This document provides an elemental cost analysis for a proposed 20-storey apartment block with 375 units and public facilities on level 5. It includes summaries of the gross floor area, functional units, and a breakdown of costs for elements like the frame, upper floors, roof, stairs, walls, doors, finishes, fittings and plumbing. The total estimated cost is RM59,103,612.65 with discounts and rationalizations applied to individual element costs.

1. Elemental Cost Analysis
Group 1

2. Group member
Pang Khai Shuen 0318423 (leader)
Chong Hui Xin 0319363
Lee Jian Ru 0318132
Liu Wei Qian 0322969
Lu Siau Vay 0318567
Mok Po Yi 0318207
Ng Seng He 0323037
Pan Lek Vun 0323164
Sherlyn Ang Tse Yun 0317977
Tan Kiah Chun 0324414
Yap Jia En 0319550
Yeo Dor Een 0316224

3. 1 Block 20 Storey apartment (375 unit)
and public facilities (Level 5)

4. Project Details
Address : Above Lot 70285, PJU 10, 47810 Petaling Jaya,
Selangor Dahrul Ehsan
Overall Size : 101.6m x 56.8m
Building Purposes : Residential
Type of Project : Private
Gross Floor Area : 45569m2

5. Key Plan

6. Location Plan

7. Site Plan

8. Form 1

10. Gross Floor Area

11. 5th Floor
Gross Floor Area = 257.01m2

12. 5Ath Floor
Gross Floor Area = 2982.89m2

13. 6th Floor
Gross Floor Area = 2180.90m2

14. Gross Floor Area = 2222.94m2 x 2Nos
= 4445.88m2
7th to 8th Floor

15. 9th to 22nd Floor
Gross Floor Area = 2188.98m2 x 14 Nos
= 30645.72m2

16. 23rd Floor
Gross Floor Area = 2253.89m2

17. 24th Floor
Gross Floor Area = 2177.98m2

18. Roof Top
Gross Floor Area = 624.82m2

19. Total Gross Floor Area
Floor GFA (m2)
5th 257.01
5Ath 2982.89
6th 2180.90
7th – 8th 4445.88
9th – 22nd 30645.72
23rd 2253.89
24th 2177.98
Roof Top 624.82
TOTAL 45569.09

20.  Usable Area – 5Ath Floor

21.  Usable Area – 6th Floor

22.  Usable Area- 7th to 8th Floor

23.  Usable Area – 9th to 22nd Floor

24.  Usable Area – 23rd Floor

25.  Usable Area – 24th Floor
Total Usable Area = 31652m2

26.  Circulation Area – 5th Floor

27.  Circulation Area – 5Ath Floor

28.  Circulation Area – 6th Floor

29.  Circulation Area – 7th to 8th Floor

30.  Circulation Area – 9th to 22nd
Floor

31.  Circulatory Area – 23rd Floor

32.  Circulation Area – 24th Floor

33.  Circulation Area – Roof Top
Total Circulation Area = 4708m2

34.  Ancillary Area – 5th Floor

35.  Ancillary Area – 5Ath Floor

36.  Ancillary Area – 6th Floor

37.  Ancillary Area – 7th to 8th Floor

38.  Ancillary Area – 9th to 22nd Floor

39.  Ancillary Area – 23rd Floor

40.  Ancillary Area – 24th Floor

41.  Ancillary Area – Roof Top
Total Ancillary Area = 963m2

42. Total Net Floor Area
Element Net Floor Area (m2)
Usable 31652
Circulation 4708
Ancillary 963
Internal Division 8246
TOTAL 45569

43. Floor Space NOT Enclosed
Total unenclosed space = 168m2

44.  Roof Area
Total Roof Area = 2,735.26m2

45. Functional Unit: 30,982 m2
𝐸𝑥𝑡𝑒𝑟𝑛𝑎𝑙 𝑊𝑎𝑙𝑙
𝐺𝑟𝑜𝑠𝑠 𝐹𝑙𝑜𝑜𝑟 𝐴𝑟𝑒𝑎
=
17733.28
45569.09
= 0.389

46. Design/Shapes
Percentage of Gross Floor Area
a) Below Grd Flr. : - %
b) Single Storey Construction : - %
c) Two-Storey Construction : - %
d) 3-Storey Construction : - %
e) 20 Storey Construction : 100 %

47. Brief Cost Information
Contract Sums (RM): 59,103,612.65 Functional Unit Costs
excluding External
Works:
RM1883.23/m2
Provisional Sum (RM) : 1,042,000.00
Prime Cost Sum (RM) : 17,074,000.00
Preliminaries (RM) : 3,665,896.39 being 6.61% of remainder
Contingencies (RM) : 3,000,000.00 being 5.72% of Contract Sum
Contract Sum less
Contingencies (RM) :
56,103,612.65

