CHAPTER VI

. A. DRAINAGE & SEWERAGE 
601 General
602  Preparation of Schemes of Sewerage
.

 B. WATER-BORNE SEWERAGE    

603 Adherence to Regulations
604 Sewerage Schemes
605 Designing of Sewers
606 Quantity of Sewage
607 Alignment of Sewer
608 Velocity of Flow
609 Ventilation in Sullage
610 Size of Sewer
611 Storm Water
612 Manholes
613 Choice of Material for Sewers
614 Laying of Sewer Pipes
615 Sewage Disposal
616 Septic Tanks
617 Aqua Privy Latrines
618 Bio-Latrines
619 Conservation of Water
620 Recommended Toilet Systems
. C. MAINTENANCE OF SEWERAGE AND DRAINAGE 
621 General
622 Sewer Lines
623 Open Sullage Drains
624 Storm Water Drains
625 Disposal Works
626 House Connections
627 Conservancy and Sanitary Arrangements
628 Maintenance of Sewerage System
629 Periodical Cleaning of Drainage System
630 Covered Storm water Drains
631 Subsoil Drains
632 Responsibilities  of the Assistant Engineer and Staff