http://disqus.com/by/billhucker/enWed, 27 May 2009 17:33:24 -0000http://ecmweb.com/nec/nec-stumped-by-the-code-090401/#comment-10105883<p>Are compression type threadless GRC/IMC couplings listed for use in direct contact with the earth? In the NEC, I can only find reference to concrete-tight and rain-tight fittings. <br></p>BillWed, 27 May 2009 17:33:24 -0000http://ecmweb.com/mag/electric_conduit_fitting_guide/#comment-9580732<p>Are compression type threadless GRC/IMC couplings listed for use in direct contact with the earth? In the NEC, I can only find reference to concrete-tight and rain-tight fittings.</p>BillWed, 20 May 2009 10:14:35 -0000