dˈʊɹɹɪŋ kənstɹˈʌkʃən wˌɪtʃ lˈæstᵻd fɹʌm nˈaɪntiːnhˈʌndɹɪd nˈaɪnti sˈɛvən tə tˈuː θˈaʊzənd wˈʌn, pˈɑːɹt ʌvðɪ ˈʌndɚɡɹˌaʊnd sˈɔɪl wʌz ɹᵻmˈuːvd tə mˌeɪk ðɪ ˈʌndɚɡɹˌaʊnd sˈʌbweɪ sˈɪstəm, kˈɔːzɪŋ ɐ hˈoʊl ʌv twˈɛnti tˈuː ˈɛm bᵻlˌoʊ ænd ɐ sˈɪŋkɪŋ ʌvðə stɹˈiːt ʌv ɐbˌaʊt fˈoːɹ ˈɛm.
During construction which lasted from 1997 to 2001, part of the underground soil was removed to make the underground subway system, causing a hole of 22 m below and a sinking of the street of about 4 m.