MEXICO CITY (Reuters) -A deadly Mexico City metro collapse in May was caused in part by missing bolts in beams in an overpass that already had deficiencies before a major earthquake, according to an ...

TOKYO – Robots that can weld, lift and bolt are being developed to help bridge labor shortages at Japanese construction sites, though their use will be limited to night shifts when no human workers ...

Robots that can weld, lift and bolt are being developed to help cope with a shortage of human workers at Japanese construction sites. However, their use will be limited to night shifts when no human ...

Belt grinding offers a lot of advantages for the metalworker, and since belt grinders are pretty simple machines, shop-built tools are not an uncommon project. A bolt-together belt grinder makes this ...

TOKYO (AP) — Robots that can weld, lift and bolt are being developed to help bridge labor shortages at Japanese construction sites, though their use will be limited to night shifts when no human ...