Construction Management.EPM 602.doc

8/16/2019 Construction Management.EPM 602.doc

1/48

With Best regards. " ط لب دراس [email protected]"Academic of postgraduate studies – Costructio !aagemet."#! $%&#ro'ect !aagemet. (ept. &%%)*&%%+ " " تسوا من صالح دعائ

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!' ()Eي *)` ا^با) 7ا;* قاو) *ا 'Hو5Gا n ن ()E.5 ا =()و

M@ س :/Jا2JTU لا :

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* 6C() 7Y8^)1ا WF%5OC()Q(Rو 7H pا >!()

5 Ypا 3()E#ا YH%^) jا 3'()E^)Fو1.5 7 ي F8

و& $'() qK pا $ ?)q

ارد بلاط – 1ت ياتا الوفيق

InputMaterial

EquipmentLabour Money

Information

OrganizationProcess

Transforming

OutputCompletedProject

!# مل &ي %$

ل )ار 'ي $

mailto:[email protected]:[email protected]


2/48


و Hا^ 'Iع $'() ' $8-:H Sان ()1)!'() [5 (ا () ^)'() 5(ا '() ا '() ^ا !:'())Hا ^ا Hو $^اي 93()OGI!8 6 G1)!ا \)*+,-./+01 234-56R-LN ;]^8P1M_0`

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ارد بلاط – !ت ياتا الوفيق

0,?



3/48


"Functional System Organization " Chart"()! (K9 ن nا ()ن , 6()K' nل

[e8)4 J.K ق 7 ي Y >5',3*F)1?) :()-:H.Tpا !()2.K ق 7 ي57 b5'>و.Tpا !:(z.xj! يTpا !() ,$ ب.K ق Y ن {.x'C ي 4 X ب^)Fا 6'().5 ن 9()

N. : قي*5 I)و1d])KG.Tpا !() .)PIب ()5Y Cقا Fي OHا^.|}.L! C bdا U %pا Gو .)PIب~.x'C ي.A ي F (اب

[e ب ! HJ.A7C يKG18.^ا ==` ()2. ن F!Y ())(#)F'().+!ا ()z. jGZ) 'A7C يKGiا 3C ) Fا 7X.* 9!'(){.Tj C ن ()* ب.Tpا !()N. : ق 8*5 با U >])^) 9( B ()ي ! ن ()وي C()KG.!C()

ارد بلاط – ت ياتا الوفيق

7.:5,-/:

"ecretary

Office

Legal

Office

Computer #epartment

Construction#epartment

Equipment#epartment

Purc$asind#epartment

%uilding#epartment

tment

Project1

Project!

Project&

Project'

(inance#epartment

&



4/48


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"Divisional System Organization Chart"() ق (K' Cن nا ()ن , 6()K' nل

Y Z8.2GD?E لا :>\90-:.; 234-56R-LN ;\^8P1M_0`FE0Z4Q لا2GD?Eb ل 2-7b ل20@ 789ا E D`DJM_7 ل 1

; 8د>

ارد بلاط – ت ياتا الوفيق

7.:5,-/:"ecretary

OfficeLegalOffice

(aundation#epartment

)oads#epartment

Mec$anical *Mentenance

"mall %uilding

'



5/48


"Matrix System Organization Chart" '= ( ()5G!9ن nا ()ن , 6()K' nل

[e8)4 J. jو^ا >ا C()^ا )4 '()و5: ق C'()K ()]•Fا 8 ^ا >ا >

^)#) I%و5C>t'().Z)2.xj!8^ا (!sC'()^ا DOSوي.&و $'()z.V$ ن 8Hا 5 ن 5 ':H 7و)(Tpا !()5U €X) ()*ي Fا $'()

() Cابق 5.{. )^) 9( B () ن H.A:Y()

[e ب ! HJ.(! ي F!W!`(اب)(* 9!'() ن H#ا 6 ).&و $'()و&ي.2 $'() !sC*HKD)! ن ()5 ي F)1?)KD)! ن ()و5 ن 9() !sC 6 ن H

#)F^)F)1%59: ` 'A C ي7`8* ب^)F)1?)KGl ب.+ا DZ)z.L(T!'()+) ي يK ن GيوfF)1% 'A7C يKG.ت $ (){.A7C8KG5 I)و1d).ل '()N.A ي F () يKG-6 ن 5 ب !=())P n 5: ق (Tpا !()5Iا 3()5>ا '().ا 6(

) ;[&و $'()ارد بلاط – ت ياتا الوفيق

7.:5,-/:

"ecretary

Office

Legal

Office

Computer #epartment

#esigne#epartment

Purc$asing#epartment

Estimating#epartment

Project 1

Project !

Project &

Project '

+



6/48


U KGf&و $+ان b5 ثO ث) ;5X $KG&و $'()-:H ,W[‚:]) !3 [QاfFو( 7Iا^()' ا) =.Qا) HFxاي 5--r1و 4 يP ' '=8K9 ي^ا 7:Y ' بQ(ا '()P H) KGQ(R59:,().5 ا Z)و-) W])K> ن 6() ا ,()Q(gXو5Y $ D) g 9 ن 8^ا Hو $'()

ACD^ا 9S)!'().' '()

()' قاو '() !3 [ا)Qو( 7Iا^-e3 ن 5' ^ا =:` C'()-:HACD ق () 7'()L!>AC3 ب D) '()

4U ن '()57C .dا U ?)- 6C8^)#) I?)5 ي F)1?) ^ا 6U()^)R.5O()

()' ا) '() !3 [Qقاوو( 7Iا^-g 9 ن 8p) `()Pق Gو^ا 9S)!':(5 ن 9().' '()

ا

Pا D [5!3:U8KG ق () 7'()* بQ(ا '()واق '()و ق G: 8

) W?اب* 7A ,'()fFا $ >])' '()-:H D) g 9 ن 8&و $'()g9 ن '()* 7.واق '()

ارد بلاط – .ت ياتا الوفيق

@/+-:0,-/:@/+4-:0,-/:

@ /

+ - :

