Wetness was mitigated by screening across the rear of the forecastle and around the forward gun position, a raised platform below which was the enclosed conning tower. A foremast stood behind the conning position and was fitted with a derrick.
To reduce wetness, screens were installed on the rear of the forecastle and around the front gun position.  A platform beneath this area housed the enclosed conning tower. A foremast was positioned behind the conning position and included a derrick.