stringer

Hello All, I have an Olson 34 and am wondering about the mast step construction technique. I spoke with Ballenger (spars) about this and they indicated this was a very thick fiberglass hat tied into the bulk head. What he wasn't quite sure of was if the structure was foam filled or wood. It...

Here is the stupid question of the day... I know I do not have the "GRID" on my model...but, Does my vessel have "stringers" and where are they located? I have searched all around the hull and find nothing that I would consider a "stringer." I want to find these elusive "stringers," (if...