chris mills, post: 440076, member: 6244 wrote: Should have asked this earlier - if it is salt water is the 8 metre depth at high or low tide and what ...

jim.cox, post: 440069, member: 93 wrote: If you do really want to get a genuine 2mm accuracy I would be thinking coffer dam and some big pumpsYeah, th...

Richard Imrie, post: 440058, member: 11256 wrote: The underwater sections of railed slipways I have seen have been precast reinforced concrete longitu...

Richard Imrie, post: 440056, member: 11256 wrote: Is it stakeout or as-built?I understand they require stakeout. And regarding the tolerance, apparent...

Our first pair of R10's were replaced (under ext. warranty) after nearly two years of issues where lock would drop out 30' from the base. What made ma...

Daniel Ralph, post: 415644, member: 8817 wrote: That hanging from the tripod should do the trick.Yeah, we used to do this all the time for city trav...