IBS Score Calculation

Examples

Kaedah Penilaian

IBS Content Scoring System (“IBS Score”)

Keluasan penggunaan kaedah pasang Keluasan penggunaan kaedah pasang siap (precast) beam/column/slabsiap (precast) beam/column/slab

= 750m2 = 75%= 750m2 = 75%

Table 1, for precast beam/column/slab, F = 1.0Table 1, for precast beam/column/slab, F = 1.0

Keluasan penggunaan kaedah Keluasan penggunaan kaedah konvensional (insitu)konvensional (insitu)

= 250 m2 = 25%= 250 m2 = 25%

Jumlah keluasan pembinaan 1,000 m2Jumlah keluasan pembinaan 1,000 m2

Kaedah Penilaian

IBS Content Scoring System (“IBS Score”)

Keluasan penggunaan kaedah pasang Keluasan penggunaan kaedah pasang siap (precast) beam/column/slabsiap (precast) beam/column/slab

= 750m2 = 75%= 750m2 = 75%

Table 1, for precast beam/column/slab, F = 1.0Table 1, for precast beam/column/slab, F = 1.0

Table 1, for in-situ, F = 0Table 1, for in-situ, F = 0

Keluasan penggunaan kaedah Keluasan penggunaan kaedah konvensional (insitu)konvensional (insitu)

= 250 m2 = 25%= 250 m2 = 25%

Jumlah keluasan pembinaan 1,000 Jumlah keluasan pembinaan 1,000 m2m2

Kaedah Penilaian

IBS Content Scoring System (“IBS Score”)

Keluasan penggunaan kaedah Keluasan penggunaan kaedah pasang siap (precast) pasang siap (precast) beam/column/slabbeam/column/slab

= 750m2 = 75%= 750m2 = 75%

From Table 1, for precast beam/column/slab, F = 1.0From Table 1, for precast beam/column/slab, F = 1.0

From Table 1, for in-situ, F = 0From Table 1, for in-situ, F = 0

Area using in-situArea using in-situ= 250 m2 = 25%= 250 m2 = 25%

Jumlah keluasan pembinaan 1,000 Jumlah keluasan pembinaan 1,000 m2m2

Maka, bagi Part 1 (Structural System) IBS Score Maka, bagi Part 1 (Structural System) IBS Score = ( (75% x 1.0) + (25% x 0) ) x 50% = ( (75% x 1.0) + (25% x 0) ) x 50% = 37.5 %= 37.5 %

Kaedah Penilaian

IBS Content Scoring System (“IBS Score”)

Panjang dinding panel pasangsiap (precast Panjang dinding panel pasangsiap (precast panel)panel)

= 7,500m = 75%= 7,500m = 75%

Table 2, panel pasangsiap, F = 1.0Table 2, panel pasangsiap, F = 1.0

Table 2, dinding bata, F = 0Table 2, dinding bata, F = 0

Panjang dinding bata (brick)Panjang dinding bata (brick)

= 2,500 m = 25%= 2,500 m = 25%

Jumlah panjang keseluruhan dinding Jumlah panjang keseluruhan dinding ialah = 10,000 m runialah = 10,000 m run

Panjang dinding panel pasangsiap Panjang dinding panel pasangsiap (precast panel) = 7,500m = 75%(precast panel) = 7,500m = 75%

Table 2, panel pasang siap, F = 1.0Table 2, panel pasang siap, F = 1.0

Table 2, dinding bata, F = 0Table 2, dinding bata, F = 0

Panjang dinding bata (brick)Panjang dinding bata (brick)

= 2,500 m = 25%= 2,500 m = 25%

Jumlah panjang keseluruhan dinding Jumlah panjang keseluruhan dinding ialah = 10,000 m runialah = 10,000 m run

Maka, jumlah score Part 2 (Wall System) Maka, jumlah score Part 2 (Wall System) = ( (75% x 1.0) + (25% x 0) ) x 20% = ( (75% x 1.0) + (25% x 0) ) x 20% = 15%= 15%

Kaedah Penilaian

IBS Content Scoring System (“IBS Score”)

EXAMPLE

IBS Score Calculation

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Example 1

2-storey Terrace House

Say, from measurement taken from drawings:

1) Construction area

i) Construction area ground floor = 117.0 m2 ii) Construction area 1st floor = 117.0 m2 iii) Construction roof area = 117.0 m2 Total construction area = 351.0 m2

2)Structural Systems

i) Beams: Precast concrete beamsii) Columns : In-situ concrete using steel formworksiii) Floor slab: Precast half slabs floor iv) Roof truss: Prefabricated timber roof truss.

