Diplomatic Design Reinvents the Former U.S. Embassy in Oslo


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Although lots of the American public is certainly blind to the alternate, the population of London, The Hague, and Oslo—to call towns in simply 3 international locations involved—can not have failed to note a big shift in U.S. international coverage. Because the early 2010s, as conservation architect Jorge Otero-Pailos defined in his 2014 essay, “Public Structure After The united states’s Withdrawal: At the Preservation of U.S. Embassies,” the government has been “quietly promoting off” its treasured city-center chanceries—a lot of them fantastic examples of postwar Modernism—“to the very best bidder, and the usage of the cash to construct new, greater, and extra closely secure constructions” in outer places. With this post-9/11 safety crucial in intellect, the U.S. embassy in Britain has been moved from Mayfair to 9 Elms, that within the Netherlands from The Hague to the neighboring the city of Wassenaar, and Norway’s from Henrik Ibsens Gate, reverse the royal palace, to the suburb of Makrellbekken. After the sell-off, there stays the query of what occurs to those decommissioned edifices, “a destiny that varies so much relying at the host nation—some are merely demolished, others preserved to a better or lesser level,” says Otero-Pailos, whose experience noticed him sign up for the staff of architects that closing December finished the conversion of the Oslo chancery right into a mixed-use complicated for property-developer Fredensborg.

Architectural Record cover - February 2024.

Ambassaden’s canopied front (peak of web page) results in a rhombus-shaped atrium (above). Picture © Einar Aslaksen, click on to magnify.

From 1948 onward, because the Chilly Warfare grew ever colder, structure took on a very powerful diplomatic position for the U.S., which started a program of embassy construction that sought to seduce public opinion in allied international locations that had joined the combat in opposition to communism. Little chunks of The united states, those chanceries now not simplest housed ambassadorial and consular places of work but additionally introduced cultural services and products, proposing unfastened libraries and screenings of U.S. films in a coverage of sentimental propaganda. Eschewing the classical language that had ceaselessly characterised U.S. executive structures up to now, the State Division embraced the Modernist idiom of company The united states as epitomized by way of New York’s Park and Madison avenues. “For me, as a kid, this factor used to be like one thing beamed from the long run, a actually mind-blowing construction,” recollects Otero-Pailos of the Madrid embassy (King, Warlon, and Guarrigues, 1950–55) by which his circle of relatives emigrated to the U.S.


The construction’s extremities terminate at sharp, blade-like corners. Picture © Einar Aslaksen

Positioned in a rustic that has a 122-mile border with Russia, the Oslo embassy, which opened in 1959, used to be one in every of two designed by way of Eero Saarinen—the opposite being London’s, which is recently present process conversion right into a lodge by way of David Chipperfield Architects (because of entire in 2025). Set again from the bounds of its triangular web site, the Oslo chancery gifts 3 nearly similar four-story facades in precast-concrete modules that, thank you to very large quantities of labradorite mixture, seemed black when first unveiled. In part load-bearing, the elevations created a strikingly graphic impact as the sunshine stuck their sides, emphasizing the distinction between the darkish concrete and the white-painted window frames—for Saarinen, the construction used to be to include the stern magnificence of a gentleman in night apparel. As stipulated by way of the State Division, it had 3 major entrances: at its jap extremity, that to the library and auditorium; at its western tip, that to the consulate; whilst, in the midst of the northern facade, reverse the palace, stood the doorways to the embassy correct, signaled in the street by way of a steel-and-concrete flagpole-canopy designed by way of César Pelli, then a tender staffer at Saarinen & Friends.





The atrium options teak (1), whilst places of work come with walnut (2 & 3). Picture © Einar Aslaksen

After hiking the shallow flight of stairs within the embassy front, which used to be guarded by way of a desk-seated marine, personnel arrived in a sq., top-lit atrium with a pool and a faceted ceiling. Saarinen clad two aspects of the atrium in wide-spaced white-painted brick, and positioned open walkways at the back of a display of teak slats at the others. Workplaces, furnished by way of Knoll, have been covered up alongside all 3 facades, with hearth escapes and lavatories tucked away within the two triangular areas between the atrium and the workplace corridors. The library occupied the entire of the second one surface alongside the northern facade, the auditorium and personnel eating place have been positioned within the semi-basement (because of the web site’s slope, it turns into the bottom surface on the rear); and mechanical apparatus used to be hidden away at the roof in a setback tale.


