Factors

Influence level

Frequency

Percentage

Factors

Influence level

Frequency

Percentage

Too much intervention by the owner

1

7

2.6

Ignore local resource constraints

1

12

4.4

2

18

6.6

2

35

12.9

3

67

24.6

3

81

29.8

4

105

38.6

4

93

34.2

5

75

27.6

5

51

18.8

Change more

1

13

4.8

Uncertainty and changes in the surrounding environment

1

9

3.3

2

25

9.2

2

35

12.9

3

76

27.9

3

97

35.7

4

78

28.7

4

83

30.5

5

80

29.4

5

48

17.6

The owner delays the payment of the project payment

1

14

5.1

The buyer’s logistics management ability is poor

1

14

5.1

2

23

8.5

2

42

15.4

3

57

21.0

3

93

34.2

4

71

26.1

4

76

27.9

5

107

39.3

5

47

17.3

Multiple majors working at the same time cause work-face conflicts

1

13

4.8

Material/equipment supply delays

1

10

3.7

2

43

15.8

2

40

14.7

3

104

38.2

3

89

32.7

4

74

27.2

4

77

28.3

5

38

14.0

5

56

20.6

The construction party misunderstood the design documents

1

28

10.3

Low contract price

1

8

2.9

2

47

17.3

2

24

8.8

3

51

18.8

3

70

25.7

4

71

26.1

4

69

25.4

5

75

27.6

5

101

37.1

Use of new technologies, new materials and new processes in construction

1

43

15.8

There is no clear definition or description of the work of the interface class

1

9

3.3

2

85

31.3

2

42

15.4

3

78

28.7

3

84

30.9

4

51

18.8

4

83

30.5

5

15

5.5

5

54

19.9

Unreasonable construction schedule

1

14

5.1

Lack of communication between participants

1

5

1.8

2

41

15.1

2

37

13.6

3

76

27.9

3

85

31.3

4

75

27.6

4

76

27.9

5

66

24.3

5

69

25.4

Construction progress is delayed

1

14

5.1

Participants lack trust

1

11

4.0

2

29

10.7

2

34

12.5

3

84

30.9

3

92

33.8

4

82

30.1

4

71

26.1

5

63

23.2

5

64

23.5

Security incident

1

43

15.8

Participants lack a sense of cooperation

1

12

4.4

2

27

9.9

2

31

11.4

3

41

15.1

3

81

29.8

4

37

13.6

4

84

30.9

5

124

45.6

5

64

23.5

Inexperience of subcontractors

1

8

2.9

Participants have different cultures or backgrounds

1

20

7.4

2

31

11.4

2

74

27.2

3

77

28.3

3

93

34.2

4

82

30.1

4

60

22.1

5

74

27.2

5

25

9.2

Lack of awareness of high-tech and smart construction

1

16

5.9

Missing or outdated information

1

11

4.0

2

60

22.1

2

53

19.5

3

87

32.0

3

110

40.4

4

71

26.1

4

57

21.0

5

38

14.0

5

41

15.1

Incomplete design drawings

1

9

3.3

Poor information processing ability

1

12

4.4

2

24

8.8

2

44

16.2

3

53

19.5

3

114

41.9

4

104

38.2

4

63

23.2

5

82

30.1

5

39

14.3

Errors in design drawings

1

8

2.9

Insufficient information sharing

1

10

3.7

2

20

7.4

2

52

19.1

3

55

20.2

3

109

40.1

4

85

31.3

4

63

23.2

5

104

38.2

5

38

14.0

Inadequate designer skills and experience

1

8

2.9

Organizational chao

1

9

3.3

2

30

11.0

2

34

12.5

3

65

23.9

3

71

26.1

4

93

34.2

4

71

26.1

5

76

27.9

5

87

32.0

Design work ignores buildability

1

8

2.9

Incomplete staffing

1

11

4.0

2

24

8.8

2

38

14.0

3

78

28.7

3

84

30.9

4

94

34.6

4

85

31.3

5

68

25.0

5

54

19.9

Design schedule delays

1

9

3.3

Lack of effective management and unified command

1

11

4.0

2

36

13.2

2

26

9.6

3

73

26.8

3

59

21.7

4

79

29.0

4

87

32.0

5

75

27.6

5

89

32.7

Unfamiliar with laws, regulations and policies

1

14

5.1

Lack of effective oversight

1

14

5.1

2

48

17.6

2

43

15.8

3

95

34.9

3

84

30.9

4

67

24.6

4

73

26.8

5

48

17.6

5

58

21.3