Construction of Standard RCC cum Bricks Circular Half Cup Sewers(under manhole chambers) complete in all respects as per drawing and design Using PCC 1:2:4, RCC M-20, Brick work of innner ring in 1:2 cement sand mortar, Outer ring in 1:5 cement sand mortar, total inner plaster 12.5 mm thick using 1:2 cement sand mortar with 1 mm thick neat cement rendring on it, steel reinforcement TMT Fe 500, 3mm thick steel form work , complete in all respects by using mechanical mixer and vibrator Type – I (For lower sub soil water / dry conditions) 1525 mm i/d P.T. sewer