3) Wall Systemi) Internal wall: Precast concrete panel ii) External wall: Precast blockworks

Other simplified construction solutions

i) Beams: 60% complies to MS 1064

Columns: 100% complies to MS 1064

Walls and slabs: Less than 50% complies to MS 1064

Doors : 80% complies to MS 1064

Windows: 0% complies to MS 1064

ii) Horizontal repetition of structure = 100%

72.1IBS CONTENTS SCORE OF PROJECT (Part 1 + Part 2 + Part 3)

16Total Part 3

6100%iv) Horizontal repetition of structure = 100%

480%iii) 80% of door sizing follow MS 1064 Part 4: 2001

4100%ii) 100% of column sizing follow MS 1064 Part 10: 2001

260%i) 60% beam sizes follow MS 1064 Part 10: 2001

Part 3: Other simplified construction solutions

14.81.00167.3mTotal Part 2

0.48 x 1.0 x 20 =9.6

(79.5/167) =0.48

1.0079.5mInternal wall using precast concrete panel

0.52 x 0.5 x 20=5.2

(87.8/167)=0.52

0.587.8mExternal wall using precast concrete blockworks

Part 2: Wall System

41.31.00351.0 m2Total Part 1

0.33 x 1.0 x 50=16.5

(117/351)=0.33

1.0117.0 m2Roof truss using prefab roof trussRoof area = 117.0m2

0.33 x 0.6 x 50=9.9

(117 / 351)=0.33

0.6117.0 m2

Precast beams + in-situ column with reusable formwork (no floor)1st floor area = 117.0m2

0.33 x 0.9 x 50=14.9

(117 / 351)=0.33

0.9117.0 m2

Precast beams + in-situ column with reusable formwork + precast concrete half slab floor.Ground floor area = 117.0m2

Part 1: Structure Elements

IBS SCORE

COVERAGEIBS FACTOR(1)

AREA (m2) orLength (m)

ELEMENTS

Example 2

18 Storey Condominium

Say, from measurement taken from drawings:

1) Construction Area Area for 1 unit of condominium = 94.4 m2

Lift lobby area = 140 m2

Area for 1 floor = [94.4 x 6 units + 140] =706.4 m2

2) Structural Systemsi) Tunnel formwork system

ii) Roof truss: prefab steel roof truss.

3) Wall System/ floor i) precast blockworks (6 units + lobby area)= 263 m

length ii) Tunnel formwork (6 units + lobby area) = 120 m

length

4) Other simplified construction solutions i) Doors : 100% comply to MS 1064 Windows: 100% comply to MS 1064 ii) Repetition of floor to floor height =

90% Vertical repetition of structural floor layout =

80%

53.6IBS CONTENTS SCORE OF PROJECT (Part 1 + Part 2 + Part 3)

12Total Part 3

280%iv) Vertical repetition of structure floor layout = 80%

290%iii) Repetition of floor height = 90%

4100%ii) 100% of windows complies to MS1064

4100%i) 100% door sizes complies to MS1064

Part 3: Other simplified construction solutions

Total Part 2 10.61.006,894

0.31x 0.6 x 20 =3.72

2,160/6,894 =0.310.62,160ii) Tunnel formwork Total length = 120 m x 18 storey

0.69 x 0.5 x 20 =6.9

4,734/6,894 =0.690.54,734i) Internal wall: precast blockwork Total length = 263 m x 18 storey

Part 2: Wall System

31.01.0013,421.4 m2Total Part 1

0.05 x 1.0 x 50 =2.5

706.4/13,421.4 =0.05

1.0706.4 m2ii) Roof truss - prefab steel Roof area = 706.4m2

0.95 x 0.6 x50=28.5

12,715 / 13,421.4=0.95

0.6012,715 m2

i) Tunnel formwork system Total area = 706.4m2 x 18 storey = 12,715m2

Part 1: Structure Elements

IBS SCORE

COVERAGEFACTORAREA (m2) orLength (m)

ELEMENTS

Example 3

Ibs score for project (group of buildings)

Project information: - Main buildings in the development consist of 5 blocks of buildings.

The IBS score for each building are:- i) Block A - 5 storey apartment

Construction area, QST (building)A = 3,000 m2 IBS Score(building A) = 83

ii) Block B - 5 storey apartmentConstruction area, QST (building)B = 3,000 m2 IBS Score(building B) = 87

iii) Block C - 4 storey apartmentConstruction area, QST (building)C = 3,200 m2 IBS Score(building C) = 35

iv) Block D - 4 storey apartmentConstruction area, QST (building)D = 3,200

m2 IBS Score(building D) = 47

v) Block E - 3 storey office blockConstruction area, QST (building)E= 3,000 m2 IBS Score(building E) = 75

Total construction area (block A + B + C + D + E ) = 15,400m2

BlockConstruction

Area (m2)Coverage

IBSScore(building)

IBS Score(project)

A 3,0003000 / 15400 =

0.19583 0.195 x 83 = 16.2

B 3,0003000 / 15400 =

0.19587 0.195 x 87 = 17.0

C 3,2003200 / 15400 =

0.2135 0.21 x 35 = 7.4

D 3,2003200 / 15400 =

0.2147 0.21 x 47 = 9.9

E 3,0003000 / 15400 =

0.19575 0.195 x 75 = 14.6

Total 15,400 1.0 65.1