Risk Assessment

 

RISK ASSESSMENT SUMMARY

 

Item

Description

1 .0 .0

P RO RO JE JE C CT T PL LA AN N NII N NG G

1.1

Project work phase is not clearly defined or understood

Type of Risk

 

Poor project management

Category of Risk

Probability Rating

Impact Rating

6

3

4

Risk   Ri Risk sk Mi Miti tiga gati tion on Factor 

12

Share/Reduce

Co Cont ntro roll Measu Measure res s

 

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1.2

Lack of communication, causing lack of clarity and confusion.

Project having a lot of uncertainty

5

3

4

12

Share/Reduce

 

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1.3

1.4

Lack of acceptance by client Increase in costs due to toward design proposal the suspension of work

6

Too optimistic assessment of employee workload

5

Unrealistic deadline for individual work

2

3

6

Share/Reduce

 

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2

2

4

Accept

 

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1.5

Poor cost estimation

2. 2.0 0

SITE SITE IN INVE VEST STIG IGAT ATIO ION/ N/PR PREP EPAR ARAT ATIO ION N

2.1

Scope of investigation is not in properly order

2.2

Repeting ng work for site leveling

Poor cost management

1

3

4

12

Share/Reduce

 

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Insufficient site location data

6

2

4

8

Share/Reduce

 

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Inaccuracy in levelling survey

3

3

4

12

Share/Reduce

 

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 Attend Project scheduling workshop

Residual Risk Risk Mitigation Factor 

Probability Rating

Impact Rating

1

4

4

Accept

2

4

8

Share/Reduce

2

3

6

Share/Reduce

1

2

2

Accept

2

4

8

Share/Reduce

1

4

4

Accept

1

4

4

Accept

Check previous project, for actual work and cost Scheduled project monitoring

Write a communication plan which includes frequency, goal, and audience of each communication Identify stakeholders early and make sure they are considered in the communication plan Market observation  Alternative design solutions Proposing extension of time to complete Build design team to dividing task Revise on previous project and other consultant expert in financial experiences

Define the scope in detail via design workshops with input from subject matter experts Extra point of levelling survey for nearest reference height

 

2.3

Site located near to explosive plant

Fire and explosive accident

6

4

4

16

Transfer

 

 

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2.4

2.5

Inexperienced and unqualified personnel involvement

Can cause injury or equipment damages

Design is not in line with states planning in term of social and environmental

Project delay due to amendement

3.0

EART HWORK

3.1

Extensive land disturbance involving the removal of vegetation and reshaping of topography

3.2

8

1

2

2

Accept

 

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3

3

4

12

Share/Reduce

 

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Land Degradation and cause mud floods and flash floods

4

2

4

8

Share/Reduce

 

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 Additional soil for filling process caused by short term soil settlement

Cost overrun

1

3

4

12

Share/Reduce

 

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3.3

Construction site generate excessive dust during cut and fill

Dust emission

4

3

2

6

Share/Reduce

4.0

STRUCTURE

4.1

Insufficient material for construction

Project delay

9

4

4

16

Transfer

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 Assessment 5 km radius from site location

1

4

4

Accept

1

2

2

Accept

2

4

8

Share/Reduce

Proper planning and design in construction drainage

1

4

4

Accept

Proper estimating total fill using most accurate method

1

4

4

Accept

Water spray and minimization of exposed soil surface

1

2

2

Accept

Proper contingency plan of material supply management

1

4

4

Accept

Installing barrier such as metal cladding, concrete wall at specific safe height Safety and health training Occupational certificate check Refer states planning requirement Input social and environmental at design phase

Input settlement factor in ground level design

Material transfer from other site depending the most to be prioritize

 

4.2

4.3

Lifting of Material

Uneven ground, access and egress from plant and vehicles

Falling objects and Swinging objects

7

Trips, slip and fall

7

3

4

12

Share/Reduce

 

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2

4

8

Share/Reduce

 

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4.4

Concreting work follow correct procedure

4.5

Over design of structural component

Structure failure due worksmanship

7

2

5

10

Share/Reduce

 

