Usually you can obtain sandbags from your local fire stations.
98 miles
Sandbags are used to create a wall wich has a water tight seal to keep the water out and protect selected areas.
they stay contained by sandbags or other items
You can't make sandbags.
Sandbags can be used to fortify just about anything. The military has used sandbags as temporary field fortifications for a long time. Sandbags have also been used in miniature versions as ammunition for certain weapons. Sandbags are used as a prop in yoga classes.
A local hardware store would be a good place to start, if an area is under flood alert it maybe hard to find sandbags for sale locally. Going online is your next option, Amazon sell unfilled sandbags so that you can make your own!
2,500 sandbags
anees
handbags
Yellowish
Most people use sandbags I think
Sandbags are used during a flood to block out water. People use choose sandbags during a flood because they are easy to use, really cheap and really effective.