A survey and alignment crew carefully align the beamline segments by using a laser tracker. All beamlines must be within micrometre tolerance. Good alignment helps to prevent beam loss, and beam from colliding with the pipe walls, which creates secondary emissions and/or radiation.
ʌ WORD_BOUNDARY s ɜː v eɪ WORD_BOUNDARY æ n d WORD_BOUNDARY ʌ l aɪ n m ə n t WORD_BOUNDARY k ɹ uː WORD_BOUNDARY k ɛ ɹ f ə l i WORD_BOUNDARY ʌ l aɪ n WORD_BOUNDARY ð ə WORD_BOUNDARY b iː m l aɪ n WORD_BOUNDARY s ɛ ɡ m ə n t s WORD_BOUNDARY b aɪ WORD_BOUNDARY j uː z ɪ ŋ WORD_BOUNDARY ʌ WORD_BOUNDARY l eɪ z ə ɹ WORD_BOUNDARY t ɹ æ k ə ɹ ɹ WORD_BOUNDARY ɔ l WORD_BOUNDARY b iː m l aɪ n z WORD_BOUNDARY m ʌ s t WORD_BOUNDARY b iː WORD_BOUNDARY w ɪ ð ɪ n WORD_BOUNDARY m aɪ k ɹ oʊ m iː t ə ɹ WORD_BOUNDARY t ɑ l ə ɹ ɹ ə n s WORD_BOUNDARY ɡ ʊ d WORD_BOUNDARY ʌ l aɪ n m ə n t WORD_BOUNDARY h ɛ l p s WORD_BOUNDARY t ə WORD_BOUNDARY p ɹ ɪ v ɛ n t WORD_BOUNDARY b iː m WORD_BOUNDARY l ɔ s WORD_BOUNDARY æ n d WORD_BOUNDARY b iː m WORD_BOUNDARY f ɹ ʌ m WORD_BOUNDARY k ə l aɪ d ɪ ŋ WORD_BOUNDARY w ɪ ð ð ə WORD_BOUNDARY p aɪ p WORD_BOUNDARY w ɔ l z WORD_BOUNDARY w ɪ t̠ʃ WORD_BOUNDARY k ɹ iː eɪ t s WORD_BOUNDARY s ɛ k ə n d ə ɹ ɹ i WORD_BOUNDARY ɪ m ɪ ʃ ə n z WORD_BOUNDARY æ n d WORD_BOUNDARY s l æ ʃ WORD_BOUNDARY ɔ ɹ WORD_BOUNDARY ɹ eɪ d ɪ eɪ ʃ ə n WORD_BOUNDARY