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    Attachment Report on Silos Construction.

    THE TECHNICAL UNIVERSITY OF MOMBASA

    FACULTY OF ENGINEERING AND TECHNOLOGY

    NAME : Geoffrey Njeru Juma

    REG. NO : BEBC!!!"#!$#

    CO%RSE : BAC&E'OR O( SC)ENCE )N C)*)'

    ENG)NEER)NG.

    +E,AR-MEN- : B%)'+)NG AN+ C)*)' ENG)NEER)NG.

    %N)- : ,RAC-)C%M.

    CO+E : EC+ !/.

    M)SS)ON : )N+%S-R)A' A--AC&MEN- RE,OR- A-

    M%'J) +E*RAJ AN+ BROS '-+.

    S%,ER*)SOR : MR. +&ANJ).

    Attachment Report on Silos Construction.

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    2

    CHAPTER 1.

    $.$. Prolo0ue1111111111111111111111111../$.#. Ac2no3le40ments.5$.. Dedication6$./. O5jecti6e of the in4ustrial attachment1111111111111.....7

    CHAPTER 2. #.$ &istory of Mulji +e6raj an4 Bros1 11..11111 1111111.. $$

    #.# Or0ani8ational structure an4 +epartments111111111111..$#

    #. -heir En6ironment ,olicy1111111111111111111..$

    #./ -heir &ealth an4 Safety policy11111111111111111..$/

    #.9 -heir &uman Resource policy111111111111111111$9

    #." -heir core 6alues11111111111111111111111.$"

    #.7 -heir commitment to uality111111111111111111..$7

    #.; -heir Ci6il an4 Buil4in0 En0ineerin0 Ser6ices11111111111.$;

    CHAPTER 3. .$ Acti6ities carrie4 out< Reuire4 stan4ar4s 4escriptions an4 rele6ance==#>/#.

    . Machines on site< their functions an4 4ia0rams1111111111...//>/7.

    CHAPTER 4. /.$ ,ro5lemschallen0es encountere4111111111111111./;.

    /.# Recommen4ation111111111111111111111.. /?.

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    /.# conclusion111111111111111111111111.. 9!

    /./ References111111111111111111111111..9$.

    CHAPTER 1

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    PROLOGUE

    -his report e@plains in 4epth 3hat ) came across an4 3hat ) 0aine4 at Mulji +e6raj an4 Bros. 't4.-his 3as

    the most important part in my life since ) came across my real life e@perience in the fiel4 of ci6il

    En0ineerin0.

    )t also e@plains in 4epth the entire 3or2 4one< successes< shortcomin0s< o5ser6ations an4 recommen4ations.

    Am in no 4ou5t that all those 3ho 3ill rea4 my report 3ill appreciate this it an4 a5o6e all< ) trust it 3ill 5e a

    2ey 4ri6er to the impro6ements an4 achie6ements in future 3or2in0 en6ironment at 4ifferent le6els of my

    entire life an4 in 4ifferent sites at 4ifferent times.

    ) ha6e come to appreciate 3hat is 4one in the fiel4 since many a times people fail to relate the En0ineerin0

    re0ulations an4 3hat is 4one in the fiel4< ho3 people percei6e thin0s in the En0ineerin0 fiel4.

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    Acknowledgeen!"

    My heartfelt than2s to my family

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    Ded#c$!#on%

    ith lots of lo6e

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    O&'ec!#(e o) !*e #nd+"!,#$l $!!$c*en!%

    -he -echnical %ni6ersity of Mom5asa in the ci6il en0ineerin0 stu4ies 4e0ree intro4uce4 the attachment

    pro0ram in its learnin0 curriculum so as to 0i6e stu4ent a chance to com5ine theoretical 2no3le40e 3ith

    practical s2ills in the real 3or2in0 en6ironment.

