(GIS) ̿ ȵô ȿȭ Ǽ Ȯϱ Ͽ (GIS) DB ?ϰ ִ. (.) L=1,210 2011 ó L=355 ߰, 855 ϰ ִ. , ȸ, Ͽ L=18.2 ߰ ȵ~Ǽ, ĸ, , ȭ 6, ͷ, õ Ͽ L=97.8 ̴. (GIS) ̻ ̸ żϰ ֵ ش. ΰ糪 ð Ȯ ġ ľ λ Ͽ ۽ ܼ ù ּȭϴµ ū ǰ ִ. ȵ ڴ (GIS) ۾ Ͽ ż θ Ȯϰ ǥϴ ۾μ ʿ伺 ϰ ִ١ ߴ.