Paper 3 (2017/Q1 March)

1. Steel Deck with poured concrete on steel beam then transfer to steel girder, then to steel
column, what system?
A. 1 level
B. 2 level
C. 3 level
D. 4 level

2. Which has least imposed load?

A. Retail Shop
B. Hospital Ward
C. Office
D. Art Gallery

3. What properties of a material can tell deformation with change in temperature?

A Density
B Permeability
C Modulus of Elasticity
D Coefficient of Expansion

4. F=KD. For a concrete column, K = ?

A AE/L
BL/AE
C
D

5. Refer to question 4, if steel section inserted to column, k will……

A. Increase, because of A
B. Increase, because of E
C. Decrease, because of E
D. Unchanged
6. How many location have zero bending moments.
A. 1
B. 2
C. 3
D. None

7) max bending moment:

A) above 3m (cantilever)
b) support A
C) middle of span
D) support B

8) how to improve beam effectiveness:

A) decrease span
B) increase depth
c)smaller E
D) increase col area

9. Which of the following column takes up MOST load?

A. A
B. B
C. C
D. D

10. Which is the most suitable basement construction for 4 storey basement over 15m,
proximity to a underground railway?
A. Open Excavation
B. Diaphragm Wall
C. Sheet Pile
D. Pipe Pile

Referring to the following foundation systems for Questions 11 & 12.

 1. Pre-bored mini pile
2. Driven concrete/ steel pile
3. Prebored H pile
4. Barrette/Diaphragm Wall
5. Large diameter bored pile
6 Footing.
1. 2. 3. 4. 5

11. Which of the above is/are displacement piles?

A. 1 & 3
B. 2 only
C. 4 & 5
D. 6

12 Which of the above is/ are non-percussion pile?

1. 2&3
2. 1,3 & 5
3. None of the above
4. All of the above

13. What is the concern when designing the excavation system?

A. Wetness of soil
B. sedimentary rock level
C. Level of soil with sufficient loading capacity
D.

14.Which of the following not a consideration of the depth of footing?

A.geographical condition
B. ground condition
C.weight of building and all applied load
D.proximity of adjoining building

15. 15-storey office building with 2 floors of basement carpark, 10m bed rock
A. pre bored socket H pile on bedrock
B. raft foundation on bedrock
C. driven H pile
D. large bored pile on bedrock

16. Which of the following is not true for shallow foundation

A. usually 3metres below ground level
B. raft foundation is a kind of shallow foundation
C. it has relatively low operation and machinery cost
D. it has relatively high capacity in resisting uplift

17) What is not a function of pile cap?

A. prevent water penetration to load bearing wall and column

B. distribute the load of building into pile
C. stabilize piles
D. combine piles resistance

18. End enlargements or bellout in piles are:

A. Increase frictional resistance
B. Increase end-bearing resistance
C. More suitable in driven rather than bored piles
D. Used to prevent water penetration from artesion pressure

19. Concrete good in compression poor in tension. Steel is

A.
B. Good in both tension & compression
C. Good in tension poor in compression
D. Weak in both tension & compression

20. Corrugated steel decking on top with concrete is frequently used as slab construction. The
steel decking is used to increase tensile strength of the slab. What is the name of such slab
structure?

A. Roof deck
B. Composite deck
C. Tension deck
D. Form deck
21. Elasticity module of steel is 20500, aluminium is 5900. What does this mean?
A. Steel 3 time stiffer
B. Steel 3 times more elastic
C. Steel 3 times more tensile strength
D. Aluminium 3 times more tensile strength

22. How many days concrete will reach the designed strength?
A. 5 days
B.10 days
C. 28 days
D. 40 days

23. Which of the followings of roles of stirrups in concrete beam is not true:
A. Provide shear reinforcement
B. Provide compression reinforcement
C. Prevent diagonal tension crack
D. Provide torsion reinforcement when closely packed

24. What is the in-situ testing method for testing fully cured concrete after 28 days of curing:
A. Slump test
B. Concrete cube test
C. Schmidt rebound hammer test
D. None of the above

25. What is the function of raised ribbed in reinforcement?

A. to create a mechanical interlock between the concrete and the steel bar
B. to provide more surface area for the cohesion of the cement onto the bar
C.to serve as an edge that catches the reinforcement ties and prevents them from slipping
along the bar
D.to provide a non-smooth surface on the bars that makes handling and lifting

26. What cannot improve the slenderness of hollow pipe?

A. Increase _ but not the diameter
B. Increase sectional area
C. Increase Elasticity
D.

27. Non-prismatic beam design based on:

A. Bending moment diagram
B. Shear moment diagram
C. Construction feasibility
D. Coordination with building services
28. The most efficient structural design is based on:
A. Tension stress
B. Bending stress
C. Compression stress
D. Shear stress

29. Bending moment resistance against vertical load on x axis, assuming cross section areas
are the same (answer in ascending orders)