    -his mo6e reuire that a stu4ent 0o for in4ustrial attachment in his her chosen fiel4 of proffesion for perio4

    of at least three months .At the en4 of the attachment pro0ram< the stu4ent is e@pecte4 to compile a report

    that incorporate 3or2 e@perience 0aine4 lin2in0 it to the theoretical 2no3le40e. -he follo3in0 are o5jecti6e

    of in4ustrial attachment

    i. -o ena5le stu4ent to marry theory to practice in real 3orl4 of 5usiness situation that often in6ol6es

    4ecision ma2in0.

    ii. -o ma2e stu4ent 4e6elop realistic e@perience e@pectation in respect to the real 3orl4 of 3or2< playin0

    iii. -he role of 5ein0 an employee an4 e@perience 3hat it ta2es to 3or2 3ithin a 0enerally structure4

    en6ironment in authority an4 5ein0 hel4 responsi6e for 4uties performe4.

    i6. -o affor4 the stu4ent to test the theoretical tools learne4 in the first three years of pro0ram 3ith

    realities of the en6ironment mana0ement stu4ies an4 runnin0 of or0ani8ation in the en6ironment

    mana0ement.

    6. -o e@pose the stu4ent to the 5eha6ior of or0ani8ation 5oth in internal an4 e@ternal en6ironment an4

    encoura0e them to 5e pro4ucti6e 3hilst 4e6elopin0 future mana0ers.

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    6i. -o affor4 the stu4ent the opportunity to 4e6elop han4s an e@perience in the 3orl4 of 3or2 an4 it1s

    intricacies hence ma2in0 the stu4ent employa5le an4 5ecome fully pro4ucti6e imme4iately after

    arri6in0 at 3or2 place .

    6ii. -o e@pose the stu4ent to the structure

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    !"

    CHAPTER -%

    Loc$!#on $nd &,#e) H#"!o,. o) !*e co/$n.

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    !!

    H#"!o,. o) M+l'# De(,$' $nd B,o"%

    Mulji +e6raj F Brothers 'imite4 M+B'H is one East Africa1s lea4in0 construction companies. )t has 5een

    0ra4e4 as a class A in 0roupin0. -his is 4ue to its 0ro3th for o6er 9! years in terms of mana0ementprofessionals. All top le6el mana0ement has 0ra4uate4 3ith 4e0rees that are relate4 to

    en0ineerin0< finance an4 project mana0ement.

    -he company has se6eral 4epartments that ena5le it to run smoothly 3ithout o6ersteppin0 into each other1s

    man4ate. -he uniue factor that sets asi4e the company from other construction firm is the fact that they are

    self>sustainin0. -he company o3ns its o3n uarry< 5atchin0 processin0 plant an4 a yar4 that ensures the

    uality of the company1s finishe4 pro4ucts remains consistent o6er the years.

    ENVIRONMENTAL POLICY

    Mulji +e6raj an4 5rothers '-+ is committe4 to re4uce the impact of its acti6ities on the en6ironment an4

    assistin0 our customers 5y encoura0in0 them to use sustaina5le resources.

    -o this en4 the or0ani8ation has implemente4 an en6ironmental mana0ement system to continuously impro6e

    its en6ironmental performance.

    )n or4er to meet this commitments the or0ani8ation 3ill pursue the follo3in0 o5jecti6es

    -o ensure compliance 3ith all applica5le en6ironmental le0islation an4 re0ulation.

    -o re4uce emissions an4 other air pollutants.

    -o impro6e 3aste mana0ement practices.

    -o re4uce consumption of other natural an4 manma4e resources.

    -o minimi8e on noise pollution an4 other nuisances.

    -o assist in the mana0ement of technolo0y.

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    !4

    -o continuously assist in the re0ular en6ironmental performances.

    -o assist in the in6esti0ation of en6ironmental inci4ents in 3hich it is in6ol6e4 in 4urin0 site

    operations.

    -o ma2e its en6ironmental information a6aila5le to intereste4 parties.

    -he necessary personnel an4 financial resources 3ill 5e allocate4 to assist the or0ani8ation in meetin0 its

    en6ironmental o5jecti6es an4 tar0ets that 3ill 5e re6ie3e4 as appropriate. )n a44ition< the Or0ani8ation 3ill

    continue to raise the le6el of en6ironmental a3areness throu0hout its 3or2force an4 to impro6e this

    a3areness to its customers an4 suppliers.

