- ALL OPERATIONS ARE CONDUCTED IN VFR WEATHER CONDITIONS. - THE LANDING AREA IS LIMITED TO PRIVATE USE. - THE PROPONENT IS REQUIRED TO COMPLY WITH THE REMARKS MADE IN THE ATTACHED FAA LINE OF BUSINESS COMMENT MATRIX. - A CLEAR 20:1 APPROACH SLOPE BE ESTABLISHED. IF THERE ARE OBSTRUCTIONS THAT PENETRATE THE 20:1 APPROACH SURFACE, THEY SHOULD BE REMOVED OR LOWERED. IF THE PENETRATING OBSTRUCTIONS CANNOT BE REMOVED OR LOWERED, WE RECOMMEND THAT THE THRESHOLDS BE DISPLACED AND APPROPRIATELY MARKED, SO AS TO PROVIDE A CLEAR 20:1 APPROACH SLOPE SURFACE TO EACH RUNWAY END. - THE CENTERLINE OF AN AIRPORT RUNWAY SHOULD HAVE A LATERAL SEPARATION OF AT LEAST 60 FEET FROM ROADS AND OTHER OBJECTS FOR AIRCRAFT WITH APPROACH SPEEDS LESS THAN 50 KNOTS AND 120 FEET FOR AIRPLANES WITH APPROACH SPEEDS OF 50 KNOTS OR GREATER. PLEASE NOTE THAT ROADS ARE DEFINED AS OBSTRUCTIONS BY PART 77. PRIVATE ROADS ARE THE GREATER OF A 10 FOOT OBSTRUCTION OR THE HIGHEST MOBILE OBJECT THAT NORMALLY TRAVERSES THE ROAD. PUBLIC ROADS ARE CONSIDERED A 15 FOOT OBSTRUCTION, INTERSTATE HIGHWAYS ARE A 17 FOOT OBSTRUCTION, RAILROADS ARE 23 FOOT OBSTRUCTIONS AND WATERWAYS ARE THE HIGHEST MOBILE OBJECT THAT TRAVERSES THE WATERWAY. IT IS ESSENTIAL THAT EACH AIRPORT RUNWAY THRESHOLD MEET THE SITING STANDARDS SHOWN IN FIGURES A2-1, A2-2, AND A2-3 OF FAA ADVISORY CIRCULAR (AC) 150/5300-13, AIRPORT DESIGN. PLEASE NOTIFY THE FAA WITHIN 15 DAYS OF COMPLETING...