一、概况黄墩湖滞洪闸工程是黄墩湖滞洪区安全建设的关键工程,该闸建成后,可充分利用骆马湖调蓄库容,减少滞洪区的淹没范围、水深历时和损失;也便于及时、灵活地开闸滞洪,减少滞洪区的经济损失。由于该闸的主要作用是泄洪和挡水,而平常年份不需要泄洪,泄洪机会较少,下游常年无 I. Overview Huangdun Lake Flood Detention Project is a key project for the safety construction of Yellow Dadong Lake Flood Detention Area. After the completion of the floodgate, the storage capacity of Luoma Lake can be fully utilized to reduce the flooding scope of flood detention areas, the lasted time and loss of water depth; Timely and flexible gate opening flood, reduce flood detention area of ​​economic losses. Since the main function of this sluice is to discharge flood and block water, it is not necessary to discharge flood waters in usual years, so there are fewer opportunities for flood discharge. The perennial