48. Form 2

49. Discount & Rationalisation
Factor Calculation
• CONTRACT SUM – Prime Cost Sums (Excluding Profit)
– Provisional Sums = 38,718,765.45
• Rationalised Cost Difference = 731,152.8
• 100 – A/B = 0.9811163194

51. Total Cost of Element (RM)= 10,790,862.90
After Discount & Rationalisation (RM) = 10,587,091.69
Cost per m2 GFA (RM) = 232.33
Element Unit Quantity =45,569.00
Element Unit Rate (RM) =232.33
Element Ratio per m2 GFA =1.00
Reinforced Concrete (kg) = 10,959.00
Reinforcement (kg) = 1,235,963.96
Formwork (m2) = 120,579.00
Frame

52. Frame
• Frame Reinforcement Concrete and Sawn Formwork
RM4,082,977.20 RM1,786,265.00

53. • Frame Steel Rod and Fabric
Reinforcement
RM2,853,135.00RM70,112.00

54. • Frame Steel Rod and Fabric Reinforcement
RM562,383.00
RM1,416,206.20

55. Upper Floor
• Total Cost of Element (RM)= 4,702,008.45
• After Discount & Rationalisation (RM) = 4,613,217.22
• Cost per m2 GFA (RM) =101.24
• Element Unit Quantity =45,569.00
• Element Unit Rate (RM) =101.24
• Element Ratio per m2 GFA =1.00
• Reinforced Concrete (m3) = 6043.00
• Reinforcement (kg) = 414,567.22
• Formwork (m2) = 43,022.00

56. • Steel rod reinforcement
• Fabric reinforcement
Upper Floor

57. • UPPER FLOOR SAWN FORWORK

58. • UPPER FLOOR REINFORCED
CONCRETE

59. Roof
• Total Cost of Element (RM)= 2,009,838.75
• After Discount & Rationalisation (RM) = 1,880,811.61
• Cost per m2 GFA (RM) = 41.27
• Element Unit Quantity = 3,977.40
• Element Unit Rate (RM) = 472.87
• Element Ratio per m2 GFA = 0.09
• Reinforced Concrete (m3) = 293
• Reinforcement (kg) = 35,393
• Formwork (m2) =2403

63. Suspended Gutter Beam &
Plinth (Reinforced Concrete)

64. Formwork to sides and soffit of
Suspended Gutter Beam

65. Formwork to sides of plinth

66. Gutter Beam Reinforcement

67. Gutter Beam Mild Steel
Reinforcement
Plinth High Tensile Reinforcement

69. Formwork to Suspended Roof
Slab and Gutter Slab
BRC for Suspended Roof Slab
and Gutter Slab

70. Specialised Butterfly Roof

71. Rainwater Downpipes

72. Step 1: Roof Sum – Roof structure Prime
Cost
Step 2: Add butterfly roof profit and
attendance
Step 3: Multiply 0.981116319
Step 4: Add roof structure and butterfly
roof prime cost
ROOF SUM:
Roof + RWDP + Frame & Slabs
[1,141,629.00+121,554.00+285,566.25
= 1,548,749.25]

73. ROOF SUM – Roof Structure PC:
[1,548,749.25 – 762,000 = 786,49.25]
+ Butterfly Roof Profit and Attendance
[+ 10,110 = 796, 859.25]
Multiply 0.981116319
[x 0.981116319 = 781,811.62]
+ Roof Structure PC + Butterfly Roof PC
[+ 762,000 + 337,000 = 1,880,811.62]

74. Stairs
• Total Cost of Element (RM)= 452,140.30
• After Discount & Rationalisation (RM) = 447,378.96
• Cost per m2 GFA (RM) = 9.82
• Element Unit Quantity = N/A
• Element Unit Rate (RM) =N/A
• Element Ratio per m2 GFA =N/A
• Reinforced Concrete (m3) = N/A
• Reinforcement (kg) = N/A
• Formwork (m2) = N/A

77. Total cost of element (after Discount &
Rationalisation)
= (Stairs Sum + Handrailing)x
0.981116319 + Metal Ramp PC
= RM252,140.30 x 0.981116319 +
RM200,000
= RM447,378.96

78. External Wall
• Total Cost of Element (RM)= 499,582.05
• After Discount & Rationalisation (RM) = 490,148.10
• Cost per m2 GFA (RM) = 10.76
• Element Unit Quantity = 7352.00
• Element Unit Rate (RM) =66.67
• Element Ratio per m2 GFA =0.16
• Reinforced Concrete (m3) = N/A
• Reinforcement (kg) = N/A
• Formwork (m2) = N/A

