2. Your house is higher than the viaduct, and there is almost no adverse effect of geomantic omen:
3, according to the specific situation, can install protective fence, and thick curtains, can keep out evil:
4. If the viaduct and your house are inclined, you can put gossip on them to ease it.
I hope I can help you. Good luck!
Xinjiang Yijing fengshui experts