case study of earthwork

7/30/2019 Case Study of earthwork

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1.0 CASE STUDY

The task given is to study about the earthworks at residential project. Based on the case study,

earthworks is done can be identified. Earthworks machineries also identified. There are also problems

that arise during the earthworks done.This case study is lacated at Seksyen U13, 40170 Shah Alam,Selangor Darul Ehsan. The project name is Cadangan Membina Dan Menyiapkan 10 Unit Rumah

Berkembar 3 Tingkat Di Atas Sebahagian PT 7718 (FASA 1). The cost for this project is RM

26,681,078.10. This project is handling by a Ibrahim Mian Sdn. Bhd. and the client is PKNS. This

project is by contractor class A. This project started from 9hb November 2012 and the date of end

project is 19hb November 2013. Ibrahim Mian Sdn.Bhd. is spearheaded by the Group Executive

Chairman, Dato' Md. Ibrahim Mian. Though 20 years of it's chairman excellent leadership and

dynamic entrepreneur skills, the group has moved into a new paradigm and has excelled significantly

on property development and the construction business.

Picture 1.1: case study photo


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Picture 1.2: site plan

Picture 1.3: Location plan

Site ro ect


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1.1 Earthworks

Type earthworks and their machineries

.For this case study, earthworks like excavation, compaction, transportation and rock bracking is

doing for this project. Rock bracking work done as the soil condition is rocky. So that, the haudraulic

bracker is use for this work. The excavation work is doing for excavate soil for pad foundation, land

leveling , and for slope the hill. The excavator and backhoe is use for excavation. The compaction

work is doing for compact of soil surface like land leveling and compact a soil after the rock bracking

work. Transportation work is done use a dumper truck.

1.1.1 Excavation

Picture 1.4: Excavation work

Excavation work is doing on this project to excavate the soil. The excavated soil will be

transferred to trucks or lorry to be changed to another place. In this project, excavator and backhoe

is use to excavate. Excavator is choose because the uneven surface of soil in this location.

Excavator also can have the bucket customized to fit the job needed, because there are many types

of buckets available for construction use. Other than that, excavator is use for large excavation

than backhoe. Backhoe is use for smaller excavation for this site. In this site, excavator is mostly

use because a uneven surface of soil and have a large excavation work in a hill.


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1.1.2 Transportation

Picture 1.5: transportation work

Transportation work is process of transfer the soil to another place. Transportation work conduct

by a dumper truck. Excavator or backhoe will be used to scoop up soil into dumper truck. The soil

will be transfer to another place to buried elsewhere or transferred to the waste.

1.1.3 Compaction

Picture 1.6: compaction work

Compactor is use in compaction. Compaction work doing to compact a soil. After the excavation,

buried, and broken rock work done, compactor use to compact the soil to get a flat surface.


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1.1.4 Rock broken

1.7: Rock broken work

This area is rocky hill. So that, rock broken work must be do. A hydraulic bracker is use. For this

site, demolition is not suitable to use. This is because distributor water tank is nearest from this

site. So that, rock broken work maybe take a long time to finish.

case study of earthwork

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