동궁과 월지 서편 지역의 대지조성층 재검토

Abstract

Gyeongju Donggung Palace and Wolji Pond are royal historical sites built in Unified Silla period, 679 and 674. Recently, this site had excavated and reported on Building A in the western area of Wolji pond. The existing view regarding the site construction for Building A is that the site preparation was carried out in a short period of time in the mid to late 7th century for the construction of Building A. This paper presumes that the land development was not done in a short period of time, but was done at temporal intervals and stages based on review of excavation data. This paper suggests the reasonable evidences that the pattern and depositional sequence of the soil layer at the northern trench, unearthed relics, radiocarbon dating results, and the existence of East Pond(Dongji) before Wolji Pond. This article assumes that the site formation at western area was completed and used before the construction of Building A. The period is estimated to be the late 5th century through artifacts. It regards the previous site construction that existed in the late 5th century. The function of the vertical silt facility discussed as a waterproofing facility in the previous site construction. In addition, it assumed that the silt facility would exist adjacent to the pond as a revetment of the East Pond. In conclusion, based on the results of the investigation of the trench on the northern side of Building A, the existence of the previous site formation layers that estimated to had been created around the late 5th century in the western area of Wolji. And along with its function as a waterproof facility, the landscape was presented in which the East Pond had located to the north of the Building A site before the Wolji Pond construction.