    -he or0ani8ation is committe4 to operate its En6ironmental Mana0ement System in a manner that attains an4

    sustains compliance to the international En6ironmental Mana0ement Stan4ar4s.)SO $/!!$: #!!/.

    HEALTH AND SAFETY POLICY%

    Mulji +e6raj an4 5rothers lt4< reco0ni8es that the 4iscipline of health an4 safety are an inte0ral part of its

    mana0ement functions.the or0ani8ation 6ie3s these as the primary responsi5ility an4 to 5e the 2ey to 0oo4

    5usiness in a4optin0 appropriate rules in re0ar4s to safety stan4ar4s.

    Mulji 4e6raj an4 5rothers lt4 &ealth an4 safety policy calls for contious impro6ements in its health an4 safety

    mana0ement acti6ities an4 5usiness 3ill 5e con4ucte4 accor4in0 to the follo3in0 principals:

    e 3ill

    Comply 3ith all applica5le la3s an4 re0ulations.

    (ollo3 a concept of continuous impro6ement an4 ma2e 5est use of its mana0ement resources in all

    matters of health an4 safety.

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    Communicate its o5jecti6es an4 its performance a0ainst these o5jecti6es throu0hout the

    or0ani8ations an4 to intereste4 parties.

    -a2e 4ue care to ensure that acti6ities are safe for employees< associates an4 su5contractors an4

    others 3ho come into contact 3ith our 3or2< inclu4in0 the 0eneral pu5lic.

    or2 closely 3ith our customers an4 suppliers to esta5lish the hi0hest health an4 safety stan4ar4s.

    -rain our staff in the nee4s an4 responsi5ilities of health an4 safety mana0ement.

    THEIR HUMAN RESOURCE POLICY%

    -he &R 4epartment has a policy to pro6i4e an4 maintain a4euate an4 efficient human resource for the

    effecti6e function of the or0ani8ation.

    )t has the follo3in0 functions:

    -o liaise 5et3een the employees an4 mana0ement.

    -o un4erstan4 the nee4s of the employees an4 ma2e a proposal to the chief operatin0 officer.

    ,ersonnel recruitment an4 manpo3er 4e6elopment.

    'iaise 3ith the 4epartment hea4s in i4entifyin0 trainin0 pro0rammes for the employees to ma2e

    uality< conscious an4 customer focuse4 4ecisions.

    Co>or4inate staff performance re6ie3s.

    -he human resource has 4ifferent proce4ures un4erta2en in its 4epartments. -hese proce4ures are as follo3s:

    Recruitment proce4ures.

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    +epartmental hea4 inter6ie3s.

    -rainin0 proce4ures.

    Annual appraisal proce4ures.

    Succession plannin0.

    +isciplinary action proce4ure.

    Succession plannin0.

    +isciplinary action proce4ure.

    E@it from employment.

    Employee satisfactionculture sur6eys.

    V#"#on $nd Co,e V$l+e"

    Mulji +e6raj is 5ase4 on e are one of the 5est companies in the enya 3here 4e4icate4 employees canIt

    3ait to 0et to 3or2. -here is a feelin0 of 5elon0in0< an4 3e are supporti6e of one another. e are

    encoura0e4 to 5alance our personal an4 professional li6es.

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    Our employeesfeel pri6ile0e4 to 3or2 in a safe an4 enjoya5le en6ironment 3here there is

    enthusiasm< free e@pression< pri4e< lau0hter an4 0enuine 0oo4 fun.

    )n4i6i4ual creati6ityis encoura0e4< an4 inno6ati6e i4eas put for3ar4 5y any of the staff is 3elcome4 e are prou4 of our contri5ution to the in4ustry al3ays

    maintainin0 e@cellent relations 3ith our ClientIs an4 ,roject Consultants. e pro6i4e a proper 5len4

    of personnel an4 resources to un4erstan4 our customersI nee4s an4 stri6e to e@cee4 their e@pectations.

    Our commitment to lifelon0 learnin0 allo3s us to interpret the e@ternal en6ironment< un4erstan4

    technical< interpersonal an4 mana0ement issues an4 4eli6er optimum solutions< there5y pro6i4in0 the

    most effecti6e ser6ice to our customers.

    T*e#, Co#!en! !o 2+$l#!.

