Karnataka Slum Development Board Tender

004 - Providing and constructing “WIRE CUT BRICK MACHINEHOLE CHAMBERS” using Portland/Pozzolana cement, conical in shape at top, with CC 1:3:6 foundation using 40mm and down size graded metal of approved quality and with an offset of 0.15M alround the chamber. Construct Brick masonry in CM 1:4, 340 mm thick, with wirecut bricks of approved quality, plaster inside and out side with CM 1:3, 12mm thick, except for the conical surface outside where the plaster thickness shall be 20mm. Slope inside to be 1:6 in the concrete towards central drain and finished smooth. Fixing of pipes in CC 1:2:4 with graded metal of 20mm and down size. Supplying and fixing SFRC Machinehole frame and cover (Heavy Duty) conforming to IS:12592 with latest amendment, in CC 1:2:4. Supplying and fixing footsteps made of 12mm dia. steel bars (Fe-500) with 3mm thick plastic encapsulation (IS-10910). The footsteps shall be fixed 30cms apart and on CC block embeded to masonry wall. The whole works include watering, curing, barricading, danger lighting, pouring tar over MH frame and cover, cost of tar, shoring, strutting, dewatering, engraving Machinehole number with flow direction on the inner conical surface etc. as per the drawing etc. as per technical specifications and for the following diameters and depth etc. for 1.2mm diaCirc. B M.H: Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. , 1.3 M depth & SFRC cover & frame ---- With all Lead and Lift Loading and unloading as per the direction of engineer in charge.

005 - Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. , 1.5M depth SFRC Cover & Frame ---- With all Lead and Lift Loading and unloading as per the direction of engineer in charge.

006 - Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. ,1.8M depth & SFRC cover & frame ---- With all Lead and Lift Loading and unloading as per the direction of engineer in charge.

007 - Constructing Brick Masonry Circular Machinehole 1.2 m internal dia 2.00M depth & SFRC Cover & Frame ---- With all Lead and Lift Loading and unloading as per the direction of engineer in charge.

008 - Constructing Brick Masonry Circular Machinehole 1.2 m internal dia 2.00M depth & SFRC Cover & Frame ---- With all Lead and Lift Loading and unloading as per the direction of engineer in charge.

009 - Refilling available earth around trenches/pipelines, cables in layers not exceeding 20 cms in depth, compacting each deposited layer by ramming after watering with a lead upto 50 m, and lift upto 1.5 m. Including cost of all labour complete as per specifications ( ---- With all Lead and Lift Loading and unloading as per the direction of engineer in charge.

010 - Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver/grader in sub-base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density. ---- With all Lead and Lift Loading and unloading as per the direction of engineer in charge.

011 - Providing and laying in position Cement Concrete for all Foundation works. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with super plasticizers laid in finished layers, well compacted using eedle vibrators, including all lead & lifts, cost of all materials, quality confirming to the requirements of relevant IS codes, labour, Usage charges of machinery, curing and all the other appurtenances required to complete the work as per technical specifications M25 Design Mix Using 20 mm nominal size graded crushed coarse aggregates. ---- With all Lead and Lift Loading and unloading as per the direction of engineer in charge.