sump pit crash inspection. unrecognizable insurance claim agent's hands with flashlight inspect sump pit pipes, looking for damage - 排水 個照片及圖片檔
digging trench for installation of new outdoor drain pipe to prevent future flooding in home - 排水 個照片及圖片檔
a young male engineer wearing an orange safety jacket is inspecting the piping system by walking around and checking it. - 排水 個照片及圖片檔
using bim technology in the construction industry to ensuring compliance with environmental requirements. a male civil engineer in field operation holding a laptop to inspect the drainage and speed up the water flow of a water drain in a suspension bridge - 排水 個照片及圖片檔
