| Show MINING B BELOW L QUICKSAND A Clover of In hi li hiLou LOt Lou The rice practicability U y of mining salt through I quicksand lias lenes his been demon s on ore Weeks Island In Iberia parIsh p ariah and ad the tho success of at thee the takIng aking t opens up a R great reat Industrial pos io possibility a for fue f r Louisiana For zor more mor than hare harewo two t wo years lor efforts have havo been iteen to 10 reach ra r the time salt through the quicksand ro and anI a now the difficulties have been overcome o by tho the Myles Salt Sal company by II he y sinking a 11 caisson callon aced tho thee application ion tion ton of other otner methods The rice process by I which thee the caisson for or tho he tle t tt shaft was tuis WIS sunk unk and secured is II II ie n t In many mOI way The caisson u UI it composed c of circular steel bands suede IS 18 I s Inches In height and aced as ni one ocee Ole Is IB snack mum another nother a Is to It wih pitch fich pe paper aper p between to 10 It I airtight the tee e being bell taken out Olt as lS the thee caisson sinks Inks s down It I took 43 toot feat of f this sinking ticking s arid and mining to roach raeh tieD the e eb anti and when the water was forced tor cell ba bad badby k by b y tho application of compressed air act tho t he caisson heaving having been capped cIP c d by 11 an net ni airlock TOme The pressure nt lt a t tho the distance below elo the thee surface stat wun Wil from Irol f roen 18 13 to 10 20 pounds per square Inch Incho so s o a I very ver pressure was neel s ary or to lu a keep kelil the tho clear cear of water but b ut this was sets done clone CecIl and passing through u Li Lis 1 of clay overlying the stilt snit stratum s tIre base us of 01 thee the caisson finally touted Ic ted on ace ho bite salt sal bed hell anti and ald was sunk annie some ome s feet teet further Into It I that the thee salt Ball lal was wits penetrated and a rid u a t caisson running from at the he t water alor line lino 50 LO feet foet above to 10 a n pres present ont ent e mit depth of 13 3 feet feel below the surface was wall put In lii and then the thee process of cementation c began First the tl leo mock tori roc stilt salt nl cs was wag s smoothed off ott or and teni cut In lee when K IL Kwas I was waB heated hont 11 to nn arc intense heat by thee the fl from compressed air I lt find and a nd thee the cement consisting of pitch antI and asphalt a was WIS poured pour tl over tilling filling up tho at t he Interstices sticking to every rack crack c and Over this was laid laida ld lda a a coverlets of or cement thee the whole not only o securing thee the caisson calnon but making It I i oi t absolutely air need and water tight and nl an p thee the unInterrupted work of ot the th t he mInces But nut the mining will wi not stop at t thU depth d of 93 03 3 feet Instead It I will wi be beunk sunk unk s to n a 1 depth of from to feet feel while tunnels tunnel wilt will wi be ue run rend and mIMI a the tho pure lure rock tnt alt t brought t to the surface s for tor distribution lon all 1 over tin th hi United States and Canada For this thee the Southern Pacific Railroad company lens hns already begun the ice con eon construction a of o n a spur some ome three miles mies out from front its Is main line linely ly fly Iy the tho sinking of rods roche radI nt at various I points surrounding the shaft It has hens been hee hem ascertained that thaI the thee salt snit strata stratas Is i s a mile Ile or more mure In width while the bottom hens has las never been heen reached readied af affording 1 fording f wheat what Is practically an nn Inex Inexhaustible b supply of the finest salt sail in eec 1 he world New Orleans States Stales u |
