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Panama: Panama metro sheds light on tunnel for new line
For Line 3, a Tunnel Boring Machine of 13,5 meter in diameter is to be used compared to the 8 meter one used for Line 1.
"The Panama metro authority revealed more details of construction of line No. 3, which will have an underground stretch below the Panama Canal and is expected to be completed in 2026."
Complete information in English from BNAmericas.
https://www.bnamericas.com/en/news/panama-metro-sheds-light-on-tunnel-for-new-line
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://www.bnamericas.com/en/news/panama-metro-sheds-light-on-tunnel-for-new-line
BNamericas - Panama metro sheds light on tunnel for new line
www.bnamericas.comThe machine that will excavate a 13.5m-diameter tunnel under the canal is larger than the one used for line No. 1, which had a diameter of 8m.