Measurement of Substructure Example

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CMT3212 - MEASUREMENT OF CONSTRUCTION WORKS I

MAIN EXAMINATION MARKING SCHEME

DWG No. QA-SE-FW2-01 - QA-SE-FW2-05

TAKE-OFF LIST

1) SITE PREPARATION Marks Distribution

Site clearance Each item on list 2 Marks

Over-site excavation 44 Marks

Anti-termite treatment Re-bars 6 Marks

2) EXCAVATION Add Take-off list 6 Marks

Organization 4 Marks

Foundation pits TOTAL 60 Marks

Excavating in rock

Backfilling

Making up levels

Disposal of excavated materials

3) DISPOSAL OF WATER

4) PLANKING AND STRUTTING

5) HARDCORE FILLING

6) PLAIN REINFORCED CONCRETE

Column bases

Columns

Beams

Surface bed

7) REINFORCEMENT

Bar reinforcement

Mesh reinforcement to surface bed

8) FORMWORK

Formwork to foundations

Formwork to columns

Formwork to plinth beam

9) DPC

Damp proof membrane

Damp proof courses

ME 1



SITE PREPARATION 22/ 2.50

1.50

1.40 115.50

Length 40,000

350

40,350

Width 20,000

450

20,450

40.35

20.45 825.16

22/ 1.50

1.03 33.99

4/ 1.48

0.06 0.36

859.51

2/8/ 3.50

0.30

0.15 2.52

EXCAVATION 2/2/ 4.60

0.30

Depth of excavation 0.15 0.83

1,200 2/ 5.30

400 0.30

1,600 0.15 0.48

Ddt O'site exc 200 3.83

1,400

Trench excavation

5,000

Ddt bases 1,500

3,500

6,600

Ddt 2)1500 750

Ddt 2)2500 1,250

4,600

6,800

Ddt bases 1,500

5,300

Clear site of all bushes, shrubs,

undergrowth and the likegenerally, including small

trees, grub up roots and burnarisings on site.

&

Excavate oversite to remove

vegetable soil average 200mmand spread and level

where directed on site.

Excavating pits to receive

foundations commencing

fromstripped level: not

exceeding 1.5 mdeep.

&

Return, fill andram.

&

Extra over all excavations for

excavating in rock

X 10%≈ 11.55m3

&

'Gladiator 4TC' or other

equal and approved

chemical anti-termitetreatment to subsoil and

filling applied in accordance

with the manufacturer's

Excavating trenches toreceive foundations

commencing fromstripped

level: not exceeding 1.5 mdeep.

&

Return, fill andram.

&

Extra over all excavations for

excavating in rock X 10%≈ .38m3

&

'Gladiator 4TC' or otherequal and approved

chemical anti-termite

treatment to subsoil and

filling applied in accordance

ME 2



DISPOSAL OF WATER HARDCORE FILLING

Item 40.35

20.45 825.16

Ddt

22/ 0.45

0.35 3.47

PLANKING STRUTTING 16/ 4.65

0.30 22.32

Item 4/ 6.20

0.30 7.44

2/ 6.45

0.30 3.87

788.06

Length of beams

5,000

Ddt column 350

4,650

6,600

Ddt 2)350 175 REINFORCED CONCRETE

Ddt 2)450 225

6,200

6,800

Ddt column 350

6,450 22/ 2.50

1.50

0.40 33.00

Allow for keeping all

excavations free from

water (except spring andrunning water) by

pumping, bailing or other

means necessary.

Allow for provision and

subsequent removal of

planking and strutting touphold and maintain all

faces of excavations

generally.

Columnbases.

&

Ddt

Return fill and ram

&

Cart away

150 mmthick hardcore

filling to make up levels;

deposit, spread and leveland compact: 50 mm

selected lake sand

blinding.

Gladiator 4TC' or other

equal and approved

chemical anti-termitetreatment to subsoil and

filling applied in

accordance with the

manufacturer's

instructions.

&

Imported earth filling to

make up levels notexceeding 300 mmdeep

average

Reinforced in-situ concrete-grade25- 25N/mm2/ 20 mm

aggregate;

ME 3



Depth

2,050

Ddt base 400

Ddt slab 150

1,500

22/ 0.45 242/ 3.10 750.20

0.35 600/ 1.62 972.00

1.50 5.20 1722.20

286/ 2.00 572.00

40.35

20.45 825.16

198/ 3.00 594.00

220/ 2.23 490.60

6/4/ 5.45 130.801215.40

2/4/ 5.45 43.60

4/ 8.28 33.12

4/ 11.10 44.40

3/4/ 6.10 73.20

4/ 8.28 33.122/4/ 7.15 57.20

2/8/ 4.65 4/ 7.35 29.40

0.30 2/4/ 4.43 35.44

0.60 13.39 349.48

2/2/ 6.20

0.30

0.60 4.46 4/ 12.00 48.00

2/ 6.80 4/ 1.00 4.00

0.30 52.00

0.60 2.45

20.30

Columns

&

Ddt

Return fill and ram

&Cart away

150 mmsurface bed

including tampingaround

fabric reinforcement

&Mesh fabric

reinforcement referenceA193 weiging 3.02

kg/m2 including 200 mm

end and side laps.

