Whakataki hua
He rite te ahua o te hanga o te riipene whakakaha ki nga aho o runga me raro o te wae truss.Ko te rahi o te hononga o 321 he 3000mm te roa, me te rahi o te hononga o 200 he 3048mm.Ka whakamahia te nuinga ki te whakapakari i nga taura o runga me raro o nga piriti o nga piriti paerewa, nga piriti motuhake ranei.E rua nga rarangi o nga hononga hono o runga me raro, ko te rarangi o raro he watea mo te hono atu ki te taura, ko te rarangi o runga he watea mo te hono ki te anga tautoko, ko te waahanga o runga o te pito piriti wahine me te mutunga o te piriti tane kaore i te rite ki nga roopu whakakaha.I te nuinga o te wa ka whakatauhia te aho whakakaha ki te taha o te huānga tira.Ka taea hoki e te momo 200 te whakakorikori i nga hononga taringa kotahi me te rua o te aho whakakaha me te hononga taringa kotahi me te rua o te wae truss.
Whakatakotoranga Hua
Ko te 321 momo whakakaha chord te taumaha 80 kg;ko te 200 momo reinforced chord te taumaha 90 kg.
whakamahi hua
1 Hei whakanui ake i te kaha o te piriti bailey
2 Bailey Bridge Waahanga
3 Kua honoa ki te paewhiri me nga tutaki
| Ripanga Hanganga-Utaina --- Arahi Ara Kotahi (W=4200mm) | |||
| SPAN-ft | HS-15 | HS-20 | HS-25 |
| 30 | SS | SS | SS |
| 40 | SS | SS | SS |
| 50 | SS | SS | SS |
| 60 | SS | SS | SS |
| 70 | SS | SS | SSR |
| 80 | SS | SSR | SSR |
| 90 | SSR | SSR | SSR |
| 100 | SSR | SSR | SSR |
| 110 | SSR | SSR | DS |
| 120 | SSR | DS | DSR1 |
| 130 | DS | DSR1 | DSR2H |
| 140 | DSR1 | DSR2H | DSR3H |
| 150 | TSTSR2 | DSR2H | DSR4H |
| 160 | DSR2H | DSR2H | TSR2 |
| 170 | TSR2 | TSR2 | TSR3 |
| 180 | TSR2 | TSR3 | TSR3H |
| 190 | TSR3H | TSR3 | QSR4 |
| 200 | QSR4 | TSR3QSR3 | QSR4 |
| Ripanga Hanganga-Utaina --- Ara-rua (W=7350mm) | |||
| SPAN-ft | HS-15 | HS-20 | HS-25 |
| 30 | SS | SS | SS |
| 40 | SS | SS | SS |
| 50 | SS | SS | SSR |
| 60 | SS | SSR | SSR |
| 70 | SSR | SSR | DS |
| 80 | SSR | DS | DSR1 |
| 90 | SSRH | DSR1 | DSR2H |
| 100 | DSR1 | DSR2H | TSR2 |
| 110 | DSR1 | DSR2 | QS |
| 120 | TS | DSR2H | TSR2 |
| 130 | DSR2H | TSR2 | TSR3 |
| 140 | TSR2 | TSR3 | TSR3H |
| 150 | TSR3H | TSR3H | QSR4 |
| 160 | QSR4 | QSR4 | QSR4 |
| 170 | QSR4 | QSR4 | |
| 180 | QSR4 | ||
| 1. Ka whakaatu a SS i tetahi awhe kotahi taumata;Ka whakaatu a DS i nga awhe e rua kotahi te taumata;E whakaatu ana a TS i nga awhe e toru kotahi te taumata;E whakaatu ana a DD e rua nga awhe e rua nga taumata etc. | |||
| 2.Ki te whai a R i te SS, DS, DD, aha atu, ko te tikanga o te momo whakakaha, ko te R1 ko te tikanga kotahi anake te awhe kua whakakaha, ko te R2 te tikanga e rua nga awhe kua whakakaha etc. | |||
