Ключевые слова: backhoe, canal, conservation, construction, countryside, dam, deep, depth, digging, dredge, engineering, environment, equipment, excavate, flowing, forest, grass, green, ground, heavy, high, landscape, local, machinery, mud, natural, outdoor, project, province, repair, river, riverside, rural, sandstone, scenery, scoop, scooping, shrubs, sky, thailand, tractor, tranquil, tree, up, uthai thani, view, water, waterway, wet, work,