六、竖井灌排的规划与设计1.规划设计原则根据地形、水文地质条件及道路、林带、条田、渠系、输电线路、作物布局等统筹规划,达到灌排方便、改良土壤、发展生产的目的。布置井群要因地制宜,成行成排布置时,要与地下水流向垂直,井位相互错开,形成区域性地下水下降凹面。根据单井涌水量和抽水 VI. Planning and Design of Shaft Irrigation and Drainage 1. Planning and Design Principles According to the overall planning of topography, hydrogeological conditions and roads, forest belts, strip fields, canal systems, transmission lines and crop layout, irrigation and drainage are facilitated to improve soil and develop production the goal of. Layout well group to suit local conditions, into a row arranged in rows, with vertical groundwater flow, well staggered positions, the formation of regional groundwater down concave. According to a single well gush and pumping