The San Francisco 49ers have moved past the draft and are now preparing the rookie class for their first season in the NFL. With that in mind, it is smart to put together some realistic expectations for the rookie class. What is expected from rookie tackle Enrique Cruz in year one? Rookie expectations for San Francisco 49ers tackle Enrique Cruz To get a baseline of expectations the sample will include all offensive tackles drafted after the 150th pick in the NFL draft after 2012. This gives us a good range of players that includes Cruz, who fell to this spot. There were 92 tackles drafted over this time . Of them, they averaged 196 snaps and three starts in their rookie season.  This sample is dragged down by some big misses, though.…