Based on the principle and demand of the regulation project for water-saving and allocation on the middle type irriga-tion areas of Ganzhou city in Jiangxi province and aimed at the existing problems of the canal system and the structures of Chang-long Irrigation Area, the relevent regulation measures is proposed in order to ensure the water transportion safety of this irrigation area and improve furtherly the irrigation probability.%本文根据江西省赣州市中型灌区节水配套改造项目原则和要求,针对兴国县长龙灌区渠系及其建筑物目前存在的问题,分别提出了相应的整治措施,为确保灌区渠道输水安全,进一步提高灌区水的利用率和灌溉保证率,从设计方法上提供有益的经验。
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