Hapdeok-je Reservoir | 唐津合德堤 | 당진 합덕제

당진 합덕제다.

당진군청 고대영군이 오늘 드론 띄웠다 해서 뭐 하느냐

원본으로 사진 보내지 않고

읍소? 해서 받았다.

좋잖아?

누이 좋고 매부 좋고.

Hapdeok-je at Dangjin, Chungcheongnamdo Province 

Hapdeok-je is a reservoir supplying irrigation water to Hapdeok plain. The reservoir was located in Hapdeok-eub, Dangjin-gun County. The reservoir has been changed to cultivated field but the embankment has been well preserved in its original shape. 

The construction date is not known but it is estimated around the Late Three Kingdoms period (554 - 641 A.D.). According to the legend, King Gyeonhwon of the Hu-Baekje Kingdom built the embankment to feed about 12,000 soldiers stationed in the area when he was engaged in a war against King Wanggeon of the Goryeo Kingdom. 

The dimensions of Hapdeok-je are: 1,771 meters long and 4 meters high embankment, 8~9 km total reservoir circumference, 6.5 meters crest height, 11~18 meters embankment bottom width. It is the second largest irrigation structure after

Byeokgol-je. 

The water surface area of the reservoir in full stage is 102 hectares and it supplied irrigation water to a total of 720 hectares. 

With one spillway and 9 intake structures the reservoir could supply water in various directions. 

The historical changes of Hapdeok-je after its construction are as follows.

 - In 1474, the embankment was repaired after damage by a flood in 1473.

 - In 1506, the King Yeonsan-gun of Joseon Kingdom granted cultivation at the inside of the reservoir.

 - In 1630, the reservoir was dredged.

 - In 1768, the chief official of Hongju, Hong Ryangho mobilized 11,000 people to dredge and repair the Hapdeok-je.

- In 1788, two parts of damaged embankment were repaired by 4,553 people from the county area and 3,500 from the surrounding areas.

 - In 1792, it was repaired by 3,000 people from the county area and 3,500 from the surrounding areas.

 - In 1800, a chief official, Kim Iho restored the embankment.

 - In 1851, the reservoir was dredged.

 - In 1913, protected the inside slope of the embankment with vertical stone walls.

 - In 1925, restored the spillway with concrete.

 - In 1956 - 1959, reconstructed the inside of the embankment with sloped stone walls.

 - In 1964, converted to rice paddy area due to construction of Yedang reservoir in the upstream.