Show when constructing drains A drainage engineer gives the following advice adice to a landowner land owner about to construct cou drains 1 employ a reliable drainage engineer to make surveys and plan your system of 0 drainage otherwise you are very liable to throw away part ot of your money 2 require from your drainage engineer a complete map or plat of your drains drain showing the exact location sizes grades and depths remember that your drains will be out of reach except atalich at cost and trouble after they are covered 3 make your drains of ample size drains which arastoo small email fall fail when you need them mosa most in wet seasons 4 put your tile dou donn to a good depth otherwise they will not d draw raw well to any considerable distance make them tour four feet cat deep jn in the in lowest w ground if 11 possible the extra cost of good depth Is small email in ili proportion to the total cost coat shave 5 have your drainage engineer inspect UK the work during construction and test the grades of the drains and see that the tha work Is well done many tile become clicked choked with mud because not laid true 6 be sure to protect the outlet build a bulkhead wall of brick or stone to hold bold the end also use a piece ot of iron pipe at the end it if tile Is not loo large or tor for large drains use a tew few feet of 0 sewer pipe cemented 7 it you are obliged to construct an open ditch make it at least five to seven feet deep if possible to give five good outlets for tile and to avoid choking up 8 the bottoms of 0 open ditches should be at least three feet wide and the sides bides should be given slopes of at least one loot foot horizontal to one vertical to avoid choking dirt should not be piled near the edges of the bank I 1 |