Attempt to keep plays centered in the field, to open up passing game.
COLLEGE high school and nfl games are player there, gahhh
The flat is the area on the field between the hash marks and the sidelines around the line of scrimmage.
Hash marks are the two rows of lines near the center of the field marked off in one-yard increments. They are 18 feet, 6 inches apart and are located 9 feet, 3 inches on either side of the center of the field. They are lined up with each goal post.
A football field is 160 feet wide. In college football, the hash marks (inbounds markings, which designate the "pocket") are 40 feet apart, but they are wider for high school games and narrower for NFL.
In football, the ball is placed on the field after a play where the players movement has stopped. Although, if the player steps out of bounds, the ball is placed towards the center of the field to the nearest hash mark. If not, the ball would be placed at the sidelines.
Hash Marks represent four-year of service.
If they're straight hash marks they're usually 6 months in a combat zone, each; angled hash marks indicate 3 years of active duty service, each.
It should be three feet as the field measures 100 yards not including the endzone, and the yard marks are every ten and five yards. Because there are 3 feet in one yard we can say that each hash is three feet apart.
Diagonal hash marks are worn for every three years of service. Smaller horizontal hash marks are worn for every six months served in combat. -Edit. Hash marks in the marine corp is for every four years..
Each stripe designates an amount of service in years for the Marines and Navy. Look at a ruler and you will see hash marks. Each hash mark indicates a length. Thus the term hash mark for length of service.
Hash marks, denoting service time, are placed on the left sleeve.