On Saturday 11 April 2015 05:31:44 Gregg Eshelman wrote: > On 4/10/2015 8:32 PM, Gene Heskett wrote: > > My major problem is a plug one, 2 more open next time we get a gully > > washer. The basement walls, while made of 12" blocks, are I believe > > what is called a hatite block in some locales. The outer surface > > was given a quite visible layer of waterproofing tar, but I've not a > > clue if it was applied all the way down the outside of the footings > > in '74 when the place was built. > > Cinder blocks? Sometimes called pumice blocks but pumice is too light > and wimpy. Lightly crushed volcanic cinder (foamy reddish lava rock) > mixed with cement to stick it together.
No reddish tint to them. Major content is usually fly ash from a coal burning power plant, same light grey color as a good block is. > > It's the styrofoam version of concrete. Not for load bearing > structural use, except for holding itself up, at which it tends to > excel poorly. Likes to crumble in earthquakes. Absolutely not suitable > for use as jack stands. Should be filled solid with concrete and rebar > if you insist upon building a structure with these blocks that you > want to be reasonably certain it will stay upright. > Geologically quiet, they almost got away with it. Tops inaccessible without boring a hole into the block, no doubt further weakening it. > Would likely make a heck of a mess, but if you could flood the > cavities in the blocks with sodium silicate then let that dry after it > drains out, followed by painting a coat of urethane resin on the > inside of the wall, that might seal the blocks to keep the water on > the out side. I'd finish the job by pumping the cavities full of low > expanding urethane foam. Which would improve the insulation at the same time. But I don't think Dee's lungs, already in sad shape from COPD, could tolerate the odor that never quite leaves. > > Sodium silicate was pumped into a cracked wall and surrounding soil at > a leaking radioactive fuel storage pool at the Fukushima nuclear power > plant, stopped the leak, might work on your basement. Might even > strengthen the blocks and prevent unintended basement living in the > event of an earthquake. > That doesn't seem to be a major hazard in these parts, the only one I know of and felt in 31 years here was the one that damaged the Washington Monument, at least 150 air miles away. My chair I'm sitting in did a few 1/4" circles on the rug pad at the time but nothing was jiggled off a shelf. > --- > This email has been checked for viruses by Avast antivirus software. > http://www.avast.com > > > ---------------------------------------------------------------------- >-------- BPM Camp - Free Virtual Workshop May 6th at 10am PDT/1PM EDT > Develop your own process in accordance with the BPMN 2 standard > Learn Process modeling best practices with Bonita BPM through live > exercises > http://www.bonitasoft.com/be-part-of-it/events/bpm-camp-virtual- > event?utm_ > source=Sourceforge_BPM_Camp_5_6_15&utm_medium=email&utm_campaign=VA_SF > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> ------------------------------------------------------------------------------ BPM Camp - Free Virtual Workshop May 6th at 10am PDT/1PM EDT Develop your own process in accordance with the BPMN 2 standard Learn Process modeling best practices with Bonita BPM through live exercises http://www.bonitasoft.com/be-part-of-it/events/bpm-camp-virtual- event?utm_ source=Sourceforge_BPM_Camp_5_6_15&utm_medium=email&utm_campaign=VA_SF _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
