Ol sais long plen bilong wanpela hap bilong bikpela rup.
Pastaim data
Brait bilong 'rafter' 150 mm
Tiknes bilong 'rafter' 50 mm
Bikpela rup i hangamap 500 mm
Bikpela bilong bikpela rup arere long ol wol 6000 mm
Hait stat long stat bilong rup i go antap long arere 3000 mm
Longpela bilong bikpela rup (hos) 6200 mm
Sais bilong bikpela rup
Hait bilong bikpela rup pepa 4950 mm
Blade width (hos) 6200 mm
Bikpela hap bilong rup 30.69 (61.38) skwea mita
Longpela bilong 'rafter' 4950 mm
Namba bilong ol 'rafters' 11 (22)
Volium bilong ol samting bilong 'rafter' 0.41 (0.82) kubik mita
Namba bilong ol lain bilong ol 'sheathing board' 25 (50)
Volium bilong ol 'sheathing board' 0.58 (1.16) kubik mita o 26 (52) ol hap wan wan 6 mita
Hamas samting bilong rup bilong bikpela rup 36 ol pepa
2.5 ol lain long 7 pepa i bikpela long olgeta hap
Ol samting bilong rup (glas, rup felt...) 62 skwea mita
Ruberoid 5 ol rol (15 skwea mita long wan wan rol) o glassine 4 ol rol (20 skwea mita long wan wan rol)
Taim ol i karamapim 10%
Long kisim gutpela kalkulesen bilong ol samting, ritim helpim!
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