ðə ɹˈuːf wˈeɪz nˈaɪnti θɹˈiː tˈʌnz nˈaɪnti fˈoːɹ.fˈaɪv tˈʌnz, spˈænz twˈɛnti tˈuː ˌɛftˈiː sˈɪks.sˈɛvən ˈɛm ˌoʊvɚ ðə wˈʌnhˈʌndɹɪd ˌɛftˈiː θˈɜːɾi.fˈoːɹ ˈɛm lˈɔŋ nˈeɪv ænd ɪz sˈɪksti ˌɛftˈiː ˈeɪtiːn.tˈuː ˈɛm hˈaɪ.
The roof weighs 93 tons (94.5 tonnes), spans 22 ft (6.7m) over the 100 ft (30.4m) long nave and is 60 ft (18.2m) high.