Chittaranjan Seva Sadan Collage--- Repairng of Chocked and broken Sewarage line and ractification pavement Tiles and laying paver unit near Kitchen Block at CSS, COGCH , Kolkata during the year 2026-27..

Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m. In ground floor including roof. (a) upto 150 mm. Thick For sewarage line For pavement floor

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. For sewarage line

Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand

Cement concrete with graded jhama khoa (30 mm size) excluding shuttering In ground floor and foundation. (a) 1:3:6 proportion

Constructing Inspection pit of inside measurement 600mm X 600mmX upto 600mm(depth) with 250 mm thick 1st. class brick work in cement mortar (1:4) on all sides,bottom of the pit consisting of 100 mm thick cement concrete (1:3:6) with stone chipsover a layer of jhama brick flat soling, 15 mm thick (1:4) cement plaster to insidewalls and out-side walls upto G.L. and 20 mm.thick (1:4) plaster to bottom of the pit,providing necessary invert with cement concrete (1:3:6) with stone chips as perdirection, neat cement finishing to entire internal surfaces, top of the pit covered with100 mm thick R.C.C. slab (1:1.5:3) with stone chips and necessary reinforcementsupto 1% and shuttering including 6 mm thick cement plaster (1:4) in all externalsurfaces of the slab and one 560 mm dia. R.C.C. manhole cover of approved makesupplied, fitted and fixed in the slab with necessary fittings, necessary earthwork inexcavation in all sorts of soil, filling sides of the pit with earth and removing spoilsafter work complete in all respect with all costs of labour and materials . i) With Pakur variety. (SAIL/TATA/RINL)

Supplying, fitting and fixing in position reinforced cement polymer concrete manhole /gully pit cover with matching frame.As per I.S-12592(M.D) (vi) 5 MT load bearing capacity round manhole cover provided with two lifter hooks fitted with matching frame of size Cover: 565 mm X 65 mm Frame: 665 mm X 125 mm opening: 470mm Weight: 90 kg (approx)

Supplying & laying Double Wall Corrugated (with external annular corrugation and smooth internal walls) High Density Polyethelene Pipes conforming to IS 16098 (Part-II):2013 having Stiffness Class of SN 8 withRing Stiffness not less than 8.00 KN/Sqm. and Impact Resistance TIRvalue not more than 10% including necessary jointing materials for nonpressureunderground Drainage, Sewerage & Crossdrainageapplication (iv) 300mm internal dia.

Taking out Mirzapur or glazed porcelain tiles carefully by chiselling from walls or floor including stacking serviceable material as directed. a) In ground floor .

Ordinary Cement concrete (mix 1:2:4) with graded stone chips (6mm nominal size) excluding shuttering and reinforcement, if any, in gound floor as per relevant IS codes. Pakur variety Gr.floor

Supplying and laying true to line and level Double Charge Vitrified Tiles of approved brandconforming to IS 15622: 2006 (Group B I a) and tested as per IS 13630:2006 (relevant parts) [Non-modular sizes for tiles with Water Absorption (av.) ≤ 0.08 %] in floor, skirting etc. set in 20 mm thick sand cement mortar (1:4) bed prepared after application of slurry using 1.75Kg of cement per Sqm over the base and 2mm thick cement slurry using cement @2.91Kg./sqm at the back side of the tiles and laid over the mortar bed using 0.2 kg/sqm of White cement used for joint filling with approved pigment as directed and removal of wax coating of top surface of tiles with warm water and polishing the tiles using soft and dry cloth upto mirror finish complete including the cost of materials,Iabour and all other incidental charges complete true to the manufacturer's pecification and direction of Engineer-in-Charge. (Note: This work should not be executed without specific permission of Superintending Engineer) (a) ln Ground FIoor:(size not Iess than 600mmX 600 mm X 9.5 mm thick) a) In ground floor .