nickname given headquarters british intelligence agency located acre site suburbs houses employees largest single employer gloucestershire built consolidate multiple buildings completed moved building largest building constructed secret intelligence operations outside united_states small number staff completion second building secret undisclosed location gloucestershire area staff surrounded car bicycle parking concentric rings protected security construction building financed private finance initiative construction costs greatly increased difficulties transferring computer infrastructure building building modern design built primarily steel aluminium stone background construction consolidated operations previously spread sites single location replacing buildings process staff nearby site transferred late design reflects intended new mode work end cold war design talking staff director subordinates estimated building reach worker minutes director office director described desk located shouting distance lawyers cost construction funded private finance initiative forward collective included british facilities management construction company danish security company group british telecommunications company consortium scheduled paid maintain years creation largest project date british government building designed british architect american architectural firm constructed built chairman criticised increasing cost said astonishing realise extent involved sooner said original estimate cost inaccurate security reasons moved computers technical infrastructure caused cost increase years moves new buildings cost times original estimates issues transferring computers paid newly agreed budget having initially refused finance original high figure final cost new headquarters seven times original estimate complexity computer network responsible increase costs issues network found preparing computers bug simply shutting computer individually left unable complete key intelligence work years moving electronics according original schedule unacceptable damage intelligence gathering cost review said government ministers approved consolidation facilities final cost known design divided separate storey structures identical design connected total floor area square metres building contains circular blocks internally divided street covered glass construction materials primarily steel aluminium stone particularly granite local limestone designers incorporated recycled materials construction design subsequently nominated award highlight improvements built environment given civic society circular walkway named street runs building open air garden courtyard lies middle garden large contain royal albert hall courtyard memorial staff killed active service staff died war afghanistan garden banks metres high metres diameter individual spaces include area people working small hour shifts monitor systems news action programme enables staff act quickly freely supply information british armed forces help operations internet centre best technical capabilities matched urgent operational requirements according visited daily_telegraph structure designed potential effect fire terrorist attack building includes independent power generators supply power facilities emergency kilometres installed electrical building surrounded car bicycle parking concentric rings guarded metre metal fence half dozen vehicle served underground road facilities available staff include seat restaurant shops gym prayer quiet room exhibits history displayed building including radios history officially opened queen elizabeth_ii duke edinburgh prime minister united_kingdom visited praised staff working speech twice visited charles prince wales opening charles accompanied second visit small number staff completion vast expansion number employees occurred consequence september attacks staff numbered addition storey office block story car park proposed eventually suspended new buildings intended facilitate arrival staff site initially felt adequate new staff contractors working technical projects eventually relocated secret undisclosed building gloucestershire area parking cars staff residential roads caused annoyance local residents believed arrival new staff affected local parking stated presence new employees offset access rarely granted representatives media visited march documentary cracking code sun newspaper december interview director daily_telegraph october historian writer visited series articles times october anticipation draft powers bill charitable efforts october staff formed giant red poppy central courtyard mark start poppy size long stalk staff wore red rain black centre poppy formed uniforms royal_navy personnel illuminated yellow light mark staff support spectrum colours mark international day annual community day held highlight charitable volunteer work staff local community
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