British Aerospace 146

British Aerospace 146
BAE Systems · Public domain · source
Name	British Aerospace 146
Role	Regional airliner
Manufacturer	British Aerospace
First flight	3 September 1981
Introduced	1983
Status	Retired from many airlines; freighter/charter/VIP use continues

British Aerospace 146 is a short-haul regional airliner developed by British Aerospace in the late 1970s and early 1980s, notable for its high-wing, four-engine layout and quiet operation. The type entered service with operators such as Dan-Air and Flightline and later saw widespread use among Eurojet-era carriers, royal flight services, and air ambulance conversions. Its STOL-capable design and robust undercarriage made it suitable for operations at constrained airports like London City Airport and remote airfields worldwide.

Development and design

Design work began within Hawker Siddeley during a period when regional aviation demand grew across European Economic Community markets and former British Airways feeder networks. The program consolidated experience from companies such as de Havilland and Fairey Aviation and aimed to replace older turboprops used by carriers like Dan-Air and Manx Airlines. The resulting airframe used a high-mounted wing, T-tail and four Avco Lycoming ALF 502 turbofan engines, drawing on technology and suppliers linked to Rolls-Royce component standards and the Civil Aviation Authority certification process. The BAe 146 incorporated leading-edge slats, double-slotted flaps and a strengthened nosegear to meet short-field performance required by airports like London City Airport and Kai Tak Airport. Cabin design targeted commuter markets served by Olympic Airways-type routes and corporate charters for entities including BAe Systems contractors and Shell Aircraft divisions.

Variants

The family evolved into several subtypes to address different payload and range needs across operators such as British Airways and Swissair subsidiaries. The initial production model offered seating capacities tailored to regional carriers like Dan-Air and Olympic Aviation while later stretched versions increased capacity for routes similar to those flown by KLM Cityhopper and Lufthansa CityLine. Dedicated freighter conversions catered to logistics firms like DHL and FedEx-contract carriers, while corporate and VIP conversions served governments and royal households including Monaco and Saudi Royal Flight. Military variants and special mission platforms were adapted for tasks comparable to those performed by modified transports used by Royal Air Force and other air arms.

Operational history

Entry into service began in the early 1980s with carriers based in the United Kingdom and continental hubs in Germany, Switzerland, and Spain. The type rapidly penetrated markets served by commuter networks such as those run by British Midland and regional affiliates of Iberia and Air France. Its quiet operation and relatively low approach speeds made it attractive for noise-sensitive airports like Heathrow Airport and Gatwick Airport as well as municipal fields in Scandinavia and Australia. Over time, airlines shifted to twinjet designs from manufacturers like Bombardier Aerospace and Embraer for improved fuel economy, but the BAe 146 continued in niche roles: short-field access at London City Airport, freight services with operators following corporate consolidations like Atlas Air, and humanitarian missions in regions served by non-governmental organizations such as Red Cross-chartered flights.

Operators and military use

Civil operators ranged from major flag carriers such as British Airways and QantasLink-style regional units to charter operators and freight companies including ASL Aviation Holdings. Governments and militaries adapted the airframe for VIP transport and specialist roles; examples include service with air arms and state flight departments akin to deployments by the Royal Australian Air Force and conversion programs managed by aerospace firms like Marshall Aerospace. Special mission roles mirrored those undertaken by modified transports in peacetime operations by organizations like United Nations agencies and NATO support units, with modifications for medevac, surveillance, and cargo handling performed by contractors from the aerospace supply chain.

Accidents and incidents

The BAe 146 experienced several notable events during its operational life, with causes investigated by authorities such as the Air Accidents Investigation Branch and international counterparts like the National Transportation Safety Board. Incidents included hard landings, runway excursions at challenging airfields like Kai Tak Airport, and rare in-flight emergencies attributed to system failures or human factors investigated under protocols similar to those used in inquiries into other regional types. Outcomes of investigations led to airworthiness directives and operational changes implemented across fleets by operators including British Airways and freight carriers.

Specifications

Typical specifications for a mid-range variant (approximate): - Crew: two pilots - Capacity: 70–112 passengers depending on configuration, comparable to regional types used by KLM Cityhopper and Lufthansa CityLine - Engines: four Avco Lycoming ALF 502 turbofans - Maximum takeoff weight: variant-dependent, aligned with regional requirements overseen by European Union Aviation Safety Agency - Cruise speed: fast regional cruise similar to other short-haul jets serving hubs like Heathrow Airport - Range: suitable for regional sectors comparable to routes linking London with Amsterdam, Paris, and secondary cities across Europe

Category:British civil aircraft Category:Regional jets