Gregg, Mostly flexheads and oversize plates. I think some are using the flexhead bracket that attaches to the T-bar with regular drops, or at least this method has been discussed. Since the T-bar is braced and so is the system they display the same inertial response as the building rides the wave, I hope that somebody else from EQ country with actual experience (remember I'm no longer directly involved with installations so my info regarding current, and especially new, field applications is limited) will chime in.
On Fri, Jun 20, 2008 at 6:14 AM, Gregg Fontes <[EMAIL PROTECTED]> wrote: > Ron, > > Are contractors that you have seen using flexheads, oversize ring plate or > some type of swing joint? I have had a couple of fire marshal ask me about > this. They said this is something that they would not inspect, but would be > inspected by the building inspector at the time of the T-Bar inspection. > They were wondering how the sprinkler contractors are going to deal with > this. > > Thanks, > Gregg Fontes > Cen-Cal Fire Systems, Inc. > (209)334-9119 > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Ron Greenman > Sent: Thursday, June 19, 2008 5:57 PM > To: [email protected] > Subject: Re: T-Bar Penetration Clearance > > Still a Californian but no longer living in California I have no > notion of the CBC. But if you are talking about the giant hole in the > ceiling tile when end of drop restraint is not used then the answer is > yes, It is being enforced in Washington. > > On Thu, Jun 19, 2008 at 8:34 AM, Gregg Fontes <[EMAIL PROTECTED]> wrote: >> All the discussion on the branch line restraint has reminded me to ask the >> question regarding T-Bar penetration per the 2007 CBC. Chapter 13 address >> Seismic Design for Categories D through F which is basically all of >> California. Has anyone come across this or have seen it enforced? >> >> Thanks, >> Gregg Fontes >> Cen-Cal Fire Systems, Inc. >> (209)334-9119 >> >> >> _______________________________________________ >> Sprinklerforum mailing list >> [email protected] >> http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum >> >> To Unsubscribe, send an email to:[EMAIL PROTECTED] >> (Put the word unsubscribe in the subject field) >> > > > > -- > Ron Greenman > at home.... > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > > To Unsubscribe, send an email to:[EMAIL PROTECTED] > (Put the word unsubscribe in the subject field) > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > > To Unsubscribe, send an email to:[EMAIL PROTECTED] > (Put the word unsubscribe in the subject field) > -- Ron Greenman at home.... _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum To Unsubscribe, send an email to:[EMAIL PROTECTED] (Put the word unsubscribe in the subject field)
