Underground tanks always require a soils analysis based on a geotech report. Anchoring, foundations, soil compaction, bedding type, etc. need to be considered. It's not just a matter of digging a hole and dropping them in and covering them up.
Where's the engineer on the job? This is not as simple as you think. Craig L. Prahl, CET Fire Protection Group Lead CH2MHILL Lockwood Greene 1500 International Drive Spartanburg, SC 29303 Direct - 864.599.4102 Fax - 864.599.8439 CH2MHILL Extension 74102 [email protected] -----Original Message----- From: Sprinklerforum [mailto:[email protected]] On Behalf Of Todd Williams Sent: Thursday, June 12, 2014 11:47 AM To: [email protected] Subject: Re: Tank installation - NFPA 22 - 03 ed What Ron said, unless you understand soil mechanics and have the test data from this site guy. Each tank weighs 32000# plus the weight of the tank. There is a lot to go wrong if it is not supported correctly. Todd G Williams, PE Fire Protection Design/Consulting Stonington, CT 860-535-2080 www.fpdc.com > On Jun 12, 2014, at 11:12 AM, "Martinez, Dewayne" > <[email protected]> wrote: > > At my past companies there was never a civil involved besides telling > us the general area to locate the tanks. > Is it really that complicated? Basically they are burring a couple of > concrete septic tanks and pitching the pipe down to the inlet at the > building. I was never really too involved in > the whole digging process. > > -----Original Message----- > From: Sprinklerforum > [mailto:[email protected]] On Behalf Of > rongreenman . > Sent: Thursday, June 12, 2014 9:14 AM > To: [email protected] > Subject: Re: Tank installation - NFPA 22 - 03 ed > > DeWayne, > > There must be a civil involved. You might want to consult. This not > the type of conversation to start with, "... I was thinking...." > > > On Thu, Jun 12, 2014 at 5:55 AM, Martinez, Dewayne < > [email protected]> wrote: > >> We have to have 2 - 8000gal concrete suction tanks installed below >> grade and the GC was asking me how far apart to put the tanks and >> what > >> kind of foundation will they need. The tanks will be side by side >> and > >> I was thinking having them about 2ft apart, any suggestions? It >> looks > >> like from CH 11 that I would need a compacted base with 3in of sand >> cushion on top for the tank foundation. It does not appear that the >> tanks will need to be anchored. Everything look good so far? >> >> Thanks, >> >> >> >> Dewayne >> >> >> >> _______________________________________________ >> Sprinklerforum mailing list >> [email protected] >> >> http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprink >> l >> er.org >> > > > > -- > Ron Greenman > Instructor > Fire Protection Engineering Technology Bates Technical College > 1101 So. Yakima Ave. > Tacoma, WA 98405 > > [email protected] > > http://www.bates.ctc.edu/fireprotection/ > > 253.680.7346 > 253.576.9700 (cell) > > Member: > ASEE, SFPE, ASCET, NFPA, AFSA, NFSA, AFAA, NIBS, WSAFM, WFC, WFSC > > They are happy men whose natures sort with their vocations. -Francis > Bacon, essayist, philosopher, and statesman (1561-1626) > > A problem well stated is a problem half solved. -Charles F. Kettering, > inventor and engineer (1876-1958) > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er > .org > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er.org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
