Odeon Leicester Square Case Study

Cant i fixCas eSt udy Vol ume7: Lei ces t erSquar e Odeon

Engi neer s Bur oHappol d Mai nCont r act or s GFHol di ngCont r act i ng

Speci f i cat i ons •Roofandwalls : Clears t and ardheats t rengt hened glas swi t hPVB i nt erlay erand SN70/ 37coat i ng Argonf i lledcav i t yandblacks pacer 1 7.

5mm ClearLow-i ronHeat St rengt henedGlas swi t hPVB i nt erlay er( SGPonroofpanels ) •Glas sbeams : Quad rupleLami nat econs i s t i ngof : 4x1 0mm ClearToughenedHeats oak t es t edglas s 3x1 .

5mm SGPi nt erlay er

KEYFACTS •Theglas sboxs t and sat4.

9m hi gh, 1 6.

5m wi d eandjus tov er2.

7m d eepand compri s es30 glas spanelsand1 4glas s beams •Becaus eoft hepubli cand hi gh-prof i lenat ureoft hes pace,bei ng homet ot opf i lm premi ersandhos t i ng t hecream ofHolly woodandbey ond , t heglas swasbomb-proof .Int he ev entofablas t ,glas ss hard swon’ t rai nd ownonLei ces t erSquareandt he boxwi llremai ni nt act COLLABORATORS Contractors:GF Holdi ng Li mi ted Engi neeri ng:Buro Happold

Challenges

•Themostobvi ouschallengeherei sthe engi neeri ng.Thepanelsareover4m hi gh andtheboxspansover1 6m.Our collaborati veapproachwi thBuroHappold waskeytogetti ngthi sprojectri ght •Anotherhugechallengewaslogi sti cs.

Lei cesterSquarei soneofthebusi estareas i nLondonfortouri sts,soshutti ngi tdown fortherefurbi shmentwasclearlynotan opti on.Therestri ctedsi zeofthesi teand li mi tedaccesswerechallengi ng,butwe reveli nachallengeandgotourwork completedonti meandonbudget

PRESSQUOTES “Thefull. . . makeovertransformsthe ci nemai ntoastunni ng lei sureand entertai nmentvenue.Theopulentnew Oscar’ sBar( namedafterODEON founder OscarDeutsch) . . .offer[s]guestsstunni ng vi ewsacrossLei cesterSquarefrom the bespokenew glassenclosedbalcony. ”BacktotheMovi es “Therebornandlovi nglyrestored ci nemablendsthehi stori cglamorand charm oftheori gi nalvenuewi thstate oftheartluxuryandtechnology. ”Premi erConstructi onNews

St ruct ural s i li cone f oam backi ng rod s DGU s i li cone

Pi gnos e bol t ed f i xi ng

Inord ert oallow t heboxt of lexi ns t eadoff alli ngt opi ecesi nt he ev entofabomb,t heglas sbeamsweref i xedwi t habol t ,allowi ng t hem t orot at et oac comod at emov ementoft heroofandwalls .

Moreov er,t heroofandwallswerebond edwi t hs t ruct urals i li conet o allow f ormov ementbet weent het wo.SIKA,ourexperts i li cone part ners ,recommend edweus ef oam backi ngrod st os eparat et he s i li conebond i ngt hei nd i v i d ualDGUsandt hes i li conebond i ngt he d i f f erentglas suni t ss ot hatt heDGUss t ayi nt actev eni ft hepanelsare s eparat ed .

St ruct ural s i li cone

Thed et ai latt hebot t om oft heglas sbeamsus esas i mi larf i xi ngagai n t oallow mov ementi ncas eofablas t .Thebeamss loti nt os t ai nles s s t eels hoest oholdt hem i nplaceandt hes hoesare,i nt urn,bol t edi nt o s t eelsi nt hef loor.St ruct urals i li conebond st hes hoest ot heglas s , agai nt oallow f ormov ement .

Wheret heglas swallsont hes i d eoft heboxf i xi nt ot hewallsoft he mai nbui ld i ng,t heglas spanelsarebond edt ot hes urround i ngs t ruct ure us i ngs t ruct urals i li cone.Y oumayhav enot i cedat hemeherebynow t hi sallowsmov ementi ncas eofabombblas t ,allowi ngt helami nat ed glas suni tt oremai ni nt actandi nplaceev eni ft heglas si sbroken.

Collaborat ors