0 , -

@/+-:0,-

2*A5:8.4./+

B+C.+55:@/+4*1-0+-



7/48


2n78ا ;2ZTJ/01` -5 4L لاqT لاD_OSLJOvw> -00HFGw> -?43x4J yUN -00HFG -?4L لا.-=zا

•)R% ::KG59:, ()ثV 8.1!U()و ,'::Ge(eGا+• Xو&و $e(e8ا '> ' ب :GV$ ن&و $*4 ب

و 'H :{_L4kb32b_ لا 03D4 لا : س -N:M_0x لاMJ _ لاا DEb ل

03D4 لا :. xد Dv:;\75-0.15= 754.C+ B+C.+55:.+Cال \ ;20b0?Qال O4xس 2•

ارد بلاط – /ت ياتا الوفيق

E*01.-3 7*:0-./+

-.65

@/4-

D=50

B+C.+55:FG@7

G H:56.+.10:3+C.457

=51.0-57+C.457

C+.==5G :/-,0:-+/@

+/.-,*:-4+/@ I ئJ KL



8/48


- JD س - لا20 سO4x لا –B+C.+55:.+C 7:0M.+C.- 5ا DE لا204 لا –N5,O+.,01 2A5,.).,0-./+.

-| U 0E_ لا – E*0+-.-.54. -OSL لا –@/+-:0,-.

5;Fا !&و $'()\H:/P5,- Q03/*-\

و&ي• $'() ' يا > t !'(.&و $'()و&• $'()K> ن 6()+!, ي* ي G [* H!'Uواق '() ي GQ(ا '()

A ,"fFا $ >])\

•+% Y`8 )!#ا $ %&و $'() 7 8!Y5ا bي'(&و $'()‚ DY` ي j!( )!'()T: `'(5Y$ Z)Q(Rو 6C (^ا :'Hg 9 ن 8و& D) ل $'()Pق D] jو [ل


9/48


و&)'!5 3S و C+Z+!,8O P '()ACD57ا Hا^ ()5ا Y()L!= ق ()

غ 78%ACD57ا 6Hي ',*با‡) ()5` C'()135قن 5 ()5G 5(‡)5(‡)5Gو 5(!6U5 ي !6() G!85(‡) G! KGf5n3( غ G! KGf و

() Yا#(^ 8ق ي € 8KGق ي € !Sب 5

() Yا#(^ !()KGfي ',*

YHا#

...............................................................................................

Cost of Construction Equipment59:,8^)#ا $ ?)

V.| U2b•bEOLE لا Owning Cost.

ارد بلاط – Sت ياتا الوفيق



10/48


&.|

U2bM0H7OLE . Owning Costال

iا CD []P و 59:,8Q:' () b#) Wq Owning Cost| U~ ل2bOLJ•bEQ لا IN> U~8 -5 4L لا;Fzا

V. €O8ا –75A:5,.0-./+.. –N0;54ال ‚- ا@ .&./NKƒQ لا –2-/:0C5.X./0JPQ لا –D+4*:0+,5.„.O@ لا –D+-5:54-.

n ن (ابو-(%^) B '()†'`() :() U +واق '()4: =(اب-:H Q:' ()#)!> 6:' >)]AC38و ˆ59:,()5Hا C(اب 6 با C3(و 7 ي[K8‡)

…nƒJ ;2SN- ط †GO DS4 لا –@04O


11/48


Example: (1)

T$e original Ualue of small truc0 is 1!^^^ dinar .t$e sulUage Ualue is estimated to be !^^^ dinar .

Cost of "ZIZT W .^^ #inar\_earV "IT it means T$e sume of "torage Insurance TaAes.FH W H X . YZ [ . \+_YZ [ . \+^Z ].

FH W Z`ccc X . YZ [ . \+_YZ [ . \+^Z ]

i W i1 Z i!ssume t$at t$e rate if ban0 interrest is equal to K`."IT ,as giUen W .^^ #\_earV Yi1[.

T$erefore i W i1 Z i! ‰i1 Z Y" Z I Z T[\P

‰~Š‹ Œ|00ŽJ2000‰~ŠŒNŠ‰JzŠ.

n assumed to be a + yearsV ] J$ere t$e n useful life of t$eEquipment

T$erefore[FH W Z`ccc X cdZa YZ [ cdZa \e_YZ [ cdZa \e^Z ]FH W 1!^^^ ^V1&Y1V1&[+\Y1V1&[+.

‰J2000u^V1&A1VK'\^VK'v ‰z{J}.J00#inar\_ear .

F< W < X . _YZ [ . \+^Z ]. ‰2000u0.Jz‹JŒ0.JzŽN qJv

‰2000u0.Jz‹J.JzNqJŽ

‰2000u0.JzJ.~{qJŽ ‰2000u0.JNv ‰z0.N00#inar\_ear .

F W FH ̂ F< W aZcf 7.+0:_g50:. ;2[D~bJ

•O3 3 سMEL لاFG24U لاŠ:ا -Q J/01VX%%k ل&%%%O3ا bnN•4JFG ~QJل ‹Œ:ال DاOال FG24Uس 23


12/48


E1> -Z4Nk ل} 4`MJا D32Q1 €=‘FG yQ3اMJ LJ;T JM0H7Q لا –/A5:0-.+C

)0,-/: Ud<MJ LEG’M0H7Q لاUd: ”

knLNFGM@ UE لاF ل Q ل 1:/_EN xا -QGا/01 J./0E- لا1. Fuel quantity calculation:- Quantity of fuel = Constant of Fuel x Engine orse!oer x O!erating factor - Were:- #he constant of $asoline = %&'(&- #he constant of Deisel = %&)*&- Example:! = )%% O&F = %&+ Fuel , gasoline ,

!en " = %&'( x )%% h! x %&+ = 1#.$ %itre per our &For &iesel ill a!!ly same formula .ut the constant of fuel

"Diesel" = %&)*&= %&)* x h! x O&F

'. Oil quantity Calculation:Constant of oil x h! x O&F / c0t

- Constant of oil %&%%( is constant of oil&- C Cran1case Ca!acity&- t time .eteen oil changes2345678 9::;< :> ?@ A:B@678 978- = uantity of oil !er hr& = %&%%( x )%% x %&+ / (%0)'% = %&G( H0hr&

here )%% assumeI 0 %&+ assumeI 0 (% assumeI 0 )'% ssumeI&

ارد بلاط – !1ت ياتا الوفيق



13/48


nnual epreciation: *+,/ 02345/ Fاث ]) !b [f! ن C() F) ق … قن ()KG5' 5(‡)g ن 6p) W-(%* D.ا 6 ب

6n orer to fin out te annual epreciation tere are fourmetos:• straight line methoI&

• Sum of the years&

• Declining .alance&#he methoI useI in this course" straigt line meto"& JD the Jnnual De!reciation = K-F0nLhere K-F is the total Ie!reciation&

Jnnual M N costs

& = N K-FP&78 )0n& Lhere N is the Ie!reciation factor&n is the useful life of the eui!ment 2 R?TU8 9VW78

9aintenance 7epair Costs 8 $;< - 1;;< of annual &epreciation.Were: & or & : te nnual &epreciation 8 =-F>n.

