Ai Bi B-Ii Bi, B-Ii Ci, Di C-Ii, D-Ii C-Iii, D-Iii C-Iv, D-Iv Dv
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A-I • Beech Baron 55 C-I, D-I • Beech Bonanza • Cessna 150 • Beech 400 11MP12-3C-12/07/11 • Cessna 172 • Lear 25, 31, 35, 45, • Cessna Citation Mustang 55, 60 • Eclipse 500 • Israeli Westwind • Piper Archer • HS 125-400, 700 • Piper Seneca less than B-I 12,500 lbs. • Beech Baron 58 C-II, D-II • Cessna Citation III, VI, VIII, X • Beech King Air 100 • Cessna 402 • Gulfstream II, III, IV • Canadair 600 • Cessna 421 • ERJ-135, 140, 145 • Piper Navajo • CRJ-200/700 • Piper Cheyenne • Embraer Regional Jet • Swearingen Metroliner • Lockheed JetStar • Cessna Citation I less than B-II 12,500 lbs. C-III, D-III • ERJ-170, 190 • CRJ 700, 900 • Boeing Business Jet • Super King Air 200 • B 737-300 Series • Cessna 441 • MD-80, DC-9 • DHC Twin Otter • Fokker 70, 100 • A319, A320 • Gulfstream V • Global Express over B-I, B-II 12,500 lbs. • Super King Air 350 C-IV,, D-IV • Beech 1900 • B-7B-75757 • Jetstream 31 • B-76B-7677 • Falcon 10, 20, 50 • CC-130-130 • Falcon 200, 900 • DDC-8-70C-8-70 • , III, IV, V Citation II • MD-1MD-111 • Saab 340 • Embraer 120 A-III, B-III D-V • DHC Dash 7 • DHC Dash 8 • DC-3 • B-74B-7477 SSerieseries • Convair 580 • B-77B-7777 • Fairchild F-27 • ATR 72 • ATP Note: Aircraft pictured is identified in bold type. CORVALLIS MUNICIPAL AIRPORT Exhibit 3A AIRPORT REFERENCE CODES planning period. Some of the largest width and separation design standards. business jets, such as the Gulfstream V, The critical aircraft for a general aviation fall in ARC D-III, and are capable of oper- airport may be a specific aircraft model or ating at the airport under certain condi- it can be a combination of several aircraft tions. within the same ARC (family of aircraft), that when combined, exceed the 500 op- TABLE 3A erations threshold. Airport Reference Code Aircraft Approach Category General aviation aircraft using the airport Category Speed include a variety of single and multi- A < 91 Knots B 91- < 121 Knots engine piston-powered aircraft, turbo- C 121- < 141 Knots props, business jets, and helicopters. D 141- <166 Knots While the airport is used by helicopters, E > 166 Knots they are not included in this determina- Airplane Design Group¹ tion as they are not assigned an ARC. Group Tail Height (ft) Wingspan (ft) I < 20 < 49 II 20- < 30 49- < 79 III 30- < 45 70- < 118 Based Aircraft IV 45- < 60 118- < 171 V 60- < 66 171- < 214 The determination of the critical aircraft VI 66- < 80 214- < 262 (or family of aircraft) will first examine ¹ Utilize the most demanding category. the types of based aircraft followed by an Source: FAA AC 150/5300-13, Airport Design analysis of itinerant activity. The majority of the based aircraft are single and multi- engine piston-powered aircraft which fall In order to determine airfield design re- within approach categories A and B and quirements, the critical aircraft and criti- ADG I. These smaller aircraft are often cal ARC should first be determined before used for local operations which are not appropriate airport design criteria can be included in the critical aircraft determina- applied. This begins with a review of air- tion. craft currently using the airport and those expected to use the airport through the The next step is to identify the larger 20-year planning period. based aircraft including turboprops and business jets. These aircraft types typical- ly have higher utilization rates than CURRENT CRITICAL AIRCRAFT smaller aircraft and rarely perform local operations. These aircraft types can rep- The critical design aircraft is defined as resent the critical aircraft on their own, the most demanding category of aircraft due to high utilization, or in combination which conduct 500 or more itinerant op- with other aircraft in the same ARC. erations at the airport each year. In some cases, more than one specific make and There are three based turboprop aircraft. model of aircraft comprises the airport’s The Piper Cheyenne (PA-31T) and a Cess- critical design aircraft. One category of na Conquest 425 are ARC B-I aircraft. The aircraft may be the most critical in terms Beech King Air 300 is an ARC B-II aircraft. of approach speed, while another is most The based business jet is a Cessna Cita- critical in terms of wingspan and/or tail tion I (CJ1) 525 which falls in ARC B-I. height, which affects runway/taxiway The based CASA jet falls in ARC C-I. 3-3 Itinerant Aircraft on airport design standards than smaller aircraft. The following analysis will focus Accounting for activity by itinerant air- on itinerant activity by jets at Corvallis craft at non-towered general aviation air- Municipal Airport. The FAA ETMSC data- ports can be challenging. Recent innova- base is the primary source for business jet tions from the FAA have made this task activity at the airport. A secondary more manageable. The FAA has recently source, www.airportiq.com, was also con- made available the Enhanced Traffic Man- sulted. agement System Counts (ETMSC) which is an FAA database of aircraft operations. The website airportiq.com is an online Information is added to the ETMSC data- subscription service that tracks flight base when pilots file flight plans and/or plans opened and closed on the ground. when flights are detected by the National While this source showed fewer jet opera- Airspace System, usually via radar. It in- tions than the ETMSC, valuable infor- cludes documentation of commercial traf- mation such as aircraft owner, aircraft fic (air carrier and air taxi), general avia- type, N-number, origin, destination, date, tion, and military aircraft. Due to factors and time-of-day are provided. Table 3B such as incomplete flight plans and lim- presents a sampling of the business jet ited radar coverage, ETMSC data cannot types that are known to operate at the account for all aircraft activity at an air- airport. As can be seen, a wide variety of port. Therefore, it is likely that there are businesses, including the largest fraction- more operations at an airport than are al share operators, utilize the airport. captured by this methodology. Nonethe- Aircraft as large as the Gulfstream V (D- less, this information provides a reasona- III) were identified in the database. More ble estimate of itinerant operations. common business jet activity is seen from those in ARC C-II and below. Since business jets are larger and faster, they will typically have a greater impact TABLE 3B Business Jet Activity by Type Corvallis Municipal Airport Owner/Operator Aircraft Model Aircraft ARC Cascade Honey B, LLC Cessna 525 B-I Fugate J Larry DBA Challenger 600 C-II GC Air, LLC Gulfstream V, Citation X D-III, C-II Kiewit Engineering Co. Lear 45 D-I Transmeridian Aviation, LLC Gulfstream IV D-II Videx, Inc Lear 45 D-I Air Wolf, LLC Lear 45 D-I BGST, LLC Cessna 680 B-II Crown Air, LLC IAI Westwind C-I Ingram Industries, Inc. Cessna 680 C-II JFWF, LLC Hawker 800 C-I Johnson & Johnson Finance Hawker 800XP C-II Air Blessing, LLC Hawker 800XP C-II Pepsi America Vending Challenger 600 C-II Risk Strategies, LLC Lear 60 D-I Swiflite Aircraft Corp. Gulfstream IV D-II Citation Shares Various B-II, C-I, C-II Executive Jet Various B-II, C-I, C-II Flight Options Various B-II, C-I, C-II Bombardier Business Jets Various C-I, C-II Source: www.airportiq.com 3-4 .