ʻOku fakafaʻahinga ʻa e ngaahi puha fale ʻo e fakaʻauha ʻo makatuʻunga ʻi he lahi ʻo ʻenau ngaahi fakamatala ʻi he founga, kamata mei he 1/2 ʻinisi ki he 3 ʻinisi. ʻOku kau heni ʻa e lalahi hange ko 1/2 ʻinisi, 3/4 ʻinisi, 1 ʻinisi, 1.2 ʻinisi, 1.5 ʻinisi, 2 ʻinisi, 2.5 ʻinisi, mo e 3 ʻinisi. ʻIkai ngata ai, ʻOku maʻu ʻa e ngaahi puha fale ko ʻeni ʻi ha ngaahi fokotuʻutuʻu pau ʻe Hongofulu, ʻoku feʻunga takitaha mo e ngaahi fie maʻu ki hono fola kehekehe:
1. Taipeʻi ʻa e A: Lele hangatonu – Feʻunga mo e ngaahi fehokotakiʻanga ʻo e telinga.
2. Sīpinga B: ʻOku lafalafa ʻa e paasi – Fokotuʻutuʻu ki he keipolo hangatonu routing.
3. Sīpinga C: T-ʻoku lafalafa – Feʻunga mo e ngaahi konga ʻo e T.
4. Taipeʻi ʻa e D: Kolosi ʻi he feituʻu tokalelei – Fakaʻaongaʻi ki he founga hono faʻu ʻo e junctions.
5. Taipeʻi ʻa E: Tuiʻinima paasi lafalafa – Haohaoa ki he tuliki toʻomataʻu ʻi he conduits.
6. Taipeʻi ʻa e F: Lele hangatonu tautau – Optimized ki he ngaahi fehokotakiʻanga ʻo e telinga.
7. Taipeʻi ʻa e G: Paasi fakahangatonu ʻa e tautau – Fakafaingofuaʻi ʻa e routing keipolo ʻi he ngaahi fola ʻoku tuku ai.
8. Taipeʻi ʻa e H: T-paasi tautau – Feʻunga mo e ngaahi konga ʻo e T ʻi he misini fakaʻata lahi conduits.
9. Taipeʻi ʻa e I: Kolosi ʻi he tautau – Naʻe fokotuʻutuʻu ki he kolosi junctions ʻi he ngaahi founga ʻoku tuku ai e founga.
10. Sīpinga J: Tuiʻinima paasi tautau – ʻOku liliu ʻa e lelei taha ki he tuliki toʻomataʻu ʻi he tautau conduits.
ʻOku fokotuʻutuʻu ʻa e faʻahinga takitaha ko ʻeni ke ʻomi ha seamless mo ha ngaahi fehokotakiʻanga malu ʻi ha ngaahi fakafepakiʻi ngaahi ʻātakaí, fakapapauʻi ʻoku malu mo falalaʻanga ʻi he ngaahi feituʻu fakatuʻutamaki.