Chapter 6. Aeronautical Studies ▶ Section 1. General 6-1-1. POLICY 6-1-2. AERONAUTICAL STUDY NUMBERS 6-1-3. STUDY OF EXISTING STRUCTURES 6-1-4. PROPOSALS UNDER CONSTRUCTION 6-1-5. STRUCTURES EXCEEDING 2,000 FEET 6-1-6. FEASIBILITY STUDIES 6-1-7. TOWER OWNERSHIP ▶ Section 2. Initial Processing/Verification 6-2-1. VERIFICATION/E-FILING 6-2-2. VERIFICATION/PAPER-FILING 6-2-3. DIVISION COORDINATION 6-2-4. ADDITIONAL COORDINATION ▶ Section 3. Identifying/Evaluating Aeronautical Effect 6-3-1. POLICY 6-3-2. SCOPE 6-3-3. DETERMINING ADVERSE EFFECT 6-3-4. DETERMINING SIGNIFICANT VOLUME OF ACTIVITY 6-3-5. SUBSTANTIAL ADVERSE EFFECT 6-3-6. RESPONSIBILITY 6-3-7. AIRPORT SURFACES AND CLEARANCE AREAS 6-3-8. EVALUATING EFFECT ON VFR OPERATIONS 6-3-9. EVALUATING EFFECT ON IFR OPERATIONS 6-3-10. EVALUATING EFFECT ON AIR NAVIGATION AND COMMUNICATION FACILITIES 6-3-11. EVALUATING PLANNED OR FUTURE AIRPORT DEVELOPMENT PROGRAMS 6-3-12. EVALUATING TEMPORARY CONSTRUCTION 6-3-13. CONSIDERING SHIELDING 6-3-14. CONSIDERING SHADOW PLANE 6-3-15. RECOMMENDING MARKING AND LIGHTING OF STRUCTURES 6-3-16. NEGOTIATIONS 6-3-17. CIRCULARIZATION