제1장 서론····························································································· 1
1. 연구의 배경 및 목적 ·················································································· 1
2. 연구 방법 및 내용 ····················································································· 3
1) 연구 대상지역 ······················································································· 3
2) 연구 방법 ······························································································· 3
3) 연구 내용 ······························································································· 3
3. 연구 추진체계 ····························································································· 4
제2장 블루-그린인프라의 고찰·························································· 5
1. 블루-그린인프라의 개념 ············································································ 5
1) 그린인프라 ····························································································· 5
2) 블루인프라 ··························································································· 10
3) 블루-그린인프라 ················································································· 11
2. 국내・외 사례 ····························································································· 15
1) EIT Climate-KIC, Blue Green Dream ········································ 15
2) 호주 멜버른시, Water Sensitive Urban Design ························ 16
3) 서울시, 물순환도시 ············································································ 17
4) 시사점 ·································································································· 17
제3장 강서 델타지역 환경현황························································ 19
1. 자연환경 ···································································································· 19
1) 지형 ······································································································ 19
2) 지질 및 토양 ······················································································· 20
2. 생활환경 ···································································································· 22
1) 인구 ······································································································ 22
2) 토지이용 ······························································································· 23
3) 토지 피복도 ························································································· 24
3. 물환경 ········································································································ 27
1) 수리・수문 ····························································································· 27
2) 수질환경 ······························································································· 30
4. 공원・녹지환경 ··························································································· 35
1) 강서구 공원・녹지 조성계획 및 현황 ··············································· 35
2) 델타지역 공원・녹지 조성 현황 ························································· 41
제4장 개발사업으로 인한 환경 변화············································· 43
1. 개발계획 현황 ··························································································· 43
1) 기조성 개발사업 ················································································· 45
2) 조성중 개발사업 ················································································· 45
3) 계획중 개발계획 ················································································· 46
2. 개발사업 추진에 따른 환경 변화 ··························································· 48
1) 우수유출량 변화 ················································································· 48
2) 수질오염부하량 변화 ·········································································· 52
3) 공원・녹지 변화 ··················································································· 54
제5장 블루-그린인프라 구축방안···················································· 57
1. 물순환관리 ································································································· 57
1) LID시설 설치 확대 ············································································· 57
2) 평강천 가동보 설치 ············································································ 58
2. 공원・녹지관리 ··························································································· 60
1) 수변 녹지축 조성 ··············································································· 60
2) 주요 녹지거점 조성 ············································································ 61
3) 동서 녹지축 조성 ··············································································· 62