Example :Le su!!ose given Iata as folloing

= =)%%%% X F=Y%%% X n =)% years&#herefore D=K-F0n=)%%%-Y%%%0)%=Y%% D0hr&#he Jnnual M N Costs = Z[%\ - )'%\ of JD " the Jnnual De!reciation = K-F0n&

Jssume )%%\&#he Jnnual M N Costs = )%% x Y%% = Y%%% Iinar0year&

Example :Determine the cost of M N for a Croller anI the ]oo1 ^alue X here

the folloing Iata ill a!!lyOriginal cost X K=)'%%% Iinar&Salvage value X F=(%%% Iinar&EstimateI useful life n= + years&

JD= K-FP0n= )'%%%-(%%%0+= )*%% Iinar0year&#herefore#he Jnnual M N Costs = )%%\ of annual Ie!reciation&= )%%0)%% x )*%% D0yr=)*%%Iinar0year&

En of year &epreciation factor

?7?

nnualepreciation

?&?

@ooA Balue

?@?

ارد بلاط – &1ت ياتا الوفيق



14/48


% )0+ - )'%%%

) )0+ )*%% )%*%%

' )0+ )*%% Y%%%

( )0+ )*%% _*%%

G )0+ )*%% +%%%

* )0+ )*%% G*%%

+ )0+ )*%% (%%%

7emarA ]&^ = K "the original cost" at the .egging thenX it ill go Ion"here ]&^ = K 2 JD " as folloing

EnI of the ̀ ear = % ]&^ = K = ) ]&^ = K - JD

= ' ]&^ = K - 'JD = ( ]&^ = K - (JD = G ]&^ = K - GJD&

= * ]&^ = K - *D& = + ]&^ = K - +D&

Dome worA 1 - ate:''.11.';;

ExampleEstimate the !ro.a.le cost !er hour for oning anI o!erating of craler !oer shovel Z if the out!ut of the Shovel is G%% m(0Iay X calculate thecost of excavating in m(&- #he folloing Iata ill a!!ly- #he Engine $asoline & )G%h!& p.

- Cran1case Ca!acity (% liter c.- #ime .eteen oil changes Y% hours& t.- seful life is )% years& n&- Original cost of the shovel *%%%% Iinar& =.- Salvage value is *%%% Iinar& F.- Cost of bnsurance X #axes X Storage eual to )*%%& G6G!- ]an1 interest rate is [\& i1- O!erating factor %&+ O.F- Cost of fuel0litre %&)* D0Hitre Cost &>%itre- Cost of oil0litre '&* D0Hitre Cost &>%itre

- o& Of or1ing hrs0yr as assumeI to .e = )[%% hrs&- #he out of the Craler = G%% m(0Iay&

ارد بلاط – '1ت ياتا الوفيق



15/48


Owning Cost>yr 8 H: annual uniform equiBalent payment in te en of te year I JK+,/ LMN3/

J, PQ JKR4 SN JTNUV/. J = JK 2 JF or J) 2 J' JK = K d i ) / i Pn0) / i Pn-) JF = F d i 0) / i Pn-) &i = i) / i' = [\ / S/b/# P0K= [\ / )*%%0*%%%% = ))\

- = = K d i ) / i Pn0) / i Pn-) *%%%% ))\ )/))\P = *%%%% d %&)) ) / %&)) P)%0) / %&)) P)%-) = *%%%% d %&)) )&)) P)%0)&)) P)%-) 8 ;;;; X ;.11 ('.$#Y)>1.$#Y Z 8 $[Y; inar.

- F = F d i 0) / i Pn -)

= *%%% d %&)) 0) /%&)) P)%-) = *%%% d %&))0 )&[(Y = 'YY Iinar

!erefore:Owning Cost>yr

= JK - JF = [GY% - 'YY= [)Y) Iinar0yr&&

Owning Cost>r 8 = >\um]er of worAe rs>yr.= [)Y)0)[%%8 [.; &>r.

Fuel Cost > rH.= Constant of Fuel x orse!oer x O&F Cost of fuel0Hitre= %&&'( x )G% x %&+ x %&)* D0Hiter = '.$Y$ &>r &

Oil Cost > rH.= d Constant of oil x h! x O&F / c0t& x Cost of oil0Hitre= d %&%%( x h! x O&F / c0t x '&* D0Hitre

= d %&%%( x )G% x %&+ / (%0Y% '&* = %&*) = 1.[^ &>r.

9 7 Costs Hassume #he Jnnual M N Cost = )%%\ of annual Ie!reciation&& = K-FP0n= *%%%%-*%%%0)%= G*%%&% D0yr&#he annual or1ing hour is assumeI to .e as )[%%&%#herefore& #he Jnnual M N Cost&= G*%%&% D0yr )[%%&% = '. &>r

!e total cost of ownig an operating8 H

ارد بلاط – +1ت ياتا الوفيق



16/48


= Oning Cost 0hr / Fuel Cost 0 hr / Oil Cost 0 hr / M N Cost0hr

[.;&>r / '.$Y$ &>r / 1.[^ D0hr / '. D0hr = 11.[;$ &>r.

