exp351_106

With a grease gun secured to his back, Alejandro (Bobby) Cortez (Derrickman, Siem Offshore) ascends the derrick to grease the sheaves. The sheaves are the large pulleys on the crown of the tower where the drill line passes through. (Credit: Richard Arculus & IODP) [Photo ID: exp351_106]


Back to expedition photos.

[an error occurred while processing this directive]