To make a bar tack stitch yourself, just set your sewing machine to a very small, very tight zigzag stitch. In a blue jeans factory, youâd find a machine just for making bar tack stitches. Here is a quick video of one in action. Places you might want to use bar tack stitches: garment pockets.
How far inland can a tsunami go? Quick Answer. With wave speeds that can reach as much as 435 miles per hour, a tsunami can travel as far inland as 10 miles, depending on the slope and the shape of the shoreline that it is traveling across.
Tsunami Evacuation Zones Important Map Notes Remain at least 100 feet away from inland waterways and marinas connected to the ocean due to wave surges and possible flooding. If possible, remove or deploy vessels to deep water (at least 100 fathoms). Structural steel or reinforced concrete buildings of 10 or more stories provide increased protection on or above the fourth floor. The evacuation zone is a guideline and should be considered the minimum safe evacuation distance. These maps do not consider the destructive effects of a locally generated tsunami. If you feel shaking, move inland immediately, well away from the evacuation zone. By County