    -rust< honesty< fairness< inte0rity< compassion an4 an appreciation for the uniue contri5ution each employee

    offers to our company are inte0ral components of the reputation 3e ha6e earne4 o6er the years. e

    e@press than2fulness for the 5lessin0s 3e ha6e e@perience4 throu0h our commitment to uality an4

    e@cellence.

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    !8

    T*e#, c#(#l eng#nee,#ng "e,(#ce"%

    Buil4in0 Architectural+ra3in0

    Ci6il En0ineerin0 Ser6ices

    Buil4in0 F Construction Consultancy

    ater F Se3era0e treatment 3or2s

    Storm ater +raina0e F Canali8ation

    ater Reticulation

    Roa4s F Car ,ar2in0

    )n4ustrial an4 +omestic ,lum5in0 F +raina0e

    T*e#, &+#ld#ng Eng#nee,#ng "e,(#ce"%

    Office Bloc2s > S2y Scrapers &i0h Rise Buil4in0s or Comple@es< Conference &alls etc

    Resi4ential ,remises 1 Multi Storie4 Buil4in0s< )n4i6i4ual E@ecuti6e Bun0alo3s F Maisonettes %ni6ersities< Colle0es< Schools etc

    )n4ustrial Buil4in0s F arehouses

    Church F Au4itoriums

    ,etrol Stations

    Silos

    Co4e Compliance Appro6als

    Ca5ro -ile Manufacture an4 'ayerin0 an4 Sales

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    OVERVIE3 OF ATTACHMENT LOCATION

    -he project 3as locate4 at the Grain Bul2 &an4lers 'imite4 in Shiman8i areael Salaam roa4 .Grain Bul2 &an4lers limite4 is a

    company 4ealin0 3ith the stora0e an4 pac2a0in0 of importe4 0rains li2e cereals. +ue to the hi0h 4eman4 of

    this 0rains on the country< the company has 5een force4 to em5ar2 on silos e@tention thus to create room

    for stora0e of e@cess 0rains.

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    -he project is 2no3n as 1Silo #B e@tention1. -he illustration is sho3n 5elo3.

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    Aerial #ie$ o% a section o% the silos.

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    Below is the side view of the silos that is complete.

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    CHAPTER 3. 3HAT 3AS DONE ON THE SITE FROM 3EE4 11-%

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    -he super6isor intro4uce4 me to all site places such as Batchin0 plant

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    Electronic theo4olite inter0rate4 3ith an Electronic +istance MeterE+MH to rea4 slope 4istances from the

    instrument to a particular point.

    )t 3as use4 to set the position of the J>Bolt.-he 5olt 3as at $! 4e0rees.-his means that there are "

    4e0rees.-he reinforcement 3as clear of hol4in0 4o3n 5olts 3ith $99$mm from one 5olt to another in the

    hori8ontal 4istance.

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    Total station in used to ma! the position of the "#Bolt.

    -%6STAIRCASE%

    Strai0ht fli0ht staircase 3ith a 0oin0 of #9!mm an4 a riser of #!!mm 3as use4.-he uno5structe4 3i4th 3as

    $!!!mm.

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    A section o% the strai&ht 'i&ht staircase.

    Stan4ar4s Reuire4.

    Riser Goin0 ,ith %no5stracte4 3i4th.

    Min. Opt. ma@. Min. Opt. ma@. Opt. ma@. Min

    $!! $79 $?! ##9 #9! 9! 9 /! ;!!mm.

    T*#ng" !o &e no!ed.

    $%Eual rise for e6ery step or lan4in0.

    #. Eual 0oin0 for trea4s.

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    . Ma@imum pith an0le to the hori8ontal is /# 4e0rees.

    /. Riser of a trea4 at least ##!mm.

    9. &ea4 of at least #m.

    ".&an4rail to 5e pro6i4e4 at a hei0ht 5et3een ;/!mm an4 $!!!mm a5o6e the pith

    line an4 at least ?!!mm at the lan4in0.

    7.Balusters space4 at an inter6al of $#9mm 0i6in0 $!!mm 4iameter sphere ma@imum.

    ;.Goin0 of trea4 at least ##9mm.

