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Thef ol l owi ngpr ocedur escompl ywi t ht hegener al l yaccept edi ndust r yst andar dsf ort he i nst al l at i onofsegment alr et ai ni ngwal l swi t hspeci alat t ent i ongi vent ot heuni quef eat ur esof t heShea“ Ser i es50�pr oductl i ne.Ever yat t emptshoul dbemadet of ol l ow t hesepr ocedur esas cl osel yaspossi bl eunl esst hepr oj ectspeci f i cat i ons,dr awi ngsort hef i nalengi neer edwal l desi gndi r ect sot her wi se.

SHEA


changeal ongt heent i r el engt hoft hewal l ,st akesshoul dbedr i vent ot hepr operhei ghtas det er mi nedbyat r ansi tt oi ndi cat et hepr operbot t om el evat i onoft hewal l .Thesest akesshoul d al soshow wher ebasest epupsar el ocat ed.Beari nmi ndt hateachst epupcausest hel evel i ng padl ocat i ont ost epbackbyonei nchduet ot hei nt egr alset backofShea“ Ser i es50”uni t s. Fi l lt het r enchandanyover excavat edar easwi t ht hespeci f i edbasemat er i al .Unl essspeci f i ed ot her wi se,t hi smat er i alshoul dgener al l yconsi stofawel l dr ai ni ngmat er i alt hatal socont ai ns enoughf i nest hatt hel evel i ngpadwi l lhol di t sshapeaf t ercompact i on.Dependi ngont her egi on, t hi smat er i almayber ef er r edt oasr oadbase,¾”mi nus,cr ushandr unorCl ass5.Ful l ycompact t hebasemat er i alandaddorr emovemat er i alasnecessar yt okeept hel evel i ngpadascl oset o t hef i nall evelgr adeaspossi bl e.Wher est epupsar el ocat ed,basemat er i alshoul dt aperupat r oughl ya45°angl e. Att i mesaconcr et el evel i ngpadmayber equi r edordesi r abl ei nl i euofacompact edgr anul ar basemat er i al .Unl esst hel evel i ngpadi sdesi gnedasat r ue“ f oot i ng”andext endsbel ow f r ost dept h,t heconcr et eshoul dnotcont ai nst eelr ei nf or ci ngandshoul dconsi stofar el at i vel yweak mi xcapabl eofbr eaki ngupunderf r ostpr essur es.Thi sal l owsf orr eset t l ementast hef r ost di ssi pat es.Al so,whenusi ngaconcr et el evel i ngpadt akeext r acar et okeept hepadl eveland anyst epupsatt hei rpr operhei ghtt oavoi ddi f f i cul t yi nmai nt ai ni nghei ghtt ol er ances.

Thef i r st( base)cour seofaSheawal lr equi r est heuseofaBaseBl ock.Thi suni tdoesnothave t hespeci algr ooveont hebot t om.Thi smakesf oreasi erl evel i ngoft hebasecour seandal so pr ovi desgr eat ershearr esi st anceatt hei nt er f acebet weent hel evel i ngpadandSheabasebl ock. Wal l sshoul dgener al l ybebui l tst ar t i ngatt hel owestpoi nti nt hewal l .Makesur et opr oper l y pl acet heedgeoft hef i r stuni tataneven2f ooti ncr ementf r om anyf i xedwal lf eat ur essuchasa 90°cor ner ,acont r olj oi ntorbui l di ngst r uct ur e.Thi shel pst oavoi dunnecessar ycut t i ngor t r i mmi ngoft heSheauni t sandi mpr oveswal laest het i cs. Dependi ngont het ypeofmat er i alusedf ort hel evel i ngpadandhow l evelt hepadi st ost ar twi t h, basecour sel evel i ngmaybeeasi eri ft hel evel i ngpadi st oppedandscr eedwi t hupt o½”of cl eansand.Onl ongst r ai ghtsect i onsofwal l ,i tmaybehel pf ult osetuni t swi t hacant eror t i pbackofupt o½” .Thi si ncr easest heabi l i t yt omai nt ai naposi t i vewal lbat t erandmi ni mi ze r ot at i ondur i ngsoi lcompact i onwhenr obustcompact i onequi pmenti sused. Asbaseuni t sar el ai d,ensur et hatt heuni t s ar ei nf ul lcont actwi t ht hel evel i ngpadand checkt oascer t ai nt hatt heuni t sar el evelbot h f r ont t obackandl ef t t or i ght .Useaj i gi f necessar yt omai nt ai naconsi st entl evel i ng pl anef r om uni t t ouni t .Layuni t sendt oend andavoi dgapsbet weenuni t s.Theuseofa st r i ngl i newi l lhel pensur epr operwal l al i gnmental ongst r ai ghtsect i onsofwal l .Af t er t hebaseuni t shavebeenpl acedandbef or e compact i ngt hebackf i l lmat er i albehi ndt he wal l ,compact i ont ot hespeci f i edembedment dept hshoul dbedonei nf r ontoft hewal l .

