Serial number

Factors

1

Gender

2

Age

3

Education level

4

Type of work unit

5

Where you are working

6

Participate in the number of EPC projects

7

Working years

1

Too much intervention by the owner

2

Change more

3

The owner delays the payment of the project payment

4

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

5

The construction party misunderstood the design documents

6

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

7

Unreasonable construction schedule

8

Construction progress is delayed

9

Security incident

10

Inexperience of subcontractors

11

Lack of awareness of high-tech and smart construction

12

Incomplete design drawings

13

Errors in design drawings

14

Inadequate designer skills and experience

15

Design work ignores buildability

16

Design schedule delays

17

Unfamiliar with laws, regulations and policies

18

Ignore local resource constraints

19

Uncertainty and changes in the surrounding environment

20

The buyer's logistics management ability is poor

21

Material/equipment supply delays

22

Low contract price

23

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

24

Lack of communication between participants

25

Participants lack trust

26

Participants lack a sense of cooperation

27

Participants have different cultures or backgrounds

28

Missing or outdated information

29

Poor information processing ability

30

Insufficient information sharing

31

Organizational chao

32

Incomplete staffing

33

Lack of effective management and unified command

34

Lack of effective oversight