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.CONSTRUCTION PLANNING

& MANAGEMENT

COURSE OBJECTIVE

To enable the students learn network

techniques, construction planning

practices, construction equipments &

methods along with quality control in

construction

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COURSE CONTENTS

Network technique! "#$%

B'ic B'r Ch'rt( Networkin)( CPM 'n*

PERT 'n* Cot Mo*e+ Technique,

Introduction to network techniques,

Use of CP and P!"T for planning,

scheduling and control of construction

works.

#etwork scheduling and bar chart. !rrors

in networks. Types of nodes and node

numbering systems.

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COURSE CONTENTS

Contruction P+'nnin)! "-.% Planning for construction and site facilities

using networks.

Preparation of construction schedules for$ob. aterials, equipment, labor and

budgets using CP.

Construction %uality Control andinspection.

ignificance of 'ariability and estimation of

risk. Construction cost control.

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Contruction Equi/0ent 'n* Metho*! "1.%!quipments for earth construction and application.

Concrete construction. (ggregate production,

concrete) production, handling and placement, mi*ers,

'ibrators and temperature control.

Book+ ri'asta'a U. . -Construction Planning and management - /0001. 2algotia

Publishers, #ew 3elhi+ Peurifoy, ". 4., -Construction Planning, !quipments and ethods - /0051 c

2raw 6ills, Tokyo+ rinath 4.., -P!"T and CP Principles and (pplications7 899:1 (ffiliated !ast;

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CONSTRUCTIONPLANNING &

MANAGEMENT

PROJECT SC2E3ULING!

IMPORTANCE( STEPS 4OR BAR

C2ART( GANTT C2ART

CONSTRUCTION LABOR! T5PES(

PRO3UCTIVIT5( MULTIS6ILLING &SOCIAL ASPECTS

CONSTRUCTION E7UIPMENTS!

I3ENTI4ICATION( ACTUAL OUTPUT(

EMPLO5MENT COST( AC7UISITION

OPTIONS 4ILE3 VISITS

BASICS8 PROJECT P2ASES( PROJECT

3ELIVER5 S5STEM( PROJECT TEAM

CONSTRUCTION MATERIAL!

MANAGEMENT( PROVISIONING

STEPS( INVENTOR5

CRITICAL PAT2 MET2O3S! PROJECT

PLANNING( EVENT TIMES( CRITICAL

PAT2S( ACTIVIT5 TIES( ACTIVIT5

4LOATS

PERT TEC2NI7UE! UNCERTAINLT5(

PROJECT PLANNING( PROBABILIT5

O4 COMPLETION

COST MO3EL! 3IRECT

IN3IRECT COST( TIME9

COMPRESSION

TEC2NI7UES

7UALIT5 CONTROL IN

COSNTRUCTION!INSPECTION( TOTAL 7UALT5

CONTROL( ISO :$$$(

7UALIT5 ASSURANCE

PROGRAM( RIS6

CONTAINMENT

SA4ET5 IN

CONSTRUCTION

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P+'nnin) & Sche*u+in)

I;

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Nee* ;or Sche*u+in) >

=wner =wner "equirement

Communication of the Construction Plan

onitor and measure progress

2eneral Contractor>ub Contractors>uper'isor !stablish production goals

anage Change

Communication of the construction plan

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T

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4or0't o; Sche*u+e

ummary schedule

hows ma$or work elements, such as 3esign,

Ci'il, !lectrical, commissioning1

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B'r Ch'rt

3e'eloped by 6enry 2antt =ften called a 2antt Chart

3efinition( graphical description of a pro$ect consisting

of well;defined collection of tasks

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(cti'ities are represented by bars inproportion to their duration.(n acti'ity is a task or closely related group of

tasks whose performance contributes to thecompletion of the o'erall pro$ect !*ample) !*ca'ate foundation

?ar chart is usually graphed on a calendar

Can be as simple or detailed as necessary

B'r Ch'rt

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E'0/+e B'r Ch'rt9

Cu+ertTi0e

June Ju+< Au)ut Se/te0@er Octo@er

Ec''tion &B'ck;i++

Pi++in)

A@ut0ent No, -

A@ut0ent No,1

Stee+ )ir*er

Concrete 3eck

4inihin)O/er'tion

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Cul'ert

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Contructin) ' B'r Ch'rt

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Cot +o'*e* Contruction

Sche*u+e

http)>>www.pro$ectrisk.com

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M'n92our +o'*e* Sche*u+e

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4abor chedule

http)>>hafeeDrm.hubpages.com

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Ste/ to Contruct ' B'r Ch'rt

Identify (cti'ities

!stimate (cti'ity 3uration

3e'elop (cti'ity equence Construct ?ar Chart

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-, I*enti;ic'tion o; Actiitie

Use the

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Work Breakdown Structure

Hierarchical organization of a system Continued until sub-system is reduced to a

manageable unit.

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Work Breakdown Structure Hierarchical organization of a system Continued until sub-

system is reduced to a manageable unit.

