CHAPTER II

THE DESIGNING OF A CANAL

1. Headworks 30 2. The Contour Map 36 3. Alignments and Discharges 37 4. Remarks on Distributaries 45 5. Design of Canal and Branches 47 6. Banks and Roads 53 7. Trial Lines 58 8. Final Line and Estimate 59 9. Design of a Distributary 60 10. Best System of Distributaries 71 11. Outlets 76 12. Masonry Works 80 13. Pitching 90 14. Miscellaneous Items 93