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upr000334 151

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upr000334-151
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    t. A.'& S, i' ft oeM C t ft. JUN’2 1918 C HIEZ-ZyGifreeft 75 0 June .27 1918 1759 Mr A Maguire: Beplying to yours of June 7, file 613, regarding L&s Vegas Pipe Line, have following letter from the Pacific Sewer Pipe Go: »Our inspection and reports of your engi­neering department do not show ttfat the pipo failed o meet the guarantee under which was sold. Therefore we must deoline to give "This pipe w asy oug ucarreadnitte emde mtoo waisthstand 30 lhs hydrostatic pressure without rupture, and from the evidence so far present^, vetfy few joints failed_ to meet the pressure to whicXit/was subjected , and fact that the line withstood^the pressure for.f shows that some unusual condition must have .obtained to cause a section of 80 joints fe suddenly rupture, as in vo"uTrh e En3g0i Inhe erru1 sp tlureet tetre sto fa Ms arc olnot.e mpl-ated hy fhe American Society for Testing Materials, only rG- q^ires t h H i p e to withstand that pressure momentarily, |nd we are sure that every joint shipped yap that was not fractured in transit, woald stand that tost, not oSiy* S o X r i l y , but indefinitely if the pressure were steadily „ that for the service it was de­signed to perform, olay pipe+in short lengths with a corresponding number of Joints is not the Proper ma-. terial. and the trouble you have experienced in mahing the joints tight enough to withstand the high pressure seems to indicate that." Q- ^ -’JJ r A 1 U