표제지
目次
Ⅰ. 서론 8
Ⅱ. 자료 및 방법 10
1. 하해혼성평탄지 토양통의 분포 특성 10
1) 경지정리사업지구 선정 10
2) 경지정리사업지구의 토양통 조사 10
2. 하해혼성평탄지 토양통의 현장지지력 특성 12
1) 저습지의 기준설정 12
2) 현장 지지력 측정(지내력조사) 12
3. 현장지지력 특성을 고려한 농작업기계의 작업성 13
Ⅲ. 결과 및 고찰 14
1. 하해혼성평탄지 토양통의 분포 특성 결과 14
1) 하해혼성평탄지 토양통 14
2) 하해혼성평탄지 토양통의 배수특성 14
3) 조사대상 경지정리지구의 토양통 특성 16
2. 하해혼성평탄지 토양통의 현장지지력 특성조사 결과 26
1) 조사대상 경지정리지구 토양통의 현장지지력 조사 26
2) 하해혼성평탄지 토양통의 현장지지력 결과 31
3. 현장지지력 특성을 고려한 농작업기계의 작업성 검토 33
Ⅳ. 결론 34
참고문헌 35
ABSTRACT 37
감사의 글 39
Table 2.1 Chemical content of the different paddy soil types 12
Table 2.2 Variation in Maximum stress(kgf/㎠) with dynamic load at three different soil depth for the tire with the constant inflation pressure of 2.11kgf/㎠ 13
Table 3.1 Drained characteristic of soil series on fluvio-marine plains 15
Table 3.2 General condition of the land consolidation project area for the soil series analysis of the fluvio-marine plain alluvium 16
Table 3.3 Physical character of the Mangyeong series 18
Table 3.4 Chemical character of the Mangyeong series 18
Table 3.5 Physical character of the Gwanghwal series 19
Table 3.6 Chemical character of the Gwanghwal series 20
Table 3.7 Physical character of the Poseung series 21
Table 3.8 Chemical character of the Poseung series 21
Table 3.9 Physical character of the Pori series 22
Table 3.10 Chemical character of the Pori series 22
Table 3.11 Physical character of the Bogcheon series 23
Table 3.12 Chemical character of the Bogcheon series 24
Table 3.13 Physical character of soil series of the land consolidation project area 25
Table 3.14. Result of average bearing capacity of each soil series 32
Fig. 2.1 Map of survey area 11
Fig. 3.1 Graph of bearing capacity of Weoncheon consolidation project area 27
Fig. 3.2 Graph of bearing capacity of Dugog consolidation project area 27
Fig. 3.3 Graph of bearing capacity of Hapyeong consolidation project area 28
Fig. 3.4 Graph of bearing capacity of Daejeong consolidation project area 28
Fig. 3.5 Graph of bearing capacity of Sinchang consolidation project area 29
Fig. 3.6 Graph of bearing capacity of Changyong consolidation project area 29
Fig. 3.7 Graph of bearing capacity of Sinnam consolidation project area 30
Fig. 3.8 Graph of bearing capacity of Dunpo consolidation project area 30
Fig. 3.9 Graph of bearing capacity of Sipo consolidation project area 31
Fig. 3.10 Graph of average bearing capacity of each soil series 32