#he stanIarI normal or1ing hours !er Iay = [ hr&!erefore:!e cost of excaBating in m# H.Out!ut of the Shovel0hr= G%% m( 0IayLor1ing hours0Iay [ hrs&Out!ut0hr = *% m(0hrs&#he cost0m( = total cost total out!ut= ))&G%[ D0hr *% m( 0hr = %&''[ D0hr

Output of construction Equipment | U20v Q8OLJا6 789ا

1! : !7_C`:

#here are G activities for the truc1 to get from !oint J to Koint ] in orIerto finish its tri!&

ارد بلاط – .1ت ياتا الوفيق

F G

hdNdN



17/48


#he activitiesHoaIing& 2 t) ()$ ا Dن 5و-:Hi!:> '3 ()&! وي '3 ()' ل auling& 2 t' &‰ $()‚ D+ا Dن 5و


18/48


!.7.!.! = o& Of tri!s0hr = G*0'%&* = '.' trips&#herefore the out!ut of '* m( #ruc1 = '* m( x '&' = ** m( 0hr

&&

'\&: @ullober:

Example:

bf the !laIe length of the .olIozer = '&[ m anI the height = %&Y m&#raingle Jrea = )0' .ase x hight P = )&0' '&* x %&Y Px '&[ m = #.1 m#

ata giBen:

- \ote: all units must ]e in minutes - meters- Kushing time = Z X here time = Distance0S!eeI- auling s!eeI !ushing s!eeI P = )&[1m0hrs&- Neturning s!eeI = (&[ 1m0hrs&- Distance = (% m&- Host time = %&* min "assumeI"

!o calculate 7.!.! 8 Hauling s!eeI !ushing s!eeI P = 1.$Am>rs&=using time = Z

= (% m 0 )&[ 1m0hrs)&[ 1m0hrs = )&[ x )%%% 0 +%P = (% min

ارد بلاط – 1Kت ياتا الوفيق

F G

2Fi7

^VS!VKm

F

`de6



19/48


=using time = (%0(% =1.; min&

7eturning time = Z= (% m (&[ 1m0hrs&Neturning time = %&G_ min&

!.7.!.! ?total roun trip" = !ushing time / returning time / lost time P= )&% min / %&G_min / %&* min P = 1.Y min&o& of tri!0hrs = G% "assumeI" 0 )&Y_ ='%&( '%&% tri!0hr Out!ut = '%&% tri!0hrs x (&)* = +(&% m (0hrs&Z

[^ا

nDO•

f5 ن Xا 59)وKbو '8 6 ا ,' ب


20/48


9 7 of tires 8 1;< - 1< &. JO43knL24U ل 1 -EL لاwد ?Qا x لQN xbND~23 U ل 1 .

2b 28 050b?:ار nN9ا ‡9 7D_ ‰ J/01V% –V„.2b 28 050b?:OLE لا‡9 7D_ ‰ J/01+%*

V%%.

Engine (%%%% D&#ires (%%% D&#he original cost of the Eui!ment ithout tires = (%%%% 2 (%%% ='_%%% D&#he original cost of the #ires = (%%% D &

Equipment :-Oning Cost 0hr for Eui!t = Z

J) = JK = K d i ) / i Pn 0 ) / i Pn - ) i = i) / i' = )+\

J) = '_%%% d %&)+ )&)+P[ 0 )&)+P[ 2 ) = ^'1^.; &>yr = +')+&% D0yr )[%% hrs = #.[# &>r.

J' = JF = F d i0)/iPn 2 ) &Lhere F = %X therefore J' = %&Owning Cost >r for Equipt:

8 1 I '= (&G( D0hr 2 % = #.[# &>r

!ires :-- Oning Cost 0hr for #ires = Z

Jtires = J) = (%%% d %&)+ )&)+P' 0 )&)+P' 2 ) = )[+Y&% D0yr = )[+Y&% D0yr )[%% hrs = 1.;[ &>r &Owning Cost of >r for te tires:8 1 I ' = )&%G D0hr 2 % = 1.;[ &>r &

!otal of owning cost of Equipt tires:= (&G( / )&%G = [.[ &>r &

Operating cost of Equipment :

- 9 7 of Equipt. 8 )%%\ of JD d $;< - 1;;< assume d= )%%0)%% K-FP0n

= )%%0)%% x '_%%% 2 %0[ = ((_* D0y 0)[%% = 1.$ &>rs&

M N = )&[_* D0hrs

ارد بلاط – ^!ت ياتا الوفيق



21/48


- 9 7 of !ires. 8 1;< of & d 1;>< - 1< assumed= )%0)%% K-FP0n

= )%0)%% x (%%% 2 %0'= ((_* D0y 0)[%% = ;.;$# &>rs&

- Fuel Cost > r:

= Constant of Fuel x ! x O&F Cost of fuel0Hitre

= %&)* x )'% x %&_x %&)[ D0Hitre = '.'^$ &>r.

Oil Cost > rH.

= d Constant of oil x h! x O&F / c0t& x Cost of oil0Hitre= d %&%%( x h! x O&F / c0t x '&* D0H

= d %&%%( x )'% x %&_ / (*0)%% '&* = 1.; &>r

!e total Cost of owning operating:

= (&G( D0hr G )&%G D0hr / )&[_* D0hrs / '&'+[ D0hr G )&*%* D0hr 8 1;.'$ &>rs

] b‘DO +نا 2b_ لا *240 E لاار ط9 1ŽV%.&+.23 U لا’ر 4Nد

2b_ لا *240 E لا:O1ار طŽ—.$++.23 U لا’ر 4Nد ,- لا * Ex401˜ Ž..........V%.&V+–—.$++Ž%.„%.23 U لا’ر 4Nد

&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&

#r : 9ixer:Concrete mixingCycle time = Z]aching time& = G% sec&mixing time& = )'% sec&Ium!ing time& = '% sec&Neturning time& = )* sec&Host of time& = )* sec&#otal time = ')% sec = (&* min&o& of cycles 0hrs = Z

= *% "assumeI value " 0 (&* "# &N & #" = )G&'[ C0hrs&the out!ut = mixer Size x o& Of cycle0hrs = (m( x )G&'[ cycle0hrs&

= G'&[ m( 0hrs&

iا C3(و59:X '()A,'()5 ن Xا ':(ƒ ‰

ارد بلاط – !1ت ياتا الوفيق

2Fi7



22/48


m( = cost of the machine 0 the out!ut = )%&'[ from the last exam!le to .e assumeI0G'&[ m(

= %&'G D0hrs

[t : =ower oBel:

Example:

calculate te output of te # m# power soBel te foolowing ata

will apply:

