About Hockey Grounds, Can You Help?

If you are asking about field hockey grounds then it is a rectangular field with  measurements of 91.40 m × 55 m or 100 × 60 yard. Goal at each end is 2.14 m or 7 feet high and 3.66 m or 12 feet wide. A semi-circular area from goals called D is of 14.63 m or 16 yards. There is a lines across the field 22.90 m or 25 yards from each end-line called 25 yard line. There is a spot placed  6.40 m or 7 yards from the center of each goal, called plenty stroke mark.