&

1000 gauge polythene

damp proof membrane;

300 mmlaps.

High yield tensile steel bar

reinforcement to BS 4449

as described including

cutting to lengths, bending,

hoisting and fixingincluding all necessary

tying wire and spacing

T8

x0.395 kg/m

T12

x0.888 kg/m

T16

x1.579 kg/m

T20

x2.466 kg/m

=861.82Kg

T25

x3.854 kg/m

Ground beams

ME 4



115.50

22/2/ 2.50

0.40 44.00 3.8322/2/ 1.50 119.33

0.40 26.40 Ddt

70.40

33.00 (Bases

2/8/ 4.65

0.60 44.64 2/8/ 4.65 (Beams

2/2/ 6.20 0.30

0.60 14.88 0.15 3.35

2/ 6.80 2/2/ 6.20

0.60 8.16 0.30

67.68 0.15 1.12

2/ 6.80

0.30

0.15 0.61

2/ 40.35 80.70 22/ 0.45 (Columns

2/ 20.45 40.90 0.35

121.60 1.05 3.64

84.31

DAMP PROOF COURSE - 119.33

- 84.31

35.02

2/ 40.00 80.00

2/ 20.00 40.00

120.00

Sawn formwork

Vertical or battering sides

of foundations.

Hessian based bituminousfelt damp proof course:

horizontal; 200 mmwide:150 mmlaps, bedded

and jointed in cement

mortar (1:4).

200 mmwide.

Return, fill and ramselected

excavated materials around

foundations; deposit in 150mmlayers and compact to

98%MDD.

Load, cart, deposit and

spread surplusExcavatingd material

approximately 10 km

fromsite to a placeapproved by the local

authority.

Adjustment of backfill

Vertical or battering sides

of ground beams

Edgesof surface bed 75 -

150 mmhigh

ME 5



P a g e | 1

Reg. No…………….……….

UNIVERSITY OF RWANDA

COLLEGE OF SCIENCE AND TECHNOLOGY

Avenue de l'Armée, B.P. 3900 Kigali, Rwanda

UNIVERSITY EXAMINATIONS – ACADEMIC YEAR 2013/2014

SCHOOL OF ARCHITECTURE

END OF SEMESTER MAIN EXAMINATION

DEPARTMENT OF CONSTRUCTION MANAGEMENT

YEAR: 2 SEMESTER: 1

CMT 3212: MEASUREMENT OF CONSTRUCTION WORKS I

DATE: ____/____/_____ DURATION: 3 HRS

MAXIMUM MARKS: 60

INSTRUCTIONS TO CANDIDATES AND INVIGILATORS

1. Drawings QA-SE-FW2-01, QA-SE-FW2-02, QA-SE-FW2-03, QA-SE-FW2-04, QA-

SE-FW2-05 together with a Bar Bending Schedule are attached showing a foundation

layout and details of a Substructure of a Finished Product Warehouse.2. The paper contains ONE Question and carries a total of 60 marks.

3. Use the dimension sheets provided for the measurement of the works.

4.

Measurement must be done in accordance with the Standard Method of Measurementof Building Works for East Africa latest edition.

5. Candidates are expected to complete the work in the time allocated on the question

paper. Particular attention will be paid in allocating marks to logical sequence,

principles, accuracy, clearly setting out, annotation of dimensions and generalneatness.

6. Any information assumed in the measurement should be clearly stated. When

adequate information may appear not to have been provided, make reasonable andrealistic assumptions.

7. Do not forget to write your registration number.

8. Do not write any answer on this question paper.

Q1 Study the drawings carefully and measure (taking-off and squaring) theSubstructure of the building.

60 Marks



BAR BENDING SCHEDULE

DATE NOV 13 2007

SUBSTRUCTURE FINISHED PRODUCT WAREHOUSE

MEMBER BAR MARKTYPE &

SIZE

No OF

MBRS

No IN

EACHTOTAL N

o LENGTH OF

EACH BAR

COLUMN BASES 01 T16 22 9 198 3,000

02 T12 22 13 286 2,000

COLUMNS 03 T16 22 10 220 2,230

04 T8 22 11 242 3,100

BEAMS 06 T8 1 600 600 1,620

07 T20 2 2 4 5,450

08 T16 2 2 4 5,450

09 T16 2 2 4 5,450

10 T16 2 2 4 5,450

11 T16 2 2 4 5,450

12 T16 2 2 4 5,450

13 T16 2 2 4 5,450

14 T20 2 2 4 5,450

15 T20 2 2 4 8,275

16 T20 2 2 4 11,100

17 T20 2 2 4 6,100

18 T20 2 2 4 6,100

19 T20 2 2 4 6,100

20 T20 2 2 4 8,275

21 T20 2 2 4 7,150

22 T20 2 2 4 7,350

23 T20 2 2 4 7,150

24 T20 2 2 4 4,425

25 T25 2 2 4 12,00025a T25 2 2 4 1,000

26 T20 2 2 4 4,425

Mass / Linear Metre

T8 0.395

T12 0.888

T14 1.209

T16 1.579

T20 2.466

T25 3.854

ar ending Schedule

Measurement of Substructure Example

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