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<br />1. Construction
<br />
<br /> Table 12
<br /> COSTSLlMMMY
<br /> Alt,,] Al t ~2 A1t#3 AI t ~4 Alt #5
<br /> -~
<br />Constructionco<;ts -NA- 4,619,600 2,677,500 5,446,800 729,350
<br />Contingency (20~) -NA- 923,900 535,500 1,D8S,ilOa 145,900
<br />Total Bteost -I\f,- 5,543,500 3,213.000 6,536,200 875,200
<br /> Engr ( lO~) -NA- 554,350 321,400 653,600 87,500
<br /> ROW -I,A- 825,835 705,500 776,800 143,500
<br />Subtotal Proj Cost ,W<. 6,923,700 4,239,eOO 7,966,600 1,106,250
<br /> FLA (12~;) ~ -rl^~ 830,850 508,900 956,000 132,750
<br />Total Est Proj Cost -rIA- 7 ,75~, 550 4,748,700 8,922,600 1,239,000
<br /> O&MH -NA- 232,650 142,600 267,700 37,200
<br />(,r~nrl Tata 1 Co~t -NA- 7.981,000 4,891,300 9,190,000 1,276,000
<br />- Fiscal, legal ""d Adrr.ini,trative
<br />.- Operdtions JnJ!-ldintefl"nce
<br />
<br />fad 1 iti~s deseri b~(! on th~ prellmlnary plan drawlngs. The use at alternatl' l'later-
<br />
<br />ials and construction methods could result in a savings over what is presented here.
<br />A deta i1 ed study to eva 1 uate a 11 po, ~i b 1 e des i gn a 1 ternat i yes wi 11 be 1 e ft for fina 1
<br />
<br />design.
<br />
<br />A sUlmlary of estimated quantities taken from t~e prelimindry design i, provided in
<br />the Technical Adderldum for Spring Creek.
<br />
<br />The project cost Shown in Table 12 is estimated from normal project cost items listed
<br />below:
<br />
<br />2. Contingency costs: 20% of Item 1
<br />3. Engineering and construction service costs:
<br />IO;;ofltemsland2
<br />
<br />4. Right-of-wayeo,ts
<br />
<br />ltems 1, 2, 3and4
<br />
<br />The cost inforr"tion presented in this report i, bdsed won Lonstrudin"'1"antities
<br />esti,,:ated fro," 0 yrelinlinary design of facilitie,.
<br />
<br />5,
<br />
<br />Legal. fiscal and administrative costs: 12% of
<br />
<br />G. Operat iona 1 and ma intenance co~ts: 3h of ltems
<br />1, 2, 3. 4 and S
<br />
<br />ECONOMIC A:;AlYSIS
<br />
<br />Inlrodudion
<br />
<br />A cost contingency of 20t of the estimated construction cost is included to cover
<br />inciderltalcosts. Engineering costs include final engineering design, surveying,
<br />50ils testing and normal construction services. Fiscal, legal andadminlstrative
<br />costs are included to cover costs of fin~rlcing, appraisal, land acquisit iOrl PrD-
<br />
<br />A ben_ef 1 t: co~ t and 1 ys is ',.-as COIIlP 1 eted for each of the ,e 1 ected a 1 terna t i ves. Thi s
<br />
<br />ana lysis considCI"ed both the benefit. cost ,atio, ~'I<.l L:le rLel belief it, (benefits
<br />
<br />minus costs) of each improvement.
<br />
<br />cesses ond other miscellaneous project imple~~IItat iUII costs.
<br />
<br />r'lis econonic dnalys i, assun<ed ~ SO-yedr ~roject life fo)' cir<lindye raci 1 i l i~,.
<br />
<br />.
<br />"
<br />
<br />findnClal l~ndins l"~te of b - //8'" wdS used. and b..nefit~ "rid ddl"d~eS .,,'~'" COf"pdred
<br />
<br />Oreratioll5 and nldinlendnce costs (In' inclLld.'d to insure that facilities an~ !;lilin-
<br />
<br />dccording to their prc,ent worth.
<br />
<br />tainedtofullctionproperlywhenfloodeventsdooccur.
<br />
<br />. 55 -
<br />
<br />-56-
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