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Hoahoa tātai taumaha rebar

Hoahoa: te mata (mm) × te mata (mm) × 0.00617 × roa (mita)

Tauira: Rebar Φ20mm (mata) × 12m (roa)

Tātai: 20 × 20 × 0.00617 × 12 = 29.616kg

Hoahoa taumaha pou totohu

Hoahoa: (te mata ake - te neke o te kauta) × te neke o te kauta mm × 0.02466 × roa m

Tauira: pou totohu 114mm (mata ake) × 4mm (neke kauta) × 6m (roa)

Tātai: (114-4) × 4 × 0.02466 × 6 = 65.102kg

Hoahoa taumaha totohu papai

Wāwā: whānui taha (mm) × kaha (mm) × roa (m) × 0.00785

Tauira: te whiti papaku 50mm (whānui taha) × 5.0mm (kaha) × 6m (roa)

Tātai: 50 × 5 × 6 × 0.00785 = 11.7.75 (kg)

Wāwā tā tārore tārore

Wāwā: 7.85 × roa (m) × whānui (m) × kaha (mm)

Tauira: papaku hōu 6m (roa) × 1.51m (whānui) × 9.75mm (kaha)

Tātai: 7.85×6×1.51×9.75=693.43kg

Wāwā taumaha ina hiahi tā

Wāwā: whānui taha mm × kaha × 0.015 × roa m (tātai māmā)

Tauira: Tāwhā 50mm × 50mm × 5 kaha × 6m (roa)

Tātai: 50 × 5 × 0.015 × 6 = 22.5kg (tāble mō te 22.62)

Whārite taraweti āhua ōrite

Whārite: (whānui taha + whānui taha) × rahi × 0.0076 × roa m (tātai karihi)

Tauira: Āngita 100mm × 80mm × 8 rahi × 6m (roa)

Tātai: (100 + 80) × 8 × 0.0076 × 6 = 65.67kg (Tāble 65.676)