AI summary
Railway Recruitment Boards issued Corrigendum-1 adding 35 Chemical & Metallurgical Assistant posts and 1 Junior Engineer (Electrical/TRS) post, bringing the total vacancy count to 4,029 from the originally notified 3,993 posts.
Source: rrb.indianrailways.gov.in. Compiled by Shishya from official notifications — always verify dates on the official exam portal.