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cont entofal lbackf i l lmat er i al .Uset hepr opert ypeofcompact i onequi pment .Sandyor gr avel l ymat er i al sr espondbestt opl at ecompact i onequi pmentandcl ayeymat er i al susual l y shoul dbe“ kneaded”byusi ngahandoper at ed“ j umpi ngj ack”or“ sheep’ sf oot“ .Heavydut y compact i onequi pmentshoul dbekeptami ni mum of5’f r om t hebackoft heSheaWal lt o avoi dwal lr ot at i on. Pr i ort opl aci ngsuccessi vecour ses,sweepand keepcl eananybackf i l lmat er i alf r om t het opoft he Sheauni t sandmakesur et hatal lvoi dsar ef i l l ed wi t ht hepr operdr ai nagemat er i al .Pl acet henext cour sei nar unni ngbondpat t er norasot her wi se shownont heengi neer ’ sdet ai l edwal lel evat i on pl an.Sett heupperuni tandsl i dei tf or war dunt i li t s si nf ul lcont actwi t ht hebot t om bot t om “ gr oove”i uni t ’ s“ t ongue” .Checkandadj ustl evelatever y cour seel evat i on.I fshi mmi ngi sr equi r ed,usea mat er i alsuchasanasphal tshi ngl eandcoveras muchoft he“ l ow”sur f acear eaaspossi bl et o achi evet hedesi r edr esul t .

SHEA


Whenageosynt het i cr ei nf or cement( geogr i d)i sr equi r ed,useonl yt het ype( ort ypes)speci f i ed. Al so,makesur et her ei nf or cementi scutt ot hepr operl engt hsasi ndi cat edont hef i nalengi neer edpl an.Mostgeogr i dt ypesar e“ uni axi al ”andmustbel ai dper pendi cul art ot hewal lf ace. Checkt hemanuf act ur er ’ sdat at oi nsur epr operor i ent at i on.Thegeogr i dshoul dbel ai dont het op oft hebl ockasneart ot hef r ontf aceaspossi bl eandext endbackoveracompact ed,l evelbackf i l lt ot hel engt hr equi r ed.Sandwi cht her ei nf or cementundert henextcour seof Shea“ Ser i es50”uni t st oanchori npl ace.Pul l t hegr i dt autt or emovesl ackor wr i nkl es.St aket hebackoft he geogr i dpr i ort opl aci ngbackf i l l mat er i alt omai nt ai nt ensi on.When pl aci ngbackf i l loveral ayerofgeogr i d, st ar tj ustbehi ndt hedr ai nage aggr egat eandf i l lt owar ds t hebackoft he geogr i d.Avoi d oper at i ngbackf i l l equi pmentdi r ect l yon t het ensi onedgeogr i d asmuchaspossi bl e.A mi ni mum of6”ofbackf i l l shoul dbepl acedovert hegr i d pr i ort ot heoper at i onofany t r ackedequi pment .Avoi dshar p t ur ni ngandsuddenbr aki ngwi t hal l t ypesofequi pmentt oavoi ddi spl aci ng, wr i nkl i ngordamagi ngt hegeogr i d r ei nf or cement .

SHEA


/wall-construction