|
<br />· .60 gradations. (A,STM D4.22)
<br />'. 6 'Pro1ctors (ASTM D'-1557)
<br />· 1 0- 15 CU triaxial shear tests
<br />.. Diir1ect shear tests (~S pts)
<br />· 8 permeability .tests (A,STM 'D5084-jOO~ 3pts test)
<br />· 30 specific gravity t!ests (A,S'TOM C-12,8)
<br />;* 30 hyd rometers
<br />
<br />Task ASOO: Fi.n 3.) Design:
<br />
<br />The' Dam wiUbe ,desi~'1led based on the results ofth.e alte.mative'analysis., The: configuration '\Nil 1
<br />'be op,timi.2!cd) liO th,e exte:nt pr:a!ctical, .to achieve 1he: most c.Q.st 'effective safe design. Based on
<br />disc'ussio'ns with Orchard City and the req,uire:me.nts of the :State EIlgmeer)g Offic.e (SEOI) for
<br />oonsbuctm.g dams thedesignw.i~l include, ag,_a. minimum.t the following:
<br />
<br />· Detennin.ation of the probable ma'xlmum 'flood.
<br />· Hydraulic calculatipns to deternUn.e the siz,e lof the emergenc.y spillwa.y. Calcalatio.ns fbr
<br />the design of the ov'erfl.Qw spillway' and the loading c:Qnd.~tions utilized.
<br />· Design calicuJ.atio,DS to s-i2:e the outlet structure. In ,ad,ditioll, stru.ctural !calculations .use<! to
<br />determin,etbe size of the concrete base mat and walls .of'the outlet strucnJre., Calculations
<br />will s.iz!e all reinfOrcing stl6el in the bos'e mat and walls.
<br />· .Hydra.ulic calcu~ations fot determining the requ.iIre,d de:pth and leng1h o~fthe spillway
<br />stiJ,Ung basin,. Structural calculations for d1et.e.rmining the thickness ,and ,amount of
<br />reinforcement required for IDle stilling bas-ill walls and b'ase mat.
<br />:. 'Summary of ' the g.eotechnical Lnvestigationincluding lo'8S of test borings and ge;ologic
<br />eros s-sections~
<br />· A S\l11UD.ary of material testing c,esults and the location and logs of test, pits.
<br />· A su_mm;ary of ;g:e,ological jn,vestigatjons: consisting of:
<br />Re,gfonal.persp:e:ct[ve ,of the site.s geo1.ogic and s,eismic setting' at a scale
<br />~pp.ropriate to tJt.eg.eologic complexity of th.e ar'ea.
<br />Seismic evaluatio,n estab'lishing the relationship Q:fthe'site' to all seismic fe'atures
<br />of concern,. .
<br />:Site geology of areas affect'6d by construction activities an,d appro,priate a.djac'e~n.t
<br />areas I
<br />Plans to :comp,ensate for an,y ,geolo'g.ical 'weakness in, the dam. foundation...
<br />.1 Foundatia,n treatment and abutment contact design.
<br />· ~StabUity ,analysis of the structure using the com.put1et,program SLO:PMV or equivalent
<br />The stabiUty analysis win consider different loading con.dition.s such as post constructi.o,n,
<br />long Clenn ,Donnal po.ol, rapid drawdo'VVJlt maximum .pool and seismic conditions~
<br />· Seepage considerati,ons consisting of a cutc,tftrendh ~esign,)blanket drain ,and/or seep.ag'e
<br />,oo~llection piping.
<br />· Design of.the instrumentatio:n for the dam~,
<br />
<br />5
<br />
|