3. 하천수질관리 ····························································································· 64
1) 생활하수 차집관로 조기 설치 ··························································· 64
2) 낙동강 물 직접 공급 ·········································································· 65
3) 소규모 하천정화시설 설치 ································································ 66
제6장 결론 및 정책 제언································································· 68
1. 결론 ············································································································ 68
2. 정책 제언 ·································································································· 71
Abstract································································································ 73
참고문헌······························································································ 75
<표 Ⅱ-1> 국내・외 저서의 그린인프라 정의 ·················································· 6
<표 Ⅱ-2> 그린인프라 요소 ·············································································· 9
<표 Ⅱ-3> 물인프라의 종류 ············································································ 11
<표 Ⅱ-4> 블루-그린인프라 요소 ·································································· 13
<표 Ⅲ-1> 강서 델타지역 인구 변화 ····························································· 23
<표 Ⅲ-2> 강서 델타지역 토지이용 변화 ····················································· 24
<표 Ⅲ-3> 강서 델타지역 토지피복도 대분류 항목 면적 변화 ·················· 25
<표 Ⅲ-4> 서낙동강수계 하천별 유역 특성 ·················································· 27
<표 Ⅲ-5> 강서 델타지역 배수시설물 현황 ·················································· 30
<표 Ⅲ-6> 강서 델타지역 수질오염원 현황 ·················································· 31
<표 Ⅲ-7> 서부하수처리시설 운영 현황 ······················································· 32
<표 Ⅲ-8> 강서 델타지역 수질오염 부하량(’17년 기준) ···························· 33
<표 Ⅲ-9> 부산광역시 구・군별 공원・유원지 조성계획(시설 수) ··············· 37
<표 Ⅲ-10> 부산광역시 구・군별 공원・유원지 조성계획(면적) ··················· 38
<표 Ⅲ-11> 부산광역시 구・군별 녹지 조성계획 ·········································· 39
<표 Ⅲ-12> 강서 델타지역 공원・녹지 조성 현황 ········································ 41
<표 Ⅳ-1> 강서 델타지역 각종 개발계획 현황 ············································ 43
<표 Ⅳ-2> 물순환 분석 수문모형 비교 ························································· 48
<표 Ⅳ-3> SWMM 모형의 특성 ····································································· 49
<표 Ⅳ-4> 델타지역 소유역별 지형정보 및 수문학적 특성 ······················· 51
<표 Ⅳ-5> 델타지역 내 개발계획 추진에 따른 우수 유출량 변화 ············ 52
<표 Ⅳ-6> 에코델타시티 사업에 따른 토지이용 변화 ································· 53
<표 Ⅳ-7> 에코델타시티 사업에 따른 오염물질 배출부하량 ····················· 53
<표 Ⅳ-8> 델타지역 내 개발계획 추진에 따른 수질오염 부하량 변화 ···· 54
<그림 Ⅰ-1> 연구 추진체계도 ··········································································· 4
<그림 Ⅱ-1> 그린인프라의 의미적 방향성과 대상의 관계성 ························ 8
<그림 Ⅱ-2> 블루-그린인프라 관련 해외 동향 ············································ 12
<그림 Ⅱ-3> WSUD를 통한 BG-S의 발전 단계 ·········································· 15
<그림 Ⅲ-1> 구한말 낙동강 하구의 지형 ····················································· 19
<그림 Ⅲ-2> 낙동강하구 표고 및 경사 분포도 ············································ 20
<그림 Ⅲ-3> 낙동강하구 지질도 및 토양유형도 ·········································· 21
<그림 Ⅲ-4> 강서 델타지역 행정구역도 ······················································· 22
<그림 Ⅲ-5> 강서 델타지역 토지피복 변화 ·················································· 26
<그림 Ⅲ-6> 평강천 및 맥도강 구간별 최심하상고 ···································· 28
<그림 Ⅲ-7> 델타지역 배수시설물 분포도 ···················································· 29
<그림 Ⅲ-8> 평강천 및 맥도강 최근 수질 변동 ·········································· 34
<그림 Ⅲ-9> 부산광역시 공원・유원지 및 녹지 등 조성계획 분포도 ········ 36
<그림 Ⅲ-10> 강서구 산림 및 유사공원 현황도 ·········································· 40
<그림 Ⅲ-11> 명지지구 공원・녹지 계획도 ··················································· 42
<그림 Ⅳ-1> 델타지역 개발계획 위치도 ······················································· 44
<그림 Ⅳ-2> 델타지역 기조성 개발사업 토지이용계획도 ··························· 45
<그림 Ⅳ-3> 델타지역 조성중인 개발사업 토지이용계획도 ······················· 46
<그림 Ⅳ-4> 강서 델타지역 SWMM-LID 소유역 구분 ······························· 50
<그림 Ⅳ-5> 명지국제신도시와 에코델타시티 개발이후 녹지 변화 ·········· 55
<그림 Ⅴ-1> LID시설 설치전・후 유출 변화 ················································· 58
<그림 Ⅴ-2> 낙동강 물 직접 공급방안 ························································· 59
<그림 Ⅴ-3> 강서지역 중심 녹지축 구상 ····················································· 60
<그림 Ⅴ-4> 강서지역 주요 거점녹지 구상 ·················································· 62
<그림 Ⅴ-5> 강서지역 동서 녹지축 구상 ····················································· 63
<그림 Ⅴ-6> 서부 및 에코델타 하수처리 구역도 ········································ 64
<그림 Ⅴ-7> 평강천 중류 공급방안 ······························································· 66
<그림 Ⅴ-8> 에코필터링 개념도 ····································································· 67