Work On The Railway. The Single-Track Railway From Hanoi To Ho Chi Minh City Should Be Maintained Between Two Train Passages. The Wooden Sleepers Are Being Replaced By Concrete Sleepers. The Workers Use A Technique To Raise The Ballast. The Shovel Is Held By One Drawn By Means Of A Rope By The Other. We Share The Effort As Well.

KEYWORDS

asia ballast concrete cong crew crosses hanoi helmet maintenance man railroad railway repair riprap road team viet vietnam worker