30米按照设计院设计要3米地基，而且要做防雷所而且要做地脚螺丝用混凝土做才行，不如承受不了那么大的重力http://b151.photo.store.qq.com/psb?/V11f9Sn74Tk05d/YYsqBjlGBojrCo9kj8E*ycrvw.nVXM28qpft6CHrfxw!/b/YcYREFpjbwAAYu.IDlogdgAAhttp://b152.photo.store.qq.com/psb?/V11f9Sn74Tk05d/YE5pucmrUg47WFw8GoehMDFEAgnDIbiGJzF*QMJshoQ!/b/Ybcip1p4YgAAYsoop1psZAAA这些都是我做项目的图片，供大家欣赏