    )n the staircases for the entrance to the tunnel< the risers an4 0oin0s 3ere $# hence 0i6in0 a total 0oin0 of!!!mm an4 a total riser of #/!!mm.

    Strai&ht 'i&ht stairs.

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    2

    -%SLUMP TEST%

    Concrete slump test is an empirical test that measures the 3or2a5ility of fresh concrete.More specifically< it

    measures the consistency of the concrete in that specific 5atch. -his test is performe4 to chec2 the

    consistency of freshly ma4e concrete. Consistency is a term 6ery closely relate4 to 3or2a5ility. )t is a term

    3hich 4escri5es the state of fresh concrete. )t refers to the ease 3ith 3hich the concrete flo3s. )t is use4 to

    in4icate the 4e0ree of 3etness. or2a5ility of concrete is mainly affecte4 5y consistency i.e. 3etter mi@es

    3ill 5e more 3or2a5le than 4rier mi@es< 5ut concrete of the same consistency may 6ary in 3or2a5ility. )t is

    also use4 to 4etermine consistency 5et3een in4i6i4ual 5atches.

    A//$,$!+".

    $. Metal moul4< in the shape of the frustum of a cone< open at 5oth en4s< an4 pro6i4e4 3ith the

    han4le< top internal 4iameter $!# mm< an4 5ottom internal 4iameter #! mm 3ith a hei0ht of

    !9 mm

    #. Metal ro4.

    . -ape measure.

    Slump test 3as 4one to e6ery silo 3hen concrete of class #9 3as place4 to the rin0 5eam an4 3hen the top

    concrete for the sla5.

    P,oced+,e

    $.-he cone4 shape4 cylin4er of hei0ht !9mm 3as use4 3ith $" of len0th "!!mm an4 4iameter of $"mm.

    #.Concrete 3as place4 onto the cone 9 times an4 0i6en #9 5lo3s after e6ery placement.

    .hen the 5lo3s has 5een complete4

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    3"

    )f a shear or collapse slump is attaine4< a fresh sample shoul4 5e ta2en an4 the test repeate4. A collapse

    slump is an in4ication of too 3et a mi@ an4 can 5e use4 only for 5lin4in0 as its stren0th is too 3ea2. Only a

    true slump is of any use in the test. A collapse slump 3ill 0enerally mean that the mi@ is too 3et or that it is a

    hi0h 3or2a5ility mi@< for 3hich slump test is not appropriate.

    Sl+/ ,ele($nce.

    *ery 4ry mi@es 3ith slump of ! 1 #9 mm are use4 in roa4 ma2in0.

    lo3 3or2a5ility mi@es 3ith slump of $! 1 /! mm are use4 for foun4ations 3ith li0ht

    reinforcement.

    me4ium 3or2a5ility mi@es 9! > ?! for normal reinforce4 concrete place4 3ith 6i5ration.

    hi0h 3or2a5ility concrete of $!!mm an4 a5o6e are use4 in places 3ith hi0hly reinforce4 concrete

    an4 3here it may 5e so har4 to 4rain the concrete.

    Coll$/"e S*e$, T,+e

    )n a collapse slump the

    concrete collapses completely.

    )n a shear slump the top portion of the

    concrete shears off an4 slips si4e3ays.

    )n a true slump the concrete simply

    su5si4es< 2eepin0 more or less to

    shape.

    E+,o/e$n cl$""e" o) "l+/

    Accor4in0 to European Stan4ar4 EN #!">$:#!!! 9 classes of slump ha6e 5een 4esi0nate4< as ta5ulate45elo3.

    Slump class Slump in mm

    S! !" ( 4"

    S2 5" ( "

    S3 !"" ( !5"

    S4 !6")2!"

    S5 *22"

    e o5taine4 a slump of ;9mm 3hich is 0oo4 for mass construction 3or2s.

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    Anythin0 a5o6e $#!mm is a total slump an4 shoul4 not 5e use4.

    L##!$!#on" o) !*e "l+/ !e"!

