─────┬─────────────────┬─────────────────┬───────────────── Per │ Five Years. │ Ten years. │ Fifteen years. cent.│ │ │ ─────┼────────┬────────┼────────┬────────┼────────┬──────── │ Year. │½ Year. │ Year. │½ Year. │ │ 4 │22,463·0│11,132·4│12,329·2│6,115·65│8,994·14│4,464·96 4½ │22,779·3│11,278·9│12,637·9│6,264·19│9,311·41│4,619·94 5 │23,097·6│11,425·7│12,950·3│6,414·69│9,634·21│4,777·763 5½ │23,417·6│11,574·5│13,266·7│6,567·2 │9,962·6 │4,938·6 6 │23,740·0│11,723·0│13,586·8│6,712·6 │10,296 3│5,101·9 6¼ │23,901·3│11,798·1│13,748·2│6,799·5 │10,465·0│5,184·7 ─────┴────────┴────────┴────────┴────────┴────────┴──────── ─────┬─────────────────┬─────────────────┬───────────────── Per │ Twenty years. │ Twenty-five │ Thirty years. cent.│ │ years. │ ─────┼────────┬────────┼────────┬────────┼────────┬──────── │ │ │ │ │ │ 4 │7,358·18│3,655·55│6,401·21│3,182·32│5,783·01│2,876·78 4½ │7,687·64│3,817·69│6,743·92│3,351·84│6,139·15│3,053·53 5 │8,024·25│3,985·62│7,095·23│3,525·80│6,505·15│3,235·353 5½ │8,367·9 │4,153·2 │7,454·9 │3,704·2 │6,880·5 │3,422·0 6 │8,718·4 │4,326·2 │7,822·6 │3,886·5 │7,264·9 │3,613·3 6¼ │8,986·2 │4,414·0 │8,009·5 │3,979·3 │7,460·3 │3,710·6 ─────┴────────┴────────┴────────┴────────┴────────┴──────── APPENDIX F. RULES FOR THE PREPARATION, SUBMISSION AND EXECUTION OF PROJECTS OF WATER-SUPPLY, SEWERAGE OR DRAINAGE BY LOCAL AUTHORITIES (AS MODIFIED UP TO THE 31ST JULY 1913). _Notification._ _No. 818T.-M.—The 13th September 1910._—In exercise of the powers conferred by clauses (_i_) and (_ii_) of sub-section (1) of section 69 of the Bengal Municipal Act, 1884 (Bengal Act III of 1884), and by clauses (_e_) and (_m_) of section 138 of the Bengal Local Self-Government Act of 1885 (Bengal Act III of 1885), the Lieutenant-Governor is pleased to direct that the following rules for the preparation, submission and execution of projects for water-supply, sewerage or drainage by local authorities shall be substituted for the like rules published with Government Notification No. 1712M., dated the 7th July 1906, at pages 111 to 113, Part IB of the _Calcutta Gazette_ of the 11th idem, namely:— [Sidenote: Preparation of sketch of project.] 1. (_1_) Whenever a local authority desires to undertake a project for water-supply or sewerage or a comprehensive scheme of surface drainage, it shall first cause to be drawn up a sketch of the project roughly showing its scope and approximate cost. (_2_) Such sketch may be drawn up either by the Sanitary Engineer at the special request of the local authority and with the approval of the Sanitary Board and on payment of the fees prescribed in Rule 8, or by any firm or person approved by the Sanitary Engineer.