<html><head></head><body><div class="ydpc294bc90yahoo-style-wrap" style="font-family:times new roman, new york, times, serif;font-size:16px;"><div></div>
<div dir="ltr" data-setdir="false">Marc, that was probably Brian Cox who passed away a year or so ago. His pressure hull was steel but he did use ferrocement for the superstructure. <a href="http://www.subdb.info/cgi/database/showvessel/index.cgi?ID=1272980224&VN=Esmae&VT=1" rel="nofollow" target="_blank">http://www.subdb.info/cgi/database/showvessel/index.cgi?ID=1272980224&VN=Esmae&VT=1</a></div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">There are no standards for using ferrocement as a manned submarine pressure hull and I think anyone attempting it would find little support for the project given the Ocean Gate loss.</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">Jon</div><div dir="ltr" data-setdir="false"><br></div><div><br></div>
</div><div id="ydpc0df22c3yahoo_quoted_7854919351" class="ydpc0df22c3yahoo_quoted">
<div style="font-family:'Helvetica Neue', Helvetica, Arial, sans-serif;font-size:13px;color:#26282a;">
<div>
On Sunday, June 25, 2023 at 04:09:00 AM EDT, Marc de Piolenc via Personal_Submersibles <personal_submersibles@psubs.org> wrote:
</div>
<div><br></div>
<div><br></div>
<div><div dir="ltr">I know. I fell in love with FC for yachts, which made me wonder how <br clear="none">useful it would be for pressure hulls... Turns out there is a 2010 <br clear="none">exchange of messages in my archive with somebody on this list who built <br clear="none">in FC, Brian Cox. Is he still there?<br clear="none"><br clear="none">Marc<br clear="none"><br clear="none">On 6/24/2023 8:27 PM, Bernie Hellstrom via Personal_Submersibles wrote:<br clear="none">> Many boat hulls were made with FC. Even the landing barges in the ww2 , to make piers to in load ships!<br clear="none">><br clear="none">> Sent from my iPhone<br clear="none">><br clear="none"><div class="ydpc0df22c3yqt2952586584" id="ydpc0df22c3yqtfd88497"><br clear="none"></div></div></div>
</div>
</div></body></html>