A na-eji ntupu agbasie ike n'ọtụtụ ụlọ ọrụ. N'ihi ihe owuwu ya dị ala na nke dị mma, ọ nwetawo ihu ọma onye ọ bụla n'oge usoro ihe owuwu ahụ. Taa, m ga-agwa gị banyere ihe ndị a na-amaghị nke ọma gbasara nchara ígwè.
Igwe nchara nchara nwere ike ibelata oge ọrụ nke ntinye igwe nchara, nke bụ 50%-70% na-erughị ntupu aka. Oghere mmanya nchara nke nchara nchara dị nso. The longitudinal na transverse ígwè Ogwe nke ígwè ntupu na-etolite a ntupu Ọdịdị na-enwe ike ịgbado ọkụ mmetụta, nke na-eme ka egbochi ọgbọ na mmepe nke ihe cracks. A na-eji nchara mee ihe pavement, ala na ala. Ibé akwụkwọ nwere ike ibelata mgbawa n'elu ihe dịka 75%.
Mwube ígwè ntupu nwere ike ịrụ ọrụ nke ígwè ígwè, n'ụzọ dị irè mbenata cracks na depressions na ala, na-eji ọtụtụ ebe na hardening nke okporo ụzọ na ụlọ ọrụ ogbako. Ọ bụ tumadi adabara nnukwu-mpaghara ihe oru ngo. Ogo ntupu nke nchara nchara na-adịkarị mgbe niile, nke dị ukwuu karịa nha ntupu nke ntupu ejiri aka kechie.
Ngwongwo nchara nwere nnukwu nkwụsi ike na ịdị mma dị mma, na ogwe ígwè anaghị adị mfe ịgbagọ, deform na slide mgbe ị na-awụsa ihe. Na nke a, ọkpụrụkpụ nke ihe nchebe oyi akwa dị mfe ịchịkwa na edo, nke ukwuu mma na-ewu àgwà nke mesikwuru ihe.
Ntupu ígwè nwere ezigbo uru akụ na ụba, ike imewe nke nchara nchara nchara bụ 50% ruo 70% dị elu karịa nke Klas I ígwè (nchara ígwè welded nchara), ma ọ ka nwere ike belata ihe dị ka 30% mgbe ọ tụlechara ụfọdụ ihe achọrọ% a na-eji ígwè ígwè eme ihe, na nchịkọta (ma e jiri ya tụnyere I-ọkwa nchara), nkedo nke nchara nchara site na 1% nwere ike ibelata nchara nchara site na pasent 1.
Oge nzipu: Mee-23-2023