- Excavating time = G% sec&- Singing time& = *% sec&- Dum!ing time& = )* sec&- Neturning time& = '* sec&- Host time& = )* sec&One hour time " assumeI " = G* min

!otal cycle time = t) /t' /t( /tG /t* = )G* sec +% = '&G' min&

- o& of cycles0hrs 0 '&G' = )[&+ c0hrs&Out!ut = ( m( = )[&+ c0hrs = **&[ m(0hrs&m( = )%&'[ " calculateI from the last exam!le" 0 **&[ = %&** D0hrs

Example:Consier using 1.' m# power soBel in excaBating unloaing truAswit te cycle time 8 [' sec.assume tri! time !er truc1 "excavating loaIing time " = )% min&use (&+ m( truc1s&o& of Ii!!er = (&+0)&' = (

HoaIing time = o& of Iee!er x cycle time= ( x G'0+% x = '&) min&#&N = )% / '&) = )'&)min&o& of truc1s = #&NHoaIing time = )'&)0'&) = *&_+ truc1s&

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!ry trucAs:

HoaIing time of the truc1s = * x '&)min = )%&* min&Host time !er shovel = )'&) min 2 )%&* min = )&+ min&

ارد بلاط – !!ت ياتا الوفيق



23/48


Host factor = )&+0)'&) x )%%\ = )(&' \&

try ^ trucAs:HoaIing time of the truc1s = + x '&)min = )'&+ min&Host time !er shovel = )'&+ min 2 )'&) min = %&* min&Host factor = %&*0)'&+ x )%%\ = G \&

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kQ -ZQ4N•0j _ لاFG/Jš.M0E~Q لا

Dome worA '-

&etermine te most alternatiBe using one power soBel annum]er of trucAs to excaBate an aul '$;;; m# of eart.6f it is require to complete te o] in ($;) ays etermine tenecessary num]er of power soBels an trucAs an te total costof te proect.

=ower soBels:

Size m( P

Cycle time sec P

Nent of Shovel

Dinar0r P

Lages of o!erator Dinar 0month P

Other costsDinar0rsP

( G% Y **% )&%%%G G* )' +*% )&'%%

!rucAs:

Size m( P

NounI #ri!time

ExcluIingloaIingtime P min P

Lages of o!erator

Dinar !er IayP

Cost of truc1Dinar0ourP

)' )* )( +'G '* '% )%

Jssum!tionsbn all cases aP X .P X cP IP

ارد بلاط – &!ت ياتا الوفيق



24/48


- \o. of worAing r>ay 8 $ ours.

- One our worAing time 8 ; min.

Case: a .. using ( m( Shovel N = )* min ' m( #ruc1 cycle time = G% sec

\o. Of eeper = )' m( 0 ( m( = G&%%oaing time = o& Of Iee!er x cycle time = G&% x G%0+% = '&+_ min!.7.!.! = HoaIing time / N = '&+_ / )* = )_&+_ min\o. Of trucAs = #&N 0 HoaIing time = )_&+_0 '&+_ = +&+'

We aBe ' alternatiBes : ^ trucAs:

1. try ^ trucAs:

%oaing time to loa ^ trucAs = o& of truc1s x HoaIing time = + x '&+_min = 1^.; min.%ost time of oBel = #&N 2 HoaIing time to loaI + truc1s= )_&+_ min 2 )+&% min = 1.^ min&%ost factor )&+_0)_&+_ x )%%\ = Y.[ay&

ccoring to '$;;; m# of eart&X e have

\o. of ays to finis te o] '[*%%% m(0)+(% m(0Iay= )_G&[* Iay = 1 ay.\o. of worAing ours = )_* Iays x [ = 1[;;.; rs&

1. oBel cost = )G%%&% hrs x Y D0hr = 1'^;;.; &.'. Operator cost = )_* Iays x **%0(% = #';$.## &.#. Oter costs = )G%% hrs x )&% D0hrs = 1[;;.; &&!otal cost of oBel = )'+%%&% D / ('%[&(( D / )G%%&% D = 1';$.## &.

1. !rucA cost = )G%%&% hrs x + D0hr x + truc1s = ;[;;.; &.'. Operator cost = )_* Iays x )( D0Iay x + truc1s = 1#^;.; &.!otal trucAs cost = *%G%%&% D / )(+*%&% = ^[;;;.; &.

!otal proect cost 8 1';$.## & G ^[;;.; & 8 $1'$.## &.

\o. of sets require to finis te o] in $; ays:

ارد بلاط – '!ت ياتا الوفيق



25/48


)_*Iays 0 [% Iays = '.1$ X say # setsOutput for # sets = ( x )+(%&% = [$Y;.; m# >ay

\o. of ays to complete te o] in # sets = '[*%%%0G[Y% = *[&'[Iays = $ j [% Iays o.A&

'. try trucAs:

%oaing time to loa trucAs = o& of truc1s x HoaIing time= _ x '&+_ min = 1$.^Y min&%ost time of !rucAs = HoaIing time to loaI _ truc1s - #&N = )[&+Y min 2 )_&+_ min = 1.; min.%ost factor of te !rucAs )&%0)[&+Y x )%%\ = .#ay.

ccoring to '$;;; m# of eart. we aBe:

\o. of ays to finis te o] = '[*%%% m(0)[%%&% m(0Iay= 1$.### ays X say = 1$ ays&\o. of worAing ours = )*[ Iay x [&% = 1'^[.; rs.

1. oBel cost = )'+G&%hrs x Y&% D0hr = 11#^.; &.'. Operator cost = )*Y Iays x **%0(% = 'Y1.; &.#. Oter costs = )'+G hrs x )&% D0hrs = 1'^[ &.!otal cost of oBel = ))(_+&% D / 'Y)*&% D / )'+G&% D = 1.; &.

1. !rucA cost = )'+G hrs x + D0hr x _ truc1s = #;$$ &.'. Operator cost = )*[Iays x )( D0Iay x _ = 1[#^.; &.!otal trucAs cost = *(%[[ / )G(_+&% = ^[^^.; &.

