Comparison of Piles According to the Installation Methods

Table 1 Advantages and Disadvantages of the Piles According to the Different Installation Methods

No.

Advantage or Disadvantage

Driven Piles

Driven & Cast in place piles

Bored Piles

1

Pile integrity can be cheeked prior to installation

Yes(adv)

No

No

2

Pile can be driven to a pre-determined set (assuring that the bearing layer has been reached)

Yes(adv)

Yes

No

3

Ease of construction when water table is present

Yes(adv)

No

No

4

During installation the fresh concrete can be damaged due to ground water

No(dis.)

Yes

Yes

5

Possible squeezing of pile due to lateral earth pressure during installation (wasting , necking)

No(dis.)

yes

Yes

6

Can be used for marine structure

Yes(adv)

No

Yes

7

Soil density increases due to pile installation, increasing the bearing capacity of the pile

Yes(adv)

Yes

No

8

Length of pile can be adjusted in the field easily when needed

No(dis.)

Yes

Yes

9

Diameter of the pile can be large

No(dis.)

Yes

Yes

10

Create noise and vibration during installation

Yes(adv)

Yes

No

11

May create damage to nearby buildings due to horizontal ground movement and heave

Yes(adv)

Yes

No

12

The soil in the borehole can be inspected prior to installation

No(dis.)

No

Yes

13

Piles base can be enlarged

No(dis.)

Yes

Yes

14

Installation of the pile can be done under limited head room

No(dis.)

No

Yes

15

Extra reinforcement may be needed for the safe handling of   the pile prior to installation

Yes(adv)

no

No

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