Having had some prior unhappy experiences in trying to repair the rotten roof of his old church in England, Bishop Steere was determined to build a roof for the ages. Distrusting wood because of termites and fire danger and having no funds for expensive iron roofing materials he decided to build his roof out of concrete.
Thamani hasa kubwa ya juhudi zake za usanifu majengo ni Paa la kanisa kuu. Akikumbuka matokeo yasiopendeza wakati akijaribu kufanya matengenezo la paa lililooza la kanisa lake kongwe la Kiingereza, Askofu Steer alidhamiria kujenga paa kwa kutumia muda mrefu.