US2329223A - Substratum water control - Google Patents

Description

Sept. 14, 1943. L. A. SCHMIDT, JR

susTRATUM WATER CONTROL Filed June 25, 1942 2 Sheets-Sheet 1 Ennuh WWJIHHHR :Ilm

Lew/'5 A. SChm/b, Jr.'

. INVENTOR ATTRNEY SePf- 14, 1943- L. A. SCHMIDT, JR 2,329,223

SUBSTRATUM WATER CONTROL Filed Jukne 25, 1942 2 Sheets-Sheet 2 a B'Y ATTORNEY tions, 'there is 'objection to the use of cast-'in-place green concrete from the back pressure-setup' byL driving vthe forms for adjacentpiles.:A l' 7 "for a dam structure inorderlthatjits'loundaf throughadam foundation .in/order that'-r such such that `the character, of the str'tumam the is v:to provi moriolithicstructure in unstablesubstratumf A furtherfobject'ofthis invention is to `provide a method'for forming a imonolithic structure 'in'y --substratum with aminimum off Vibration-in or'der- 5,0 y y beneathfthe headwater on overburden123.. f'zCasfing 25 i's'i-nserted intoathe (template 'I atthe'postion correspondingto channel 9,"and vsaid chanfnlelfisfltheni drilled to? the desired depth.A The vide @method-for for Y g'rate'df''structuresl -Vin 'pervious substratuminfa mannersuch `as-toprevent iluid pe'anetlrfationp'e-v f Patented Sept. 14, 17943,

-Appllication June 2 3, v194 vThis invention relatesto' raprocessiof forming- `Y'nrionolithic*or' integrated "structures,- at leasta portion? igif-which rests in a pervious substratum.

This invention isV directedr particularly-to hy- 'dr'aulicstructures whi'hhayev a foundation leak#- `vageof such` magnitude rthat anyA attemptata-nor- 10 mal grouting procedure is precluded. vItfurther concerns hydraulic structures having ahead-dif-` ferential of such magnitude .that'the flowA of water throughthe cavity in the Substrat/um is' of such velocity `that-the grout is'washed away as'fast asi '15` it f is placed. A1so',` `the invention' 'f concerns a foundation 'condition where Athe size or ertent` of rthe cavitiesy is''too.great toi prmit' rsucce'ssful y groutin'g with tenacious material'such'asasphalt. 1

Thislinvention also contemplates fthe forma- 20 tion' ofstructural elements such Vaspile'sin'- strata,y fwhetheror not such stra-ta are pbrous, under conditionssuchthatit' is not feasible topermit exclusive-'vibrations Whichr` usuallyr accompanyA 'the driving of conventional-forms lof piles'.L Urider the conditions encounteredin'ce'rtain locapile based upon the probability of 'injuryto the The principal objectfof this'inventionl is .tofprovide a process for the "formation-of va cutoiswall tion may be' preserved from harmful erosion,V

thereby protecting the dam'gstructure itself. lAln g5 `other 1 object offthisinvention is Lto providefa #method for arrestingv `the leakage of Water Water maybeotherwise effectively utilized; Still y anotherl yobject ofi rthis inventionl is 1 to'. provide f ai 40' method for forming integratedstructures in sub- --strata of unknown char'acteris'tic's4 ini amanner y "integrity ofthe structurewmay be progressively tdetermined. -A further object of this inver'itionf45-- de a method for the productioniofa that? adjacent structures susceptible Sto substantial A*vibration may' (be unaffected fby @injury through use of* the usual 'procedures' employed. Arifadditional` object of this invention-'iste pro-m ming' monolithic 'or finte-"f 55v tweerffportionsof solidiable material used t0 form the structure after such solidiable lmaterial is placed, to prevent thesolidiable mate- .6o

A .Schinidt,Jr.,lLookoutMountain,

y rial 'from `ing such substratum.

if Fig. 2 is a sectional planview thro TRoL i' y asoma; No, `448,171

i claims. (outil-n.11),

of March 18S-3f, as'v 11,30, 1928: aiuole-757x being removed by sowing. underground water, to prevent adjacent ,material inf the' substratum intermingling with thesolidiablef material andfprevent failurevofthe-'solidiable materialdue to initial interminglingitherewith by the constituentsof the ground-#water as such matefrialjis being placed.` Other objects offthislinvention include ythe l provisionsof `'an-v.ec'on'orx'iical i method for forming ymonolithic or =integrated structures in poroussubstratum without-dewater- Ifhave discovereda method for the controlof "Water in aliquid pervioussubstratumfby providing' a'pluralityof spaced parallelchannelsin said substratu'm transversely! positioned ;in respect `to the normalldirectionof 'o of water! through said substratum; by forming f ai monolithic L element in eachof 'said channels; by providing Vajspaced intersecting{substantially `the entire' length 4of each Aadi acent pair '-of said-monolithic elements;

and by forming ka monolithic" element inl each yof saidv second-mentioned channels Vcontiguous to o f k.said Imst-mentioned monolithic ele` ments. v In the acco mp'anyingI drawings; which form .a

r partofthe specification; and wherein reference symbolsfrefer 'to vlike parts wherever .they occur,` Fig'fll isatransverse, Vertical :sectional view so-throughlthe spillway'sectionfof adam structure 'and the. subiacent-l liquid 'perviouslA sbstratum taken on-` I'-`I andIf-l-'I 'ofl IFigg`2f showing one Y embodiment of the present inventi on; i p ughthe liquid pervious substratum taken on. 2;2 of! Fig. l,

showing thevarious'stages in'the operation of the method/'of eif'e'ctinglwater control therein; f Fig.Y 3``-is`-\a=-vertical, part-sectional 'view-"of the arrangement shownlinfFig; 2. 'o

tendency i'to' Wash .faw'ay any groutas fast as .itis

@placedtemplate 'I Withl'fopenings thereinffto f correspond to' the'spaced relationship of channels 2li-are successively'. drilled and"a monolithic element :formed ytherein'fafter 'th'eforma'tion of a monolithic element, in channel4! asi-'illustrated stepwise in the resepctive channels II, I 3', and I5 as shown in Fig'. 3, An assembly com-

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