Bruce Rich Jr. is building something sustainable at Westford Academy. The Grey Ghosts have posted three consecutive winning seasons in the Dual County League after a 3-3 Fall 2 season. Rich played quarterback under his father at Chelmsford, where the Lions consistently had massive rosters and two-platoon lineups. The numbers under Rich at Westford have increased every year, and he has an intriguing approach to roster construction. “Our numbers are……