing in specified proportions conforming to approved Job Mix Formula and laid to required level and slope after cleaning the surface, compacting, sealing the construction joints and surface finishing conforming to specifications including providing antiskid surface with bitumen pre-coated fine-grained hard stone chipping of 13.2 mm nominal size at the rate of 0.005 cum per 10 sqm and at an approximate spacing of 10 cm center to center in both directions, pressed into surface when the temperature of surfaces not less than 100°C, protruding 1 mm to 4 mm over mastic surface, including the hire charges of all tools and plants and machinery, pay of operators, cost of fuel and lubricants and all other incidental charges and quality control all complete as per Clause 516 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) 25 mm thickness. (P.W.(Roads) 2018Item :-5.14,,Pg-259.

DRAIN WORK: Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete.(a) Depth of excavation not exceeding 1,500 mm. (P.W.(Roads) 2018, Item :-12.01,I,a,IV,Page-284.

Sand filling in foundation or plinth by silver sand in layers not exceeding 15cm as directed and consolidating same by thorough saturation with water and ramming complete including the cost of supply of sand. (Payment to be made on measurement of finished quantity). (P.W.(Roads) 2018 Item :-12.04,Page-286.

Supplying & Polythene Sheet over damp proof course or below flooring or roof terracing or in floor or in foundation trenches. (PWD schedule item no-3, page- 47)

Ordinary mix Cement concrete (1:2:4) with graded stone chips (20 mm. size) excluding shuttering and reinforcement if any in ground floor as per relevant IS codes. (PWD Item- 4, Page-24, 3rd corrigandum)

Supplying, fitting and placing HYSD bar reinforcement in Bridge Super-structure including initial straightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite length bending, binding with annealed wire not less than 1 mm in size and conforming to IS 280 at every intersection hooked and bent to correct shape and placed on forms etc. including cost of black annealed wire and cost of loading, unloading, carriage of all steel materials complete as per drawing and technical specifications. (P.W.(Roads- 2018, .Item :-12.21,Page-299.

Hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor). Steel shuttering or 9 to 12 mm thick approved quality ply board shuttering in any concrete work

GST, as applicable @ 18% .

Labour welfare cess @1% .