Taura Papatahi Poraka Karauna

Ngā Āhuatanga o te Hua

He hanganga papatahi ngāwari te taura papatahi o te poraka karauna, e whakamahia ana mō te tāutanga nekeneke o te taura hiko, taura hononga whakahaere rānei o ngā taputapu poraka karauna. Ko te taura papatahi haere o te poraka karauna ka tāutahia mā te momo whakatārewatanga haere, e kiia ana hoki ko te taura papatahi haere o te poraka karauna (kerēni haere). Ka taea te whakanoho i te waea maitai ngohengohe kume kaha teitei ki ngā taha e rua o te taura i runga i te hiahia hei whakarei ake i te mahi kume o te taura. Ka taea tonu e te hiato waho motuhake te ngohengohe me te ātete mura i te -15 ℃.

Te whānuitanga o te tono

ranunga hua

Kaiārahi: waea parahi miro pai maha-aho, kāore he hāora, e tutuki ana i te paerewa vde0295class 5.

Ārai: te whakaaturanga tae, kia rite ki te 2271iec (parauri, kikorangi, mangu, kōwhai kakariki), te tau pango me te tau mā, kia rite ki te paerewa en50214 (tēnā tohua mēnā kei roto te waea whenua kōwhai kakariki).

Papa: ātete hinu, ātete mura, papa motuhake PVC rapa, hina rānei (ral7001), mangu (ral9005). Me whakamārama i mua i te whakamahinga i waho.

Mena ka whakamahia te kereini penei:

1. Ina whakaritea ngā taura hiki ki te rārangi tika:

(1) Ko te roa o te whakamahinga kore utu neke atu i te 35m;

(2) He nui ake te tere oma i te 1.6 m/S;

Me whai whakaaro ki te tāpiri i ngā huānga amo kawenga ki te taura, ko te tikanga he waea maitai ngohengohe kua whakapūmautia, he taura muka rānei pērā i te miro aramid.

2. Ina whakaritea te taura hiki kia rite ki te aho quincunx:

(1) Neke atu i te 80m te roa o te whakatārewatanga kore utu;

(2) Ko te tere whakahaere he 4.0 m/s ki te 10.0 M/s;

Me whakaarohia te tāpiri i ngā huānga amo kawenga ki te taura, ko te nuinga he taura waea rino ngohengohe kua whakapūmautia.