So, you want the employee to take on two other people's jobs? That could create a lot of responsibility on one employee. Which will lead to:

less productivity
more errors
disgruntled employees and high turnaround

Another question is: are you going to pay these people more money, if they have more responsibility?

Bensalemballard, I think your intentions are good, but the working world doesn't work that way. Whether it be city employees or non city employees.

BB's basic concept, however, is something Philadelphia is going to have to embrace sooner or later - municipal government is outsized and inefficient. It does need to be trimmed down and made more responsive.