79. External Wall

80. Windows and External Doors
• Total Cost of Element (RM)= 3,309,598.07
• After Discount & Rationalisation (RM) = 3,247,100.68
• Cost per m2 GFA (RM) = 71.26
• Element Unit Quantity = 12,148.82
• Element Unit Rate (RM) = 267.28
• Element Ratio per m2 GFA = 0.27
• Reinforced Concrete = N/A
• Reinforcement (kg) = N/A
• Formwork (m2) = N/A

81. • Windows

82. • Doors

83. External door total cost
of element (door, frame
, painting & lintol
only)
= RM1,547,856.27

84. External door total cost
of element
(ironmongery only) =
RM86,137.50

85. Internal Walls & Partitions
• Total Cost of Element (RM)= 1,269,291.65
• After Discount & Rationalisation (RM) = 1,245,322.75
• Cost per m2 GFA (RM) = 27.33
• Element Unit Quantity = 25,091
• Element Unit Rate (RM) = 49.63
• Element Ratio per m2 GFA = 0.55
• Reinforced Concrete = N/A
• Reinforcement (kg) = N/A
• Formwork (m2) = N/A

87. Internal Doors
• Total Cost of Element (RM)= 633,522.08
• After Discount & Rationalisation (RM) = 621,558.85
• Cost per m2 GFA (RM) = 13.64
• Element Unit Quantity (m2)= 7,368.48.00
• Element Unit Rate (RM) = 84.35
• Element Ratio per m2 GFA = 0.16
• Reinforced Concrete = N/A
• Reinforcement (kg) = N/A
• Formwork (m2) = N/A

88. Internal door’s
door frame
Timber panel door

89. Internal door’s
Ironmongery
Internal
door’s lintol
Internal door’s
Painting

91. Internal Wall Finishes
• Total Cost of Element (RM)= 3,418,577.10
• After Discount & Rationalisation (RM) = 3,354,021.78
• Cost per m2 GFA (RM) = 73.60
• Element Unit Quantity = 266,785.00
• Element Unit Rate (RM) = 12.57
• Element Ratio per m2 GFA = 5.85
• Reinforced Concrete (m3) = N/A
• Reinforcement (kg) = N/A
• Formwork (m2) = N/A

92. Internal Wall Finishes

93. Internal Floor Finishes
• Total Cost of Element (RM)= 4,213,683.95
• After Discount & Rationalisation (RM) = 4,134,114.09
• Cost per m2 GFA (RM) = 90.72
• Element Unit Quantity = 40,638.00
• Element Unit Rate (RM) = 101.73
• Element Ratio per m2 GFA = 0.89
• Reinforced Concrete = N/A
• Reinforcement (kg) = N/A
• Formwork (m2) = N/A

94. Internal Floor Finishes

95. Internal Ceiling Finishes
• Total Cost of Element (RM)= 947,834.90
• After Discount & Rationalisation (RM) = 929,936.29
• Cost per m2 GFA (RM) = 20.41
• Element Unit Quantity = 49,439.00
• Element Unit Rate (RM) = 18.81
• Element Ratio per m2 GFA = 1.08
• Reinforced Concrete (m3) =N/A
• Reinforcement (kg) = N/A
• Formwork (m2) = N/A

96. Internal Ceiling Finishes

97. External Finishes
• Total Cost of Element (RM)= 2,148,623.50
• After Discount & Rationalisation (RM) = 2,108,049.58
• Cost per m2 GFA (RM) = 46.26
• Element Unit Quantity = NA
• Element Unit Rate (RM) = NA
• Element Ratio per m2 GFA = NA
• Reinforced Concrete (m3) = NA
• Reinforcement (kg) =NA
• Formwork (m2) = NA

98. Breakdown
• External Finishes Sum:
• 1,442,461.90
• Add Decorative Curvature Railing:
• 687,508.80
• Add Handrailing:
• 18652.80

99. External Finishes

100. External Finishes

101. External Finishes

102. Fittings and Furnishes
• Total Cost of Element (RM)= 220,500.00
• After Discount & Rationalisation (RM) = 220,471.67
• Cost per m2 GFA (RM) = 4.84
• Element Unit Quantity = NA
• Element Unit Rate (RM) = NA
• Element Ratio per m2 GFA = NA
• Reinforced Concrete (m3) = NA
• Reinforcement (kg) =NA
• Formwork (m2) = NA

106. Sanitary Appliances
• Total Cost of Element (RM)= 1,324,218.75
• After Discount & Rationalisation (RM) = 1,299,212.63
• Cost per m2 GFA (RM) = 28.51
• Element Unit Quantity =3695.00
• Element Unit Rate (RM) = 287.12
• Element Ratio per m2 GFA = 0.10
• Reinforced Concrete = NA
• Reinforcement (kg) = NA
• Formwork (m2) = NA