Sunlight floods the places of work, which line the construction’s perimeter. Picture © Einar Aslaksen

“When the buyer purchased the construction, he didn’t know who Saarinen used to be and even that it used to be by way of a well-known architect,” laughs Jonas Norsted of Norwegian workplace Atelier Oslo, which used to be one member of the staff—along fellow Norwegians Lundhagem and conservation architects Erik Langdalen and Otero-Pailos—that received the 2017 festival to transform the construction for Fredensborg’s billionaire founder Ivar Tollefsen. Taking a look to transport the company’s headquarters there, Tollefsen used to be quickly checked by way of the Norwegian government who, following a reconnaissance excursion performed whilst the construction used to be nonetheless U.S. territory, instantly landmarked the embassy as soon as the sale went via. Since a lot of the chancery used to be off-limits throughout the seek advice from, the heritage fee indexed simplest what it had in truth noticed: the facades, the entrances and atrium, the entire of the second one surface the place the library used to be positioned, the auditorium, and the fourth-floor ambassador’s workplace.


Recent mosaicwork by way of Diena Georgetti enhances the midcentury structure. Picture © Einar Aslaksen

“The primary query within the festival transient used to be, ‘How a lot more room is conceivable?’” continues Norsted, whose staff proposed including flooring each on peak of and beneath the construction. Adversarial to any extension, the heritage fee vetoed construction upward, which might have altered Saarinen’s proportions, however gave approach on digging down when it turned into transparent that it used to be the one approach of compressing in as of late’s voluminous HVAC techniques. Consequently, probably the most radical intervention is invisible from out of doors: all the plot has been excavated to a intensity of fifty toes, a anxious procedure that took 18 months, because the flooring consisted of cast rock that needed to be drilled and dynamited away whilst the construction used to be propped on transient remains (as of late changed by way of an enduring construction in metal). In addition to the mechanical apparatus, the brand new basement comprises a big occasions house (with its personal front within the sidewalk on the rear), a health club, and a parking storage, whilst the previous auditorium and personnel eating place now area a brasserie. Every other eating place crowns the construction—the erstwhile technical surface has been rebuilt to make the most of perspectives over the palace and Oslo’s harbor—and a café may also be discovered the place consular services and products have been as soon as positioned.


Saarinen-designed Tulip chairs furnish the eating place. Picture © Einar Aslaksen

Whilst each the landmarked ambassador’s workplace and 2d surface had been meticulously restored, together with restore of the library’s artful shelving machine, the rest of the usual workplace flooring used to be gutted to make approach for extra state of the art lodging—despite the fact that the outcome, with its walnut-and-glass walls, seems extra Mad Males than the originals. The crucial to appreciate the construction’s volumes made set up of mechanical air flow extraordinarily difficult, main the architects to expand an inventive method that, along with small-diameter ducts and porous dropped ceilings, makes use of the atrium as a chimney to extract stale air. Every other problem used to be offered by way of the construction’s facades, which had pale to a lifeless gray-brown and have been badly deteriorated in puts. “The producer that forged the modules used salt within the combine as it helped the concrete set quicker,” explains Langdalen. “However ultimately, that proved disastrous, for the reason that salt corroded the rebar, resulting in spalling.” 3 years have been required to scrape out, deal with, and patch the losses, and then 3 millimeters (roughly 0.1 inch) have been shaved off the surfaces of all the facade to convey again its preliminary anthracite sheen.

“Folks ask, ‘What have you ever been doing?’ as it appears to be like as despite the fact that we haven’t finished anything else right here in any respect,” jokes Norsted concerning the conversion, which reportedly value greater than double the $44 million acquire value. The method in Oslo could be very other from that during London, the place Saarinen’s chancery has now not simplest been gutted however sports activities a tall new higher tale. Within the preservation global, on the other hand, “What have you ever been doing?” is concerning the very best praise there’s.

Prior to renovation, the architects created a photogrammetric fashion of the embassy construction (underneath). Click on and drag the graphic to rotate in 3D.

Click on plan to magnify


Click on segment to magnify




Eero Saarinen (authentic); Atelier Oslo & Lundhagem — Jonas Norsted (Atelier Oslo), Svein Lund (Lundhagem), companions in fee; Bosheng Gan (Atelier Oslo), Ane Forfang (Lundhagem), architects in fee; Ola Høgmoen, Heiki Fretheim, Patrick Larsson, Tomas Rønhovde, Anna Sommarstøm, Erlend Eidsaa, Ellen Sjong, Sofie Skoug, Mesi Koponen, challenge architects


Bollinger + Grohmann


Erik Langdalen + Jorge Otero Pailos (preservation); Paulsen & Nilsen (inside design); LCLA Place of work, SLA (panorama structure); Fokus Rådgiving (pm/fp); Foyn Seek the advice of (electric); Norconsult (construction physics); Hyperlink Arkitektur AS (air flow); Golder Friends (geotechnical)

Basic Contractor:

Oslo Byggentreprenør


Fredensborg AS


101,200 sq. toes



Crowning glory Date:

November 2023



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