?uilding E/

Foundation tructure Interior

!*ca'ation Footings

Isolated Footings Continuous Footings

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Sewage Pumping Station-WBS

P ci'il

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8. !stimate (cti'ity 3uration

6ow to estimate duration) From companyGs historic records

From asking superintendent or foreman

From standard estimating guide

From calculation using the 4abor 6our

Producti'ity equation

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4abor;6our Producti'ity ethod

Total labor;hours required for an acti'ity H

labor;hours >Unit * no. of units

Total days H

Total days H

total labor hours

labor;hours > day

total labor hours

crew siDe * hrs>day

:. !stimate (cti'ity 3uration

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Find the duration days1 of an interior and

e*terior painting acti'ities with quantities of 9m8and ::JK m8respecti'ely, using crews of //

m8>hours and / m8>hours for the interior and

e*terior painting acti'ities respecti'ely. (ssume

three shifts of K;h for each acti'ity.

So+ution

Interior painting duration H 9 > 8*// H /5.K or /J days

!*terior painting duration H ::JK > 8* / H /9 daysTotal work hours H 8J days

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equencing needs to take into account therelationships between acti'ities.

There are four types of relationships thatneed to be taken into account.

-, Ph

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1, S';et

!*ists when simultaneous performance of two

acti'ities can result in a safety haDard i.e., in

multi;story construction it is at times unsafe forcrews to be working under one another1

, Reource!

3ue to limited resource a'ailability, two acti'ities

may not be able to use a resource at the sametime i.e., a crane cannot be used for both

pouring walls and erecting steel1D, Pre;erenti'+!

6ow the contractor wishes certain acti'ities to be

1, Et'@+ih the Sequence O;

=ork "continue*

3 th B Ch t 4i + 3 i &

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3r'w the B'r Ch'rt 4in'+ 3ei)n &

=ork Or*er ;or ' Bui+*in)F

4in'+ 3ei)n & =ork Or*er

3ei)n=ork

Or*er

Site

Sure

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!stimate (cti'ity 3urationActiit< 3ecri/tion

A Site Sure

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!stablish equence of

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BAR C2ART

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(nother !*ample

?ar Chart

Immediate EstimatedActivity Predecessor Completion Time

A None 90B A 15C B 5D G 20E D 21

F A 25G C,F 14H D 28I A 30J D,I 45

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A

:$

09

B-.

4

1.

I

$

-$.

C

.

--.

G

-D

-1:

3

1$

-D:

E

1-

2

1

J

D.

-:D

-:D

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2antt chart can be used as a 'isual aid fortracking the progress of pro$ect acti'ities.

(ppropriate percentage of a bar is shaded todocument the completed work.

The manager can easily see if the pro$ect isprogressing on schedule with respect to theearliest possible completiontimes1.

G'ntt Ch'rt 9 Monitorin) Pro?ect

Pro)re

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A

:$

B-.

4

1.

I

$

C

.

G

-D

3

1$

E

1-

2

1

J

D.

-:D

-:D

-.

onitoring Pro$ect Progress

The shaded bars represent

completed work ?L 3(L /:@.

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A*'nt')e o; B'r Ch'rt

Misual representation of entire pro$ect.

!asy to construct and read.

Traditional ethod;#o computer needed. Progress achie'ed at site e*pressed in

terms of percentage.

!asily produced by all schedulingsoftware.

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4imitation /) Time Uncertainties

=nly one time for the completion of

pro$ect) ometimes uncertainties in determination of

Pro$ect. #o pessimistic and optimistic times1

Can be used for con'entional pro$ects with

set times not for comple* " & 3 Pro$ects.

=nly pro$ects with Fair degree of certainty

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LIMITATION 1 9LAC6 3EGREE O4

3ETAILS

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Mi+etone

6e< 3'te(! board meetings,key dates mark significant pieces of

pro$ect

ey 3eadlines)

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(cti'ity Interrelationship

#o interrelationship) If ( is delayed by / week, what happens for ? & C)

Cannot be clearly portrayed

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T'k A

T'k B

T'k C

T'k 3

/ 8

: @

5J

K 0 /9

(fter defining

Interrelationship)

#etwork diagram

can be prepared

/

:

5

K

8

@

J

0 /9

8.9

8.9 /.@

:.9

8.9 /.@

: cannot tart until / finish,

cannot start until : finishes

/.9

8.9 :.9 .9

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#etwork 3iagram

Clearly shows interrelationship between

e'ents.

Can be used for highly complicated

pro$ects with large acti'ities.

Indicate time required in between two

milestones or acti'ities. 6elpful in

rescheduling, if required. If uncertainties are required, it allows

probability theory for time estimations

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Importance of Planning &

cheduling Failure to plan and schedule leads to e*cessi'e labor cost,

equipment waiting time, delays, waiting for materials,

lack of coordination, and management inability to

react to une*pected e'ents weather, equipment

breakdowns, shortages1

Producti'ity 4oss

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Presentation (ssignment

-,$ 3ee+o/ the =BS ;or the 4o++owin) Pro?ect!

2roup / & K; 6ighway Construction

2roup 8 & 0 ; ?ridge Construction

2roup : & /9 ; ultistory ?uilding Construction

2roup & // ; "ailway Track Construction

2roup @ & /8 ;