By: Beth Verge
For the Port of Anchorage, and the team fixing it, the biggest challenge may be Father Time: The POA's docks are supported by 1423 steel piles - posts that hold the whole thing up - which are deteriorating so badly that many have lost up to three quarters of their original thickness.
"They're racing to get these things on and bolted up, so they're secure before the tide gets so high that we can't work and level," said Bernie Rosenberger, Diving Operations Manager for Global Diving and Salvage Alaska.
A team that includes professional divers was charged with the task of repairing some of the Port of Anchorage piles with jackets this year, like many years before. They've been bolting two different types of curved steel sheets on the piles in order to help alleviate some of the damage to them. One is a friction coupler, which encapsulates the pile, and the other goes around the pile but leaves a space which is later filled with concrete.
Read Full Story Here: