Four trips without giving you a clear understanding of what is wrong is absurd no matter how you look at the process.
The last engineering firm hired considered that job security/billable hours.
Planning and zoning are the worst, but when looking at future workload and scheduling, I can plan on six months worth of redlines and revisions in most municipalities building code enforcement, minimum.
They have to justify the department and positions, yet they'd miss the forest for the trees.