Ukurhangqa
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Iishelufu zeT-Post
1. Iishelufu ze-T-post yinkqubo yeeshelufu engabizi kakhulu neguquguqukayo, eyenzelwe ukugcina imithwalo emincinci nephakathi ukuze ifikeleleke ngesandla kwiintlobo ngeentlobo zezicelo.
2. Izinto eziphambili ziquka ukuma nkqo, inkxaso esecaleni, iphaneli yesinyithi, ikliphu yephaneli kunye nokuxhasa ngasemva.
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Iishelfu ze-Angle
1. Iishelufu zee-engile yinkqubo yeeshelufu ezingabizi kakhulu nezinokusetyenziswa ngeendlela ezahlukeneyo, eyenzelwe ukugcina imithwalo emincinci nephakathi ukuze ifikeleleke ngesandla kwiintlobo ngeentlobo zezicelo.
2. Izinto eziphambili ziquka ukuma nkqo, iphaneli yesinyithi, iphini yokutshixa kunye nesixhumi sekona ezimbini.
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Iishelufu ezingenaboliti
1. Iishelufu ezingenabholiti yinkqubo yeeshelufu engabizi kakhulu neguquguqukayo, eyenzelwe ukugcina imithwalo emincinci nephakathi ukuze ifikeleleke ngesandla kwiintlobo ngeentlobo zezicelo.
2. Izinto eziphambili ziquka ukuma nkqo, umqadi, ibhrakhethi ephezulu, ibhrakhethi ephakathi kunye nephaneli yesinyithi.
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Iishelfu zeLongspan
1. Iishelufu ze-longspan yinkqubo yeeshelufu engabizi kakhulu neguquguqukayo, eyenzelwe ukugcina ubungakanani obuphakathi kunye nobunzima bemithwalo ukuze ifikeleleke ngesandla kwiintlobo ngeentlobo zezicelo.
2. Izinto eziphambili ziquka ume nkqo, umqadi wenyathelo kunye nephaneli yesinyithi.
