Upper Allen Township and Keystone Marker Trust, a non-profit organization, have collaborated to restore the historic Shepherdstown Keystone Marker located on the Gettysburg Pike.
Each NHL game features 60 minutes of playing time, broken down into three 20-minute periods. The league also mandates a 17-minute intermission after the first and second periods to flood and ice and provide the players with a rest period.
Generally speaking, an average shift in a hockey game should be about 45 seconds. In reality, it really depends on the player, the coach and the game situation. Defensemen tend to take shifts that are just a bit longer than forwards.