Kaydka bulshada ee birta qaranka ayaa hoos u dhacay laba toddobaad oo isku xiga, heerka hoos u dhaca kaydka agabka dhismaha ayaa si yar hoos ugu dhacay, kaydka taarikadana wuu isbeddelay laga bilaabo kor u kaca ilaa hoos u dhaca.
Heerka hoos u dhaca kaydka usha birta ayaa sii kordhay, heerka hoos u dhaca kaydka birta ee birta ahna wuu hoos u dhacay; kaydka gariiradda birta ee kulul ee la duubay ayaa isbeddelay laga bilaabo kor u kaca ilaa hoos u dhaca, kaydka qabow ee la duubay ayaa isbeddelay laga bilaabo hoos u dhaca ilaa kor u kaca, heerka kobaca kaydka saxannada dhexe ee kulul ee la duubay ayaa si yar hoos u dhacay.
Marka laga eego aragtida noocyada:
Kaydka bulshada ee qaranka ee usha siligga ah wuxuu ahaa 1.812 milyan oo tan, hoos u dhac 4.28% laga soo bilaabo usbuucii hore, 2.94 boqolkiiba dhibcood ka dhakhso badan usbuucii hore, hoos u dhac 7.96% laga soo bilaabo bishii hore, iyo kor u kac 10.16% laga soo bilaabo isla muddadaas sannadkii hore;
(Si aad wax badan uga ogaato saameynta alaabada birta gaarka ah, sida derbiga ilaalinta birta ee birta ah ee galvanized, waad xor u tahay inaad nala soo xiriirto)
Kaydka bulshada ee birta rebar wuxuu ahaa 7.4164 milyan oo tan, hoos u dhac 1.79% marka loo eego usbuucii hore, 1.63 boqolkiiba dhibcood ayaa ka gaabis ah hoos u dhaca usbuucii hore, hoos u dhac 8.19% marka loo eego bishii hore, iyo kor u kac 11.24% marka loo eego isla xilligii sannadkii hore;
Kaydka bulshada ee gariiradaha birta kulul ee la duubay wuxuu ahaa 2,391,100 tan, hoos u dhac 1.47% marka loo eego usbuucii hore, wuxuuna ka soo wareegay kororkii usbuucii hore una soo dhacay hoos u dhac, hoos u dhac 0.59% marka loo eego bishii hore iyo hoos u dhac 0.24% marka loo eego isla xilligii sannadkii hore;
(Haddii aad rabto inaad wax badan ka ogaato saameynta isbeddelka suuqa birta uu ku leeyahay tiirka birta derbiga ee lagu hayo, waad nala soo xiriiri kartaa wakhti kasta)
Kaydka bulshada ee gariiradaha birta qabow ee la duubay wuxuu ahaa 1,358,900 tan, taasoo kor u kacday 0.58% marka loo eego usbuucii hore, taasoo ka soo kacday hoos u dhacii usbuucii hore, taasoo kor u kacday 0.61% marka loo eego bishii hore, iyo kor u kac 16.74% marka loo eego isla xilligii sannadkii hore;
Kaydka bulshada ee saxanadaha dhexdhexaadka ah ee kulul ee la duubay wuxuu ahaa 1,139,300 tan, taasoo ah koror dhan 1.58% marka loo eego usbuucii hore, hoos u dhac yar oo ah 0.06 dhibcood boqolkiiba marka loo eego usbuucii hore, koror dhan 6.43% marka loo eego bishii hore, iyo koror dhan 2.55% marka loo eego isla xilligii sannadkii hore.
(Haddii aad rabto inaad hesho qiimaha alaabada birta gaarka ah, sida tiirarka birta galvanized h, waad nala soo xiriiri kartaa si aad u hesho qiimaha wakhti kasta)