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<br /> RCC• • • ti• •. : •_ ,t.> for use on the Upper Stillwater Dam
<br /> r.. ,--r:... -- ,,,,. .`.-..•'.-, •. because of environmental reasons
<br /> ..',;:i7:.--.:: � - . -.,;:P and because the cost was less than
<br /> Hansen describes RCC as "a very r' --:!',$,....-• - other alternatives.
<br /> '' Donald Sexton, chief designer
<br /> ti..
<br /> quick, equipment intensive opera- - * �, and resident engineer on the Win-
<br /> tion. In other words, we're talking . ' g
<br /> S rs „•, chaster job for the joint venture of
<br /> high speed production with equip- r._: : • -- - �� .-tit - Parrott, Ely& Hurt and Palmer En-
<br /> ment rather than a lot of hand la- ' -- ' gineering Co., says RCC was chosen
<br /> bor." \ �� ` 'r i
<br /> w 1 because it was more economical and
<br /> - - could be built faster than alternative
<br /> • -r =' ,.' dams. "We had a local contractor -
<br /> tme is saved in placing RCC be- ` -- - - price both earth and RCC, and the
<br /> cause it is brought on site in - -; `�, - :.'`•'?t tr.- RCC was about a half million dol-
<br /> dump trucks or scrapers and spread '- 4 . '+ Ir 0.,1 lars less expensive. Also, it was
<br /> by dozers or graders. Also, very lit- i.::' -t+� ,- much quicker to use -- we placed
<br /> �'' ^ � '. 30,000 yards in six weeks, so it went
<br /> tie formwork is used and no joints ���--�" � �7,. rr ��..�
<br /> are usually formed. l• '"' ' g4 `=""•.+:_ up real quick," he says.
<br /> RCC can usually be placed for - • ' :;:. ` He adds, "We're very pleased
<br /> considerably less than the cost of =. �,+..a_,� ; ; ,;� .-""ter -5 with RCC. In fact, the Winchester
<br /> conventional concrete. Relative to �'- dam just won an award, It's really a
<br /> the traditional concrete gravity dam, Kenneth Hansen good looking dam."
<br /> the economies of RCC are mainly Elk Creek Dam was originally
<br /> due to reduced unit cost of the cone planned as an embankment dam,
<br /> Crete materials, reduced labor costs structjon seasons and bring it down but it was restudied and the use of
<br /> and reduced time of construction. to one." RCC was found to be more econom-
<br /> Schrader says, "We can greatly re- Alan Richardson, principal de- ical. "We value engineered the Elk
<br /> duce the construction time, taking a signer with the Bureau of l eclama- Creek site and found that we could
<br /> project that might take three con- tion, Denver, says RCC was selected save a considerable amount of
<br /> money by going to RCC,' says Den- _-
<br /> �' F_ w: •;w _ nis Hopman, chief of the Concrete
<br /> �z Dv_.viintiaiiii=Chica_gois_w --_- - 4---..4;; s-- E-_
<br /> - "� ._i: Control Section, Portland District,
<br /> - �rr+ - �,Fr;='� '^w11TO]frPJ,Ji$Rd �
<br /> =, •_ I- r �--- •• - - Corps of Engineers, Portland, Ore.
<br /> w * ->:F , M. "I think RCC has a lot of good po-
<br /> -` �] � __;'.. = xc4 ,_j.;.- prl.cled tential. It can take a lot of dam prof-
<br /> " `' _ ars; :" ects that were marginal before and
<br /> iii- ::std t.`._ ..?-,Y=_7-:' .440 _-,, , -_- ,:.�.,-.. i:.t-y:::T; make them very cost effective.'
<br /> 16 ..�; =� � -_ 1.i2: ;�, • .�=4=_ = At a symposium sponsored by the
<br /> ► , ``--7.1."=ti '- ' �-"` �' � '-`=a Colorado Section and Construction
<br /> :Y�- -., -`` r Division of the Americian Society of
<br /> t : 'fir .... = ►^s'- �` Civil Engineers in May, Charles Lo-
<br /> `` ``. ,-;. �� gie, a consulting partner with•
<br /> fi Y l- / '. Dames & Moore, Earth Structures
<br /> r
<br /> - . .-, .. . 7::::-:::'-;:-. ., - .. •.._ . . . .. .. - _ - . .- -; Design Division, Phoenix, Az.,
<br /> The Essex Inn's one-price S45 corporate package rate gives the said, "RCC has recently emerged as
<br /> traveling executive everything he wants—guaranteed rate.a new- an economically attractive material
<br /> •
<br /> ly remodeled guest room (well upgrade you to a suite if It's continued
<br /> available),complimentary Wall Street Journal with your Continen-
<br /> tai breakfast,and your spouse can stay free with you.Free park- .;
<br /> rl.'' rr-�r &
<br /> Iraq, t001 �IIIIII�I ~�.._..� -.
<br /> The corporate package Is one of the new programs designed . �`�`"� _
<br /> to complement the Essex Inn's recently completed 53 million x� I I�, `� '�
<br /> remodeling;new rooms,suites and lobby.New York style dell for - ...-/-447,-74.. •„�!,, •
<br /> breakfast,lunch,dinner,late snacks,a comfortable lounge with y ; ,. " � .�:
<br /> entertainment along with . 5- ' .1!l `' `'•+k .1
<br /> g Ih a swimming pool and sun deck. New, .. - r1.I.-t .. �'
<br /> modem, economical, Informal and friendly . . . and downtown I 1 [[/
<br /> Chicago. �•- se---7...... ,fir L —I"'�«
<br /> At, FRI
<br /> -�-_r --' .-1 .
<br /> Call for Guaranteed gate Corporate •-•,•••...,•^•��••.-•a•-.•,.. _ ..,�;;
<br /> Program Plan details: ; ESSEX IN i JohnCostalo, 312-939.2800 � _
<br /> Winchester, Ky., dam features precast
<br /> 4.,.,,..•.. «et% st concrete facing panels which serve as
<br /> cmnpe uue\u s0�-05
<br /> star-in-place forms on the upstream
<br /> face.
<br /> 26 August 1, t985 - Conoruction Digest
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