A. 2,4,1,3
B. 4,2,1,3
C. ?
D. ?

30. Which beam cross section best in resisting bending moment and torsion.
A. T
B. [
C. I
D. 囗

31. The following would affect the magnitude of the axial force of column except,
A) young modulus of elasticity of columns
B) wind magnitude on facade
C) total weight from floors and structural member above
D) differential temperature of columns on opposite sides of the building

32 Which of the following would have the least slab thickness?

A flat slab
B flat slab with drop panel
C 1 way
D 2 way

33. The floor/slap has lateral force transfer to the shear wall, what is that action call:
A) Bending action
B twisting action
C) transfer plate action
D) diaphragm action
35. Which of the lateral system requires closely spaced perimeter columns to resist horizontal
loads?
A framed tube structure
B rigid frame with core
C forgot
D forgot

36. Which system does this 300m tower use?

A. Core and outer trigger

37. Main function of transfer slab

A. Transfer load from columns above to wider spaced pier or Mega column below
B. Transfer services e.g. hvac
C. Transfer passengers
D. Transfer lateral load to outrigger truss

38. Type of connection (A diagram)

A. Moment resisting connection
B. Shear connection
C. Rigid connection
D. Roller joint connection

39. Bending moment diagram similar to the below but 3 floors. Wind from left. Whis one NOT
true:

A. base column = hinge joint, which allows rotational movement

B. the bending moment diagram shows the bending moment of upper floors of beams and
columns are smaller
C. all beam and column joints are hinge joint
D, the bending moment diagrams shows the interior columns can resist more lateral forces than
exterior ones.
40. Three trusses all with pin support:

C是

A. All diagonal members of A and B are in tension.

B. All vertical members of A and B are in compression.
C. Diagonal members of A are in compression, diagonal members of B are in tension,
D. Diagonal members of B are in compression, diagonal members of A are in tension,

41. Which of the following is true?

A. There are no zero force member in both A&B
B. There are two zero force members altogether in A&B
C. There are three zero force members altogether in A&B
D. There are five zero force members altogether in A&B

42. Which of the following is not true?

A. C is vierendeel structure
B. A&B has only tension & compression, C has shear and bending force developed.
C. C is the most efficient and light method for the same span and load.
D. C is more stable with rigid joints.

43. Which of the diagram correctly shows the reaction force from the ground due
to lateral wind load?
44. Which one the following is not one way long span structure:
1. Space frame
2. Folded plate
3. Barrel vaults
4. Dome

A. 1
B. 2, 3
C. 3
D. 1, 4

45. The following structures can be described as either synclastic or anticlastic. Which one of
them is anticlastic?
46. A suspension bridge is suspended asymmetrically at 1/3 along its span using steel tension
cables tied to masts of equal height at either end of the span. Which of the following
statements are true:

A) Chord A is under greater tension than chord B

B) Chord B is under greater tension than chord A
C) Tension is both chords are equal
D) It is not possible to determined based on the information given.

49. What is the acceptable vertical movement allowed for a building?

A. H/100
B. H/200
C. H/500
D. H/1000

Q50-60 refer to scenario below:

office
250h
50x50

SA
70x20
150h

podium 4L

basement 3L
high water table
rock 40-50m
30m away from MTR

they situated the two end of site

50. What is the most efficient system for a 50m x 50m x 250m(h) office building? The core of the
building is 25m x 25m
A. Core and outrigger 12m centre to centre Perimeter Column
B. Just core
C. Perimeter Wall (12m centre to centre)
D. Core and shear wall

51. The Office tower is very slender, what should be primarily considered besides deflection?
A. Occupancy comfort
B. Temperature
C. Concrete shrinkage
D. Differential settlement

52. For the SA (Service apartment), the client wants to transfer the lateral forces from shear wall
to the podiums below with open layout plan. What structural system should the client use?
A. Transfer girders to transfer the shear wall load to the columns below
B. Give up the open plan layout
C.
D.

55. Location of the movement joint:

A. Between podium
B. inner radius of two tower to podium
C. outer parameter of OT
D. outer parameter of SA

56. For remaining 250m, what is the best solution to reduce the shrinkage of concrete due to the
tower with slender less ratio is high?
A. Late cast strip
B. More movement joint every 50m
C.
D.

57. Considering the heavy load of office, which if the most suitable foundation?
A. bored pile on rock
B. driven H pile on soil
C.
D.

58. Consider the uplifting force high water table and rock, which is the most suitable foundation?
A. mini pile
B. precast driven H
C. flat slab sit on rock
D. bored pile

59. What is the most concern of basement construction?

A. vibration of utility
B. settlement of utility
C. vibration and settlement of railway tunnel
D.

60. Refer to 59 what type of basement construction more suitable?

A. pipe pile
B. diaphragm wall
C.
D.