!otal proect cost = )**** D / +_G++&% D = $#;'1.; &


)*[ Iays 0 [% Iays = 1.Y X say ' setsOutput for ' sets = 'x )[%%&% = #^;;.; m# >ay\o. of ays to complete te o] in ' sets = '[*%%%0)[%%&% = )[*&(( Iays = 1$ Iays

Case: ].. using ( m( Shovel N = '* min

'G m( #ruc1 cycle time = G% sec

ارد بلاط – +!ت ياتا الوفيق



26/48


\o. Of eeper = 'G m( 0 ( m( = [&%%oaing time = o& Of Iee!er x cycle time = [&% x G%0+% = .## min

!.7.!.! = HoaIing time / N = *&(( / '* = #;.## min\o. of trucAs = #&N 0 HoaIing time = (%&((0 *&(( = .^Y


1. try trucAs:%oaing time to loa trucAs = o& of truc1s x HoaIing time= * x *&(( min = '^.^ min.%ost time of te oBel = #&N 2 HoaIing time to loaI + truc1s= (%&(( min 2 '*&+* min = #.^$ min&

%ost factor of te oBel (&+[0(%&(( x )%%\ = 1'.1#


27/48


%oaing time to loa ^ trucAs = o& of truc1s x HoaIing time= + x *&(( min = #1.Y$ min&

%ost time of tucAs = HoaIing time to loaI + truc1s - #&N= ()&Y[ min 2 (%&(( min = 1.^ min&%ost factor of te trucA )&+*0()&Y[ x )%%\ 8 .1^ay = )&+* x 'G m( x [ hrs x d )%% 2 *&)+ P0)%% = #;;.[# m# >ay.Output for ^ trucAs per ay = + x (%%&G*( = 1$;'.1$ m# >ay&

ccoring to '$;;; m# of eart we aBe:\o. of ays to finis te o] = '[*%%% m(0)[%'&_)[ m(0Iay= 1$.;Y Iays X say = 1$ ays.\o. of worAing ours = )*[&% Iays x [ = 1'^[.; rs.

1. oBel cost 8 1'^[.; rs x Y &>r 8 1;$;;.; &.'. Operator cost = )*% Iays x **%0(% = 11#^.; &.#. Oter costs = )'+G&% hrs x )&% D0hrs = 1'^[.; &.!otal cost of oBel = )%[%%&% D / ))(_+&% D / )'+G&% D = '#[[;.; &.

1. !rucA cost = )'+G&% hrs x)% D0hr x + = $[;.; &.

'. Operator cost = )*[&% Iays x '% D0Iay x + = 1$Y^;.; &.!otal trucAs cost 8 $[;.; G 1$Y^; 8 Y[$;;.; &.

!otal proect cost = '(GG%&% D / YG[%%&% D = 11$'[;.; &.

\o. of sets require to finis te o] in $; ays:)*[Iays 0 [% Iays = 1.Y X say ' setsOutput for ' sets = ' x )[%'&_)[ = #^;.[#^ m# >.


\o. of ays to complete te o] = '[*%%%0(+%*&G(+ = Y.;[ays X= Y $; Iays o.A.

Case: c .. using G m( Shovel N = )* min)' m( #ruc1 cycle time = G* sec

\o. Of eeper = )' m( 0 G m( = #.;%oaing time = o& Of Iee!er x cycle time = (&% x G*0+% = '.' min !.7.!.! = HoaIing time / N = '&'* / )* = 1.' min\o. Of trucAs = #&N 0 HoaIing time = )_&'* 0 '&'* = .^

We aBe ' alternatiBes : $ trucAs:

ارد بلاط – /!ت ياتا الوفيق



28/48


1. try trucAs:

%oaing time to loa trucAs = o& of truc1s x HoaIing time= _ x '&'* min = 1. min&%ost time of oBel = #&N 2 HoaIing time to loaI + truc1s= )_&'* min 2 )*&_* min = 1. min.%ost factor for oBel )&*0)_&'* x )%%\ 8 $.ay&Output for trucAs = _ x '_[&G = 1Y[$.$ m# >ay&


\o. of worAing ays to finis te o] = '[*%%% m(0)YG[&[ m(0Iay = 1[^.'[ ays X say = 1[ ays\o. of worAing ours = )G_ Iay x [ = ))_+&% hrs&1. oBel cost = ))_+&% hrs x )' D0hr = )G))'&% D&'. Operator cost = )G_ Iays x +*%0(% = ()[*&% D&#. Oter costs = ))_+&% hrs x )&' D0hrs = )G))&' D&!otal cost of oBel = )G))'&% D / ()[*&% D / )G))&' D = 1$;$.' &.

1. !rucA cost = ))_+&% hrs x + D0hr x _ truc1s = [Y#Y'.; &.'. Operator cost = )G_ Iays x )( D0Iay x _ truc1s = 1##.; &.

!otal trucAs cost = GY(Y'&% D / )((__&% D = ^'^Y.; &. !otal proect cost = )[_%[&' D / +'_+Y&% D = $1[.' &.

\o. of sets require to finis te o] in $; ays:)G_Iays 0 [% Iays = 1.$[ X say: ' setsOutput for ' sets = ' x )YG'&% = #$$[.; m# >ay\o. of ays to complete te o] = '[*%%%0([[G&% = #.#$ays X say =[ j [% Iays o.A.

'. try $ trucAs:

%oaing time to loa $ trucAs = o& of truc1s x HoaIing time= [ x '&'* min = 1$.; min.%ost time of trucA = HoaIing time to loaI [ truc1s - #&N= )[ min 2 )_&'* min 8 ;. min.%ost factor for trucAs %&_*0)[&% x )%%\ = [.1ay.Output for $ trucAs = [ x '++&_Y% = ')(G&(' m( 0Iay&

ccoring to '$;;; m#

of eart. we aBe:\o. of worAing ays to finis te o] '[*%%% m(0')(G&(' m(0Iay

ارد بلاط – !Kت ياتا الوفيق



29/48


= 1##.# Iays X say =1#[ Iays&\o. of worAing ours = )(G&% Iay x [ = 1;'.; rs&

1. oBel cost = )%_'&% hrs x )' D0hr = 1'$^[.; &.'. Operator cost = )(G&%Iays x +*%0(% = 'Y;#.### &.#. Oter costs = )%_'&% hrs x )&' D0hrs = 1'$^[.; &.!otal cost of oBel = )'[+G&% D / 'Y%(&((( D / )'[+G&% D = 1;#.## &.

