ðə dˈɑːlɚ θˈɜːɾi tˈuː mˈɪliən kˈɑːntɹækt fɔːɹ bˈɪldɪŋ wˈɔːɹnbɹoʊ stˈeɪʃən ænd ɹˈɑːkɪŋˌæm stˈeɪʃən wʌz ɐwˈɔːɹdᵻd tʊ ɐ dʒˈɔɪnt vˈɛntʃɚ bᵻtwˌiːn dˈoːɹɪk kənstɹˈʌkʃənz ænd bɹˈaɪɚɾi kəntɹˈæktɚz ɪn dʒˈuːn tˈuː θˈaʊzənd fˈaɪv.
The $32 million contract for building Warnbro station and Rockingham station was awarded to a joint venture between Doric Constructions and Brierty Contractors in June 2005.