Drainage Plan Review

Development Project Plan Review


Every new development project planned within Hamilton County is reviewed by Surveyors Office Plan Reviewers. The plan review process involves a thorough inspection of the plans and appropriate approval or denial of plans and other items regarding new construction. The following is a sample of items that are received for review:
  • Bonds or Letters of Credit
  • Construction Details
  • Construction Plans, Profiles and Specifications
  • Detention Calculations
  • Engineer's Estimates
  • Erosion Control Plans
  • Permits and Petitions
  • Pipe Calculations
  • Primary Plats
  • Revisions
  • Secondary Plats
  • Soil Data
  • Watershed Analysis

Plan Review Process


In addition to the hours reviewing submissions, the plan review process involves site visits, written correspondence, meetings and Technical Advisory Committee (TAC) meetings. The Plan Reviewers represent Hamilton County at TAC meetings in:
  • Carmel
  • Cicero
  • Fishers
  • Noblesville
  • Westfield
  • And Hamilton County Plan Commission

Review Staff


The Surveyor's Office has 3 staff members working on Plan Review and SWPPP (Erosion Control) Reviews.  View a map online showing the Plan Review Areas (PDF).