1. !rucA cost = )%_'&% hrs x + D0hr x [ truc1s = 1[^.; &.'. Operator cost = )(G&% Iays x )( D0Iay x [ truc1s = 1#Y#^.; &&!otal trucAs cost = *)G*+&% D / )(Y(+&% D = ^#Y'.; &.

!otal proect cost = )_%*(&_(( D / +*(Y'&% D = $'[[.## &


)(G Iay 0 [% Iays = )&+_* Xsay ' setsOutput for ' sets = ' x ')(G&(' = ['^$.^[ m# >ay\o. of ays to complete te o] = '[*%%%0G'+[&+G= ++&_+ +_ Iays j [% Iays o.A.

: using G m( Shovel N = '* min'G m( #ruc1 cycle time = G* sec

\o. Of eeper 8 '[ m# > [ m# 8 ^&;%oaing time = o& Of Iee!er x cycle time = +&% x G*0+% = G&* min!.7.!.! = HoaIing time / N = G&* / '* = 'Y&* min\o. Of trucAs = #&N 0 HoaIing time = 'Y&* 0 G&* = +&*** = +&*+


1. try ^ trucAs:

%oaing time to loa ^ trucAs = o& of truc1s x HoaIing time

= + x G&* min = '.; min.%ost time of oBel = #&N 2 HoaIing time to loaI + truc1s = 'Y&*min 2 '_&% min = '. min.%ost factor for te oBel '&*0'Y&* x )%%\ = $.[ay.


\o. of worAing ays to finis te o] = '[*%%% m(

0)YG+&[[ m

(

0Iay = 1[^.#Y Iays X say =1[ ays

ارد بلاط – !Sت ياتا الوفيق



30/48


\o. of worAing ours = )G_ Iays x [ = 11^.; rs.

1. oBel cost = ))_+&% hrs x )'&% D0hr = 1[11'.; &.

'. Operator cost = )G_ Iays x +*%0(% = #1$.; &.#. Oter costs = ))_+&% hrs x )&' D0hrs = 1[11.' &.!otal cost of oBel = )G))'&% D / ()[*&% D / )G))&' D = )[_%[&' D&

1. !rucA cost = ))_+&% hrs x )% D0hr x + truc1s = ;^;.; &.'. Operator cost = )G_ Iays x '% D0Iay x + truc1s = 1^[;.; &.!otal trucAs cost 8 _%*+%&% D / )_+G%&% D = $$';;.; &.

!otal proect cost = )[_%[&' D / [['%%&% D = 1;^Y;$.' &


)G_Iays 0 [% Iays = 1.$[ X say ' setsOutput for ' sets = ' x )YG+&[[ = #$Y#.^ m# >\o. of ays to complete te o] = '[*%%%0([Y(&_+ = _(&)YIays X say= # j [% Iays o.A&

'. try trucAs:

%oaing time to loa trucAs = o& of truc1s x HoaIing time = _ x G&* min = #1. min&%ost time of trucA = HoaIing time to loaI _ truc1s - #&N= ()&* min 2 'Y&* min = '.; min.

%ost factor for te trucA '&%0()&* x )%%\ = ^.#ay&Output for trucAs = _ x (%(&[_* = '1'.1' m# >ay&


\o. of worAing ays to finis te o] '[*%%% m(0 ')'_&)'* m(0Iay= 1##.Y$ Iay X say =1#[ ays&

\o. of worAing ours = )(G Iay x [ = 1;'.; rs.1. oBel cost = )%_'&% hrs x )' D0hr = 1'$^[.; &.'. Operator cost 8 1#[.; ays x ̂ ;>#; 8 'Y;#.### D&#. Oter costs = )%_'&% hrs x )&' D0hrs = 1'$^.[ &.!otal cost of oBel = )'[+G&% D / 'Y%(&((( D / )'[+&G D = 1;#.### &.

1. !rucA cost = )%_'&% hrs x )% D0hr x _ truc1s = ;[;.; &.'. Operator cost = )(G&% Iays x '% D0Iay x _ truc1s = 1$^;.; &.!otal trucAs cost 8 ;[;.; & G 1$^;.; & 8 Y#$;;.; &.

!otal proect cost = )_%*(&((( D / Y([%%&% D = 11;$#.### &.


ارد بلاط – ^&ت ياتا الوفيق



31/48


)(G Iays 0 [% Iays = 1.^ X say ' setsOutput for ' sets = ' x ')'_&)'* = ['[.' m# >

\o. of ays to complete te o] = '[*%%%0G'*G&'* = ++&YYIays X say= ^ j $; Iays o.A.

!a]le for all alternatiBes ( a ] c )ibes( m #)

\o. of trucAs7euction factor

<!otal cost

( & )#ruc1 Shovel actual useI truc1s shovel

( )' +&+'+ - Y&G* [)'*[&((_ *&(* - [(%')&%

( 'G *&+Y

* - )'&)( )%__%%&%

+ *&)+ - ))[Y+%&%

G )' _&+__ - [&_ [)G__&'[ G&)_ - ['GG*&_((

G 'G +&*++ - [&G_ )%+Y%[&'_ +&(* - ))%[*(&(((

From the Iata shon a.ove e finI that the most economical

alternative o!tion is ?c1? G m( Shovel )' m( #ruc1&

sing ' shovels anI )Gtruc1s to haul '[*%%% m(

of earth anI finish the ko. in [% Iays&&

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Example :

use ^ m# trucA soBel 8 1.' m# cycle time 8 [' sec.7.!.! 8 1; min

\o. of eeper to loa a trucA = + m(0 )&' m( = .;%oaing time = o& of Iee!er x cycle time = * x G'0+% = #. min.!.7.!.! = HoaIing time / cycle time = (&* / )% = 1#. min\o. of trucAs = #&N HoaIing time = )(&*0(&* = #.$

we aBe ' alternatiBes : # [

try # trucAs:

%oaing time to loa # trucAs = ( x (&* min = )%&* min&%ost time of te oBel = #&N - HoaIing time to loaI ( truc1s

ارد بلاط – &1ت ياتا الوفيق



32/48


= )(&* -)%&* = #.; min.%ost factor for te oBel = (0)(&* x )%%\ = ''.$


33/48


+ G&% -

+&* (&[*( - ''&'

G -

)'&% '&G(' - )_&+

( )Y&%* -

&&

&own time cost:- 6t is te time of te aBaila]le Equipment is not worAing.