    -he slump test is suita5le for slumps of me4ium to hi0h 3or2a5ility ran0in0 from 9 K #"! mm< the test fails

    to 4etermine the 4ifference in 3or2a5ility in stiff mi@es 3hich ha6e 8ero slump< or for 3et mi@es that 0i6e a

    collapse slump.

    )t is limite4 to concrete forme4 from a00re0ates of less than ; mm $.9H

    7%CONCRETE MI8ING%

    Concrete 3hich is a mi@ture of a00re0ate

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    A section o% the +atchin& plant in operation.

    9%DETERMINATION OF COMPRESSIVE STRENGTH OF CONCRETE%

    A//$,$!+"%

    1% -estin0 machine.

    -% Au@illiary platens

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    . Calculate the compressi6e stren0th of the cu5e 5y 4i6i4in0 the ma@imum loa4 5y the cross>sectional

    area.E@press the results to the nearest !.9NMML#.

    /. Calculate the 4ensity of the cu5e 5y 4i6i4in0 the 3ei0ht of the cu5e 5y the 6olume of the cu5e.

    Te"! Re/o,!%

    -he test report to inclu4e the follo3in0:>

    $. 'a5aratory sample num5er.

    #. Cu5e reference.

    . +ate of castin0 of cu5e.

    /. +ate of testin0 of cu5e.

    9. A0e of cu5e at test.

    ". Class of concrete use4 to ma2e the cu5e.

    7. +ensity of the cu5e.

    ;. Ma@imum loa4 recor4e4.

    ?. Compressi6e stren0th of the cu5e.

    $!. Mo4e of failure.

    ;% REINFORCEMENT%

    -his is the most important part of any construction 3or2s since 3ithout proper reinforcement$" 5ein0 use4 3ith the center to center 5ein0 $;!mm for the

    hori8ontal an4 #!!mm for the 6ertical reinforcement 5ars an4 5in4in0 3ire use4 to 5in4.

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    Rein%orcement +ein& done on the rin& +eam.

    (or the top sla5$" 3as use4 as reinforcin0 5ars 3ith a centre to center 5ein0 #!!mm as sho3n 5elo3.

    -he top sla5 3as !!mm an4 hence the 4istance from top$ to 5ottom $ is #!!mm to allo3 for concrete space.

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    ,op rein%orcin& +ars in place-)!6/ $ith a C)C o% 2""mm.

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    Choice of site>here alternati6es e@ist to a46ise on the relati6e suita5ility of 4ifferent sites or

    4ifferent parts of the same site.

    (urther site in6esti0ation may 5e necessary on reportin0 upon the safety of e@istin0 3or2s for the 4esi0n

    of e@tension hori8ontal or 6ertical to e@istin0 or propose4 3or2s.

    P,oced+,e" o) "#!e In(e"!#g$!#on%

    -ype an4 e@ten4 of site in6esti0ation 4epen4s on :>

    $. A6aila5le resources.

    #. ,roject sta0e.

    . Con4ition of the site.

    /. ,ropose4 or2s.

    -his 3as 4one to the site in 3hich all the possi5le e@ca6ations coul4 not 5e 4one 3ithout the proper

    in6esti0ation .

    =%CONCRETE CURING%

    After concrete is place4

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    Curin0 Metho4s.

    'iui4 mem5rane formin0 compoun4s spraye4 onto the surface are effecti6eoperate4 e@ca6ator or sho6el< or pre6iously 5laste4 or 5ro2en stones in roc2 fills or

    else3here 3ith in4i6i4ual 6olumes less than one cu5ic metre< or 5oul4ers or pieces of fracture4 roc2s 3hich

    4o not occur naturally 3ithin the e@ca6ate4 6olume 5ut fall into the e@ca6ation from the a4jacent area. +ue to

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    3

    the hu0e 4epths in 3hich the e@ca6ation ha4 to 5e 4one< po3er operate4 e@ca6ators 3ere use4. Murram 3as

    use4 to 5ac2fill usin0 an e@ca6ator an4 compacte4 5y a roller after e6ery " inches to

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    4"

    ecavato fo the silos in/ 0eam in action.

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    4!

    >% COMPACTION%

    Rolle compactin/ the de0u//in/ aea.