108. Prime cost and provisional list

109. Plumbing Installation
• Total Cost of Element (RM)= 3,290,000.00
• After Discount & Rationalisation (RM) = 3,290,000.00
• Cost per m2 GFA (RM) = 72.20
• Element Unit Quantity =N/A
• Element Unit Rate (RM) = N/A
• Element Ratio per m2 GFA = N/A
• Reinforced Concrete =N/A
• Reinforcement (kg) =N/A
• Formwork (m2) =N/A

110. Air-conditioning & Ventilation
System
• Total Cost of Element (RM)= 700,000.00
• After Discount & Rationalisation (RM) = 700,000.00
• Cost per m2 GFA (RM) = 15.36
• Element Unit Quantity =N/A (Tm3)
• Element Unit Rate (RM) = N/A
• Element Ratio per m2 GFA = N/A
• Reinforced Concrete =N/A
• Reinforcement (kg) =N/A
• Formwork (m2) =N/A

111. Electrical Installation
• Total Cost of Element (RM)= 9,060,000.00
• After Discount & Rationalisation (RM) = 9,060,000.00
• Cost per m2 GFA (RM) = 198.82
• Element Unit Quantity =N/A
• Element Unit Rate (RM) = N/A
• Element Ratio per m2 GFA = N/A
• Reinforced Concrete =N/A
• Reinforcement (kg) =N/A
• Formwork (m2) =N/A

112. Fire Protection Installation
• Total Cost of Element (RM)= 875,000.00
• After Discount & Rationalisation (RM) = 875,000.00
• Cost per m2 GFA (RM) = 19.20
• Element Unit Quantity =N/A
• Element Unit Rate (RM) = N/A
• Element Ratio per m2 GFA = N/A
• Reinforced Concrete =N/A
• Reinforcement (kg) =N/A
• Formwork (m2) =N/A

113. Lift and Conveyor Installation
• Total Cost of Element (RM)= 1,500,000.00
• After Discount & Rationalisation (RM) = 1,500,000.00
• Cost per m2 GFA (RM) = 32.92
• Element Unit Quantity =N/A
• Element Unit Rate (RM) = N/A
• Element Ratio per m2 GFA = N/A
• Reinforced Concrete =N/A
• Reinforcement (kg) =N/A
• Formwork (m2) =N/A

114. Special Installation
• Total Cost of Element (RM)= 340,000.00
• After Discount & Rationalisation (RM) = 340,000.00
• Cost per m2 GFA (RM) = 24.12
• Element Unit Quantity =N/A
• Element Unit Rate (RM) = N/A
• Element Ratio per m2 GFA = N/A
• Reinforced Concrete =N/A
• Reinforcement (kg) =N/A
• Formwork (m2) =N/A

115. Builder’s Profit and Attendance
on Services
• Total Cost of Element (RM)= 462,750.00
• After Discount & Rationalisation (RM) = 454,011.58
• Cost per m2 GFA (RM) = 9.96
• Element Unit Quantity =N/A
• Element Unit Rate (RM) = N/A
• Element Ratio per m2 GFA = N/A
• Reinforced Concrete =N/A
• Reinforcement (kg) =N/A
• Formwork (m2) =N/A

116. Builder’s Work in Connection
with Services
• Total Cost of Element (RM)= 283,000.00
• After Discount & Rationalisation (RM) = 283,000.00
• Cost per m2 GFA (RM) = 6.21
• Element Unit Quantity =N/A
• Element Unit Rate (RM) = N/A
• Element Ratio per m2 GFA = N/A
• Reinforced Concrete =N/A
• Reinforcement (kg) =N/A
• Formwork (m2) =N/A

118. Site Work
• Total Cost of Element (RM) = 711,258.10
• After Discount & Rationalisation (RM) = 707,268.77
• Cost perm2 GFA (RM) = 15.52
• Element Unit Quantity =N/A
• Element Unit Rate (RM) = N/A
• Element Ratio per m2 GFA = N/A
• Reinforced Concrete =N/A
• Reinforcement (kg) =N/A
• Formwork (m2) =N/A

121. Recreational Facility
• Total Cost of Element (RM) = 50,000.00
• After Discount & Rationalisation (RM) = 50,000.00
• Cost perm2 GFA (RM) = 1.10
• Element Unit Quantity =N/A
• Element Unit Rate (RM) = N/A
• Element Ratio per m2 GFA = N/A
• Reinforced Concrete =N/A
• Reinforcement (kg) =N/A
• Formwork (m2) =N/A

123. Preliminary
• Total Cost of Element (RM) = 3,736,454.40
• After Discount & Rationalisation (RM) = 3,665,896.39
• Cost perm2 GFA (RM) = 80.45

124. Total (less contingencies)
Group of element Total cost
Superstructure 23,132,629.88
Finishes 10,526,121.74
Fittings and furnishings 220,471.67
Services 17,801,224.20
External work 757,268.77
Preliminaries 3,665,896.39
TOTAL : 56,103,612.65

125. Thank You