| Pass of more than 100 years, mankind utilizes the scientific knowledge of water conservancy of vigorous development and the project technical means unprecedented ability that raises defence and control flood. However, as socioeconomy development and natural environment change , flood calamity loss is still going up. Regulate rivers and watercourses this ancient problem is becoming more complex and stem. At the beginning of new century, the population continued increase and city of our country melt to speed up , existing prevent flood ability , especially city prevent flood ability and increasing raising prevent flood to ensure demand safely not adaptive contradiction will still aggravate. City prevent flood to reduce calamity will rely on scientific city more to prevent flood to plan.This paper prevents flood with Anhui province focal point city Bozhou city is research background, analyse city development in detail and it prevent flood project present situation, so as person is guidance with water harmonious concept and the thought that can develop continuously, according to the new requirement of modem water conservancy and city water conservancy, make reasonable feasible reasonable feasible prevent flood to plan countermeasure, and decide program scheme accordingly. Paper the distance of sea wall, little flood river close down way wait for aspect, as program scheme is compared , studies , and first will vague good choose theory to lead into solution city program scheme good choose , get the result that proves satisfactory. |