    All structures ha6e their foun4ations place4 on natural soil.)ncase the soil 5elo3 is compressi5le

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    -he 5ac2fill 3as compacte4 after e6ery " inch.-his 3as 4one 3hen the moisture content 3as less in or4er to

    attain a almost perfect compaction.

    (actors affectin0 soil compaction inclu4e:

    -he moisture content of the soil.

    -he mo4e an4 amount of compaction.

    -he a44ition of 3ater to a 4ry soil sample helps in 5rin0in0 soli4 particles to0ether since the 3ater coats the

    soli4 soil particles. At lo3 moisture content< the soil is stiff an4 it is 4ifficult to pac2 it to0ether an4 as the

    3ater content increases

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    0or1ers $ith the sa%et reuirements.

    Apart from that

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    aine 0oad in place 0efoe the concete is poued to the cove of the

    main tunnel.

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    1-%ASSEMBLING OF SILOS%

    Aeial view of the silos 0ein/ assem0led.

    Silos assem5lin0 is an interestin0 an4 technical in its o3n 3ay. Silos are assem5le4 5e0innin0 3ith the top

    co6er an4 later 5ein0 lifte4 usin0 a crane.

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    CHAPTER 4. M$c*#ne" on S#!e%

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    1% E:c$($!o,%

    -% V#&,$!o, $nd /oke,use4 to compact 3et concrete an4 to remo6e any air 3ithin the concrete.

    7% D+/. le(el%

    9% To!$l "!$!#on%

    Concete tanspotin/ tuc!.

    ;% B$!c*#ng /l$n!%

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    48

    =% Conc,e!e P+/%

    @% Conc,e!e T,$n"/o,!#ng !,+ck"%

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    4

    >% S!eel C+!!e,%

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    5"

    Concete tuc! pouin/ concete to the concete pump.

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    5!

    Concete pump in action.

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    CHAPTER ;%

    C*$llenge" I End+,ed%

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    o 'an0ua0e constrains.All super6isors 3ere of )n4ians ori0in 3ho 3ere neither fluent in

    S3ahili nor En0lish.-his ma4e it e@tra 4ifficult to communicate 3ith them.

    o Scram5le for po3er.-here 3ere po3er challen0es since atimes the super6isors 3ante4

    to control the attachees in or4er to sho3 ho3 po3erful they 3ere.

    o Rainfall.)t coul4 atimes rain the 3hole 4ay since 4urin0 my attachment from may to

    en4 of July

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    -he institution shoul4 5e upto 4ate 3ith all the acti6ities in the fiel4 as ) ha4 trou5le 3ith some

    machines in the site an4 3as not a6aila5le in the institution.

    -he company shoul4 ha6e incenti6es to moti6ate the 3or2ers since atimes they ha4 lo3 3or2in0

    esteem.

    -he 'earnin0 institution shoul4 come up 3ith a re0ular time for the stu4ents to 5e 4irectly 5e

    en0a0e4 in the fiel4 since our learnin0 is mainly theorytical 3hich ma2es stu4ents to 5e less

    in6enti6e.

    Companies shoul4 5e up to 4ate 3ith the mo4ern technolo0y in or4er for them to ha6e more

    output 3ithin a less perio4 of time.

    -he company shoul4 impro6e the 3or2in0 con4itions to moti6ate the 3or2ers henceforth

    increase4 output.

    Stu4ents shoul4 5e more creati6e in or4er for them to in6ent more thin0s in the fiel4 of

    En0ineerin0 an4 5e more con6ersant 3ith the thin0s in the fiel4.

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    Concl+"#on

    )n other 3or4s< my attachment 3as the most fun4amental part of my learnin0 curriculum since ) 0ot first

    han4 e@perience in the fiel4.-his is 5ecause ) interacte4 3ith 4ifferent races an4 professions of 4ifferent

    fiel4s.

    )t has also 5een a5le to sharpene4 my lea4ership s2ills throu0h the many times ) 3as 0i6en the

    responsi5ilities to super6ise the 3or2ers.)t also 0a6e a me a 3i4e picture of ho3 ) shoul4 4eal 3ith people in

    the fiel4.

    Also

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    Re)e,ence"

    $.Stren0th of materials 5y R.S hurmi


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