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nl 'I'cnnnsrc and the Ilhnuis Mini Suhudrnce 19 ogl:uu Fund. Sullarc wr- <br />vcy nunuuncnls n•cic insl;dlcd and numilun•d by l)nivcrsily of 'I~cnucsscc <br />personnel (Ilcnncll ci al. 19'12). Mununtcnls pc rtinc nl to the follrtwing <br />dixuscian arc shown in the inset in I~ig. '_. <br />Cable lnsl:dlaliua <br />1'nu'cdurrs lily clUlc insinllaliun dcsclihirl ht~ Ihlwdinl! ci al. (1959) wcn• <br />followed wish some nurdilic:u ion. Itchnc iuslalhllinn Ihi 175-w (575 II) tun(; <br />wasial ea61c watt prea inryxd.n' ItincheJ ^1 1?-m (5(111) intervals to ina care <br />location n•sulwinn. "l~hc crimp wa+ 13 nun (11.5 in.) lung lur cable distances <br />amallcl Ih:m 91 m (31u111):uul _5 ~1 nuu (I in.) lunti Irn I:u gcr clhlc data ui rs. <br />:md Icth+i cd Ihr cablr Ihicl.nc.~ Irr a mininuuu ul iti nun 111.7 in) lu i uslnc <br />a sllnug tcllrclinn Irul nut su deep as w culsc .I Shull cite oil in the cable. <br />'I~hr clhlc tva> hl;ltll\' ynaq paiulcd iu nnlcr In:n'nid the Icnrpular}• reaction <br />hclwceu Ihi nulrl ahnniiuun rnn Jurl~n .end Illi Lq;h 1'11 irnleul p,luw, <br />ttludl drgladis clout sllrnglh, .I. iepnued ul Kiln (Ir/59). 'I hi r.lhle ryas <br />inscllcJ into the hole h}' attach meal lu Ihi puh~vugi chloride (I'VC) gnnll <br />tube tvilh l:qu•:n shua'u in Plg.ll(o) l~hisimrl lino lechniyuc m;n employed <br />lu push Ihunl(!h :I n•sll titian in Ihi huiehnli. lu i nvnr Ihal table did nut <br />iVCnd In the curd ~c:nu bring mined. Ihi huuunl nl Ille cable n•,is an ai hi .I <br />9111 (ld fl) :IbUYC Ihl hUllUlll of IIIC 17rU111 IIIhC 111:^ r.U CIIrICtI IU Iht' bnlll till <br />UI IIIC III IIC. <br />:111 but the upper I~I w (•15 II) ul cable w.l+~luulyd inbl place h}, puugliul; <br />ihc. gnnll mis ~ Id-•l3.6g (9d Ih) h.lgs nl a•nlrm, SOS L (1511 gal) ul tvata. <br />:Ind 25-11.5-kg (I Ih) hag> of inl nlsiuu aid aJllilivc fur tvalcr/rc mint ratio <br />ul 11.'11 by wri(!hl((hunll;h lhr 25.4-uu^ (I in.l di,unalcl Ilcmic gloat lnlri <br />as shown m Pig. I I(G). 'I-Ile uplinnuu nos was Ihr Icwll of laburalrn }' Icsls <br />amducled by Ihrwding cl nl. (1959). l~hr uppcl cable Intl was placed in a <br />(1 5-m-deep trench c~li nthng (lam the hnk lu a nr.u 6v residence while the <br />cable Irslcl teat luel0.•d :hung with Ihi puwrl suppl V. Iclcphunc line, curl <br />IllUdrlll. <br />l:u~thcnre l'unfi};urnlion <br />'1-hi tit"_32 digital mlellace nludulc :n:ulahlr with Ihc'Ii•kUunn 15(1211 <br />cahlr Ic>lir allows din•il diE'.iLll Baia acquisition with :my pclsnn:d cunrpulcr <br />wish serial cnnnnmlic:uiun. hurlhrrnrnl c. ehnrugh 'I ckenmis supplird sudl- <br />warc it is pnssihlr dr Icnuai h' umUnl a cable tcstcl teeth a uuulim via public <br />Iclcphunc hoes pan•uled the cable Icsu•r is un. l~hu>. the addliiun ul a <br />modem between the congnlicr :uul iahlr Icslcr alluw:a remote npiraliuu <br />(I luang 1993). As schem;rticafly il0.lslraled iu Pig. l2, the renurle field site <br />Icyuires insl;dlatiun of the fulluw•urg equiltnlenl ul a urathrrpruul cudosurc <br />teeth aireas lu 1211 V AC power ;Intl a Iclcphunc line <br />'I~cklrunis nurdel 1911215 ut 15112C'I~I)It table Icstcr with til'232sili:d <br />cxicudcd function nrudulc <br />lislern;d 1 ~IIIS-b:uul I laycs-compatible "un:u~l" modem <br />Null modem I)li-2S x•1 ial cthlr conntt'liun 6chvecu c;lhli Irsler and <br />nrudcm, pins 2 and 3, ;md (r and '_II cl usard <br />AC power and phone urlrrface with surge plnlecliun against lighl- <br />ening, and amnecliun 6eiwecu field cable and pulscr via a SO-ohm <br />nnvtecwr cable <br />(n) <br />(b) <br />FIG. 11. (a)Lowering Cable DOWn HOie During Cable installation; and (b)Pumping <br />Grout through Tremlc Pipe <br />e42n I 1x25 <br />