Providing professional and other services on an “on call, as needed” basis. The respondent firms deemed most qualified will be constitute a preapproved list and may perform work from one or more of the following work service categories: 3.1. Consulting Engineering related to FERC Dam Safety Requirements 3.2. Dam Breach and Inundation Analysis and Reporting 3.3. Part 12 Comprehensive Assessments and Periodic Inspections 3.4. Structural Analysis 3.5. Probable Maximum Precipitation Analysis and Reporting, Probable Maximum Flood Analysis and Reporting, and In-Flow Design Flood Analysis and Reporting 3.6. Writing Emergency Action Plans 3.7. Writing Supplemental Technical Information Documents 3.8. Geological/Geotechnical Investigations, Studies, Designs, and Reports 3.9. Mechanical and Electrical Design as Related to Spillway Gates