Page 39 - 2016年全国水利发展统计公报

III. Key Water Facilities

Embankments and water gates郾 In 2016, the completed river dykes and
embankments ranging at Grade鄄吁 or above had a total length of 299郯 000 km髴郾 The
accumulated length of dykes and embankments met the standard reached 201郯 000
km, with a percentage of 67郾 2% of the total郾 The length of embankment met the
standard of Grade鄄玉 and Grade鄄域 were 32郯 000 km, with a percentage of 79郾 2%
of the total. These embankments can protect 600 million people and 41郯 000郯 000 ha
of cultivated land郾 The number of water gates with a flow no less than 5 m3 / s
increased to 105郯 283, of which 892 were large water gates郾 Divided by types of
water gates, there were 10郯 557 flood diversion sluices, 18郯 210 drainage / return
water sluices, 5郯 153 tidal barrages, 14郯 350 water diversion intakes and 57郯 013
controlling gates郾

髴 The length of embankment before 2011 includes embankment below Grade鄄V郾

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