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High cost project

6

2

4

8

Share/Reduce

 

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5.0

GEOTE CH CHNICAL

5.1

Underground soil layer type is not accurately classify

5.2

effectiveness of foundation

6

4

4

16

Transfer

Piling machinery produce noise disturbance to surrounding

Noise during piling operation

8

4

2

8

Share/Reduce

5.3

Selection of foundation not applicable for certainis soil type

Building structure subsidence

6

3

4

12

Share/Reduce

5.4

Obstruction to excavation due to buried cables, services and telecomunication

 Additional cost for repair work

8

2

4

8

Share/Reduce

 

 

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Inspection of equipment

2

4

8

Share/Reduce

1

4

4

Accept

1

5

5

Accept

1

4

4

Accept

1

4

4

Accept

2

2

4

Accept

Selection of foundation pile is adequate for soft using soil and closed foundation point

2

4

8

Share/Reduce

Initial checking of existing underground services

1

4

4

Accept

Minimise required access to height PPE, especially appropriate footwear  DOSH Inspection Parameter barricade at void location Monitoring and supervision under by engineer  Revise and recheck design to be economical Require design specification endorsement from all parties

Increase number of borehole with refered to standard guideline Using integrated machine for piling work  Apply noise control at transmission path

Prepare proper excavation plan location

 

6. 0

R OA OAD AN D T RA RAF FI FI C

6.1

Degradation of traffic and transport infrastructure

6.2

High traffic conflict between commercial and residential area

6.3

Road traffic slower from main road to turn at residential acces junction

7.0

DRAINAGE

7.1

Improper design of storm water drainage

damage to infrastructure

8

4

3

12

Share/Reduce

 

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Traffic congested

6

4

2

8

Share/Reduce

 

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Traffic congested at commercial and residential access

6

4

3

12

Share/Reduce

 

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6

4

2

8

Share/Reduce

 

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Remediation or repair to damaged infrastructure

1

3

3

Accept

Smoother road circulation in design phase

1

2

2

Accept

Design left-turn slip lane

2

3

6

Share/Reduce

Early investigartion and analysis of climate pattern

2

2

4

Accept

3

3

9

Share/Reduce

Install drainage cover for precaution

1

3

3

Accept

Design adequate water pressure for the furthest and highest point

2

4

8

Share/Reduce

Checking road circulation design with expert

 junction

Occurrence of Flash flood

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7.2

Water from drainage system

road structure and

penetrate to underground soil structure

subgrade damage

7

2

3

6

Share/Reduce

 

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Open drainage is deep and unnoticeable

8 ..0 0

WA AT TE ER R S SU UP PP PL LY YA AN N D SEW SEWA AG GE E

8.1

Pump station located far from residential area

Slip,fall and accident

Low pressure of water supply

Design and construction refer to standard guideline

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7.3

Study and refer existing surrounding drainage design

7

4

3

12

Share/Reduce

6

1

4

4

Accept

 

 

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Investigation of groundwater table

 

8.2

Destruction due to excessive loading above ground

Water supply pipe burst

Leakage of sewage pipeline will discharge gas from underground to ambient air 

9 ..0 0

SO OL L IID DW WA AS T TE E MA AN NA AG GE EM ME EN NT

9.1

Construction waste is not properly manage and abandoned

Improper construction management

Schedule of waste collection is not match to total population waste

Poor management of solid waste

produce

2

4

8

Share/Reduce

 

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8.3

9.2

8

Harmful gas emission such as hydrogen sulide and methane

4

1

4

4

Accept

 

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8

4

1

4

Accept

 

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8

2

3

6

Share/Reduce

 

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Use of good material for piping work

1

4

4

Accept

Fixed location of sewage pipeline at far from above ground/underground activities

1

4

4

Accept

Construction waste management workshop

1

1

1

Accept

1

3

3

Accept

Design of pipe line is not at potential excessive loading location

Provide waste container at construction site Survey and estimating total maximum population at residential and commercial area for parameter in solid waste management