Ibihimbano
1. Akazi ko gukora gashingiye ku gushushanya ibyuma byubatswe na injeniyeri wacu.
2. Turashobora kandi gukora ibicuruzwa dukurikije igishushanyo cyabakiriya.
3. Igikorwa cyo kugenzura ubuziranenge kinyura muri buri ntambwe mugihe cyo gukora.
4. Kugenzura Ubwiza Bwagatatu, abakiriya kugenzura neza ubuziranenge hamwe nubundi buryo bwumvikana bwo kugenzura, nka BV cyangwa SGS.
Urwego rwa Derust:
Umupira uturika Sa 2.5 kumiterere yicyuma nyamukuru, intoki zintoki St2.0 kumiterere yicyuma cya kabiri.
Igihe cyo kwishyura:
1. Kubitsa 30% T / T muminsi 7 nyuma yamasezerano asinywe, iringaniza 70% T / T nyuma yo gutunganya birangiye na mbere yo gupakira.
2. 30% kubitsa T / T muminsi 7 nyuma yamasezerano yasinywe, iringaniza 70% na L / C mubireba.