D`/JK لاw لاD_^0GOLE لاد DvDJ/_ ل :MELkb3M0y س E لا `د Dv:FG.28 0? لا Eb:دا š-QG28 0? لاا š&own time E@اد : U~N2yU4 ل 1

.2ND›E لا-Q4 ل>&own time 8 O3 3 U لاV+%%23 س .24U ل 1

2blDQ لاOLEb ل24U ل 1˜ Ž%.„œV+%%Ž—%%.24U لا’ر 4Nد

J ;2ZTJ :-J/JK لاONK E3>28 0? لااد K0G&own time.

[ا


34/48


%&'G)&%G[%'%%%

=%&'G'%%%G[%

%&'Gx'%%%hr

= G[%

(x[D=%&'G

%&('0%&YY=%&('(

%&YY[%%0)'[%=%

&('G%%%)'[%[%%%&G

%&GG%&Y_)'[%0+%%%=

%&G(+%%%'*+%)'[%%&+G

%&*_%&YG%&*G[%%%G('%)_+%%&[[%&_(%&Y%&+))%%%%+*+%''G%)&)'%&Y*%&[*%&[)%)'%%%Y_+%('%%)&+

&}&”~5jو 9&N&”|

€X) 8r cost of !rucA 8^ &>r .

Case )P the Shovel or1ing alone assume the Shovel Ion time

= )%\&Cost>r = )&' x )%\ = ).' &>r.\ote the Shovel ill lost 1.' &>r if it sto!!eI&Cost of trucAs = * x + x )%\ = #.; &>r.!e total cost = )&' / (&% = G&' &>r &

\ote: wen te oBel loaing trucAs te total cost 8 oBeltop G !rucAs top.

Exercise&etermine te cost of auling of soil quantity an te no. of trucAsto ]e use in orer to finis te o] not more tan # ays.

Were:

- auling of soil uantity = ))*%%% m ( &- Ca!acity of truc1 = '* m (&- Cost of truc1 o!erator = )* D0hr&- auling roaI = (&* 1m&

ارد بلاط – '&ت ياتا الوفيق



35/48


- auling s!eeI for )&* 1m = )% 1m0hr&- For the rest for the roaI = )* 1m0hr&

- Neturning s!eeI = '' 1m0hr&- HoaIing time !er truc1 = '&' min&- Dum!ing time = )&* min&- Host time = )&* min&

olution:

Jssum!tions- o& of hr0Iay = [ hrs&- o& of min0hr = G* min&

auling time = )&*0)% / '&%0)* x +% min= 1.; minNeturning time = (&*0'' x +%min = Y. min&Dum!ing time = 1. min&Host time = 1. min.HoaIing time = '.' min.#&N = )_&% / Y&* / )&*/ )&* /'&' = ()&_ Mb&o& of tri!s = G*0()&_ = )&G'Out!ut0hr = )&G' x '* m ( = (*&( m (0hr&Out!ut0Iay = (*&( x [ = '[G m (0Iay&

o of Iays reuireI= ))*%%%0'[G = G%G&Y( Iays X say G%* Iays&o& of truc1s reuireI to finish the ko. = G%*0*( = _&+G X say [Out!ut of [ truc1s = [ x '[G m (0Iay = ''_'&% m (0Iay&o& of Iays reuireI to haul the soil= ))*%%%0''_' = *%&+) = *)Iays bs less than *( Iays& o1&Cost of te proect:= ''_'&% m (0Iay x )* D0hr x [ hrs = ''^[;.; &.

Exercise -'-Determine the num.er of !oer shovels truc1s reuireI to haul*_+%%% m ( of earth in [% Iays of or1ing [ hours each& #he folloingIata ill a!!ly

a ) Dauling roa : # Am.- auling s!eeI for the )st '&% 1m = '%&% 1m0hr&- auling s!eeI for the rest 1ilometers )&% 1m = (%&% 1m0hr&

- Neturning s!eeI = G*&% 1m0hr&

ارد بلاط – +&ت ياتا الوفيق

F

G

1V+M

!V^M



36/48


] ) =ower oBels ( for loaing trucAs ):- Shovel size = ( m (

- Cycle time = (% sec&

c) !rucAs ( for auling ) :- #ruc1 ca!acity = 'G m (

- #ime of loaIing area excluIing filling time P = '&% min&- Dum!ing time = )&* min&- Host time = )&% min&

) &etermine te total cost of auling te eart if:- Cost of truc1 o!erator = *&*%% D0hr&- Cost of !oer Shovel = )%&*%% D0hr&

olution:

Jssum!tions- o& of hr0Iay = [ hrs&- o& of min0hr = G* min&

- auling time = '&%0'% / )&%0(% x +% min = $.; min- Neturning time = (&%0G* x +%min = [.; min&- Dum!ing time = 1. min&- Host time = 1.; min.- HoaIing time = o& Of Iee!er x cycle time P / #ime of loaIing

area excluIing filling time P&= 'G m ( 0 ( m ( x (%0+% P / '&% min = ^.; min&- #&N = [&% / G&% / )&*/ )&% / +&% = '%&* min&- o& Of truc1s = #&NHoaIing time = '%&*0+&% = (&G'- Le either use ( or G truc1s- #ry ith ( truc1s- HoaIing time to loaI ( truc1s = ( x +&% = )[&% min&- Host time for Shovel = '%&* -)[&% = '&* min&- Host factor = '&*0'%&* x )%% = )'&)Y\&- - o& of tri!s = G*0'%&* = '&'

- Out!ut0Iay = '&' x '* m ( x [ = GG% m (0hr&- Out!ut0Iay for ( truc1s = GG% x ( = )('%&% m (0hr&

ارد بلاط – .&ت ياتا الوفيق

`dc?6 Zdc?6

Vspeed W!^0m\$r

Vspeed W&^0m\$r



37/48


- ccoring to ^;; m # we aBe :- o& Of Iays to com!lete the ko.

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Construction Management.EPM 602.doc

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