Rebarusoro mgbako arọ

Usoro: dayameta mm × dayameta mm × 0.00617 × ogologo m

Ọmụmaatụ: Rebar Φ20mm (dayameta) × 12m (ogologo)

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

 

Ọkụ ígwèusoro arọ

Usoro: ( dayameta mpụta - ọkpụrụkpụ mgbidi) × ọkpụrụkpụ mgbidi mm × 0.02466 × ogologo m

Ọmụmaatụ: ígwè ọkpọkọ 114mm (mpụta dayameta) × 4mm (mgbidi ọkpụrụkpụ) × 6m (ogologo)

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

 

Nchara dị larịịusoro arọ

Usoro: obosara akụkụ (mm) × ọkpụrụkpụ (mm) × ogologo (m) × 0.00785

Ọmụmaatụ: flat steel 50mm (obosara akụkụ) × 5.0mm (ọkpụrụkpụ) × 6m (ogologo)

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

 

Efere ígwèusoro mgbako arọ

Usoro: 7.85 × ogologo (m) × obosara (m) × ọkpụrụkpụ (mm)

Ọmụmaatụ: efere ígwè 6m (ogologo) × 1.51m (obosara) × 9.75mm (ọkpụrụkpụ)

Mgbakọ: 7.85×6×1.51×9.75=693.43kg

 

Hahatankuku ígwèusoro arọ

Usoro: obosara akụkụ mm × ọkpụrụkpụ × 0.015 × ogologo m (mgbakọ siri ike)

Ọmụmaatụ: Akụkụ 50mm × 50mm × 5 ọkpụrụkpụ × 6m (ogologo)

Mgbakọ: 50 × 5 × 0.015 × 6 = 22.5kg (tebụl maka 22.62)

 

Nchara nku na-ahaghị nhata usoro arọ

Usoro: (obosara akụkụ + obosara akụkụ) × oke × 0.0076 × ogologo m (mgbakọ siri ike)

Ọmụmaatụ: Akụkụ 100mm × 80mm × 8 ọkpụrụkpụ × 6m (ogologo)

Ọgbakọ: (100 + 80) × 8 × 0.0076 × 6 = 65.67kg (Isiokwu 65.676)