Question bank source: Safety production mock test, one-stop public account applet
The safety officer-A certificate test questions and analysis reference answers and the analysis of the safety officer-A certificate exam questions are a summary of the safety production mock test one-point question bank teachers and safety officer-A certificate operation certificate students who have taken the test, which is relatively effective to help the safety officer-A certificate mock test students successfully pass the exam.
1. [Multiple choice questions] On the morning of September 28, a company's new factory entered the paint painting process. Painter Hu used a 2.5m high mobile operating platform to scrape putty on the 2-3 axis of the second floor of the finished product warehouse, and when he scraped putty on the secondary beam ceiling of the roof at the F-G position, because the operating platform had no fence, Hu stepped back and fell into the air, and died after being sent to the hospital for rescue.
(3) The following requirements for erecting edge protective railings are correct (). （ ADE ）
A. The distance between the upper rod and the ground is 1.0~1.2m
B. The height of the lower rod from the ground is 0.6~0.8m
C、坡度大于1:2.2的屋面，防护栏杆应高1.2m
D. Any place on the protective railing can withstand an external force of 1kN in any direction
E. When the railing column is fixed on the concrete floor, it can be welded with the steel pipe with embedded parts
2. [Multiple choice questions] The Labor Contract Law stipulates that when an employer recruits a worker, it shall truthfully inform the employee of the occupational hazards, safety production status, labor remuneration, and other information that the employee requires to know (ABC)
A. Work content
B. Working conditions
C. Place of work
D. Overtime
3. [Multiple choice questions] The "Guiding Opinions of the State Council on Strengthening and Regulating Supervision During and After the Event" strengthens the aggregation and sharing of regulatory information, and correlates and integrates information such as (), (), (), and random inspections formed in the course of the government's performance of duties, and collects them under the names of relevant market entities. （ ABCDE ）
A. Administrative inspection
B. Administrative penalties
C. Administrative compulsion
D. Judicial decisions
E. Illegal and untrustworthy
4. [Multiple choice questions] The promulgation of the "Provisions of the State Council on the Investigation of Administrative Responsibility for Extraordinarily Serious Safety Accidents" aims to (). （ ABCD ）
A. In order to effectively prevent the occurrence of major safety accidents
B. Strictly investigate the administrative responsibility for extraordinarily serious safety accidents
C. Protect the safety of people's lives
D. Guarantee the safety of the people's property
E. Strictly investigate the administrative responsibility for all future safety accidents
5. [Multiple choice questions] The following statements about the on-site office and accommodation content of the "Construction Safety Inspection Standards" JGJ 59-2011 Civilized Construction Guarantee Project are wrong (). （ CD ）
A. The construction project, the dormitory and the warehouse shall not be used as a dormitory
B. In winter, there should be heating and carbon monoxide poisoning prevention measures in the dormitory
C. The office area and the living area of the construction site must be clearly divided
D. The per capita area of the dormitory shall not be less than 2 square meters and shall not exceed 16 people
E. In summer, there should be heatstroke prevention and cooling measures and mosquito and fly prevention measures in the dormitory
6. [Multiple choice questions] The special plan shall be reviewed by the technical department of the construction unit and other departments of the unit (ADE)
A. Technology
B. Life
C. Budget
D. Safety
E. Quality
7. [Multiple choice questions] The special requirements of man-made panel curtain wall, the connection between the following () panels and curtain wall components can be connected by a long pendant. （ ABCD ）
A. Porcelain plate
B. Glass-ceramic plate
C. Ceramic plate
D. Fiber cement board
E. Stone honeycomb panel
8. [Multiple choice questions] Employees who discover potential accidents or other unsafe factors shall immediately report to (), and the personnel who receive the report shall deal with them in a timely manner. （ BD ）
A. Enterprise security management department
B. On-site safety production management personnel
C. Production manager of the unit
D. The person in charge of the unit
E. Department Manager
9. [Multiple Choice Questions] The following are tool templates (). （ ABDE ）
A. Sliding form
B. Climbing formwork
C. Hanging mold
D. Flying mold
E, tunnel mold
10. [Multiple choice question] The compaction operation of the roller is used to improve (). （ ABCD ）
A. The strength of the earthwork foundation
B. Reduce the permeability of rainwater
C. Maintain the stability of the foundation
D. Prevent subsidence
11. [Multiple choice questions] The highly polluting fuel facilities that have been built in the no-burn zone shall be switched to other clean energy sources such as () within the time limit specified by the municipal people's government. （ ABCDE ）
A. Natural gas
B. Shale gas
C. Liquefied petroleum gas
D. Electricity
E. Ethanol
12. [Multiple choice questions] foundation pit support is generally divided into two types: unsupported and supported, which belongs to the characteristics of unsupported foundation pit (). （ ABDE ）
A. The foundation is not deeply embedded
B. The construction period is short
C. The soil quality of the foundation pit wall is unstable, and there is the influence of groundwater
D. When digging the foundation pit, it does not affect the safety of adjacent buildings
E. The groundwater level is lower than the basement or the infiltration is small
13. [Multiple choice questions] Seat belts can be divided into () according to the different conditions of use. （ ACD ）
A. Safety belt for fence operation
B. Electrical safety belts
C. Regional restriction seat belts
D. Fall suspension safety belt
14. [Multiple choice questions] The administrative authority for the issuance of safety production licenses shall strengthen the supervision and inspection of enterprises that have obtained safety production licenses, and if it is found that they no longer meet the safety production conditions stipulated in the "Regulations on Work Safety Licenses", they shall () work safety licenses. （ BD ）
A. Permitted Use
B. Suspension
C. Extended use
D. Revocation
E. Replacement
15. [Multiple choice question] When the pole is made of Q235 grade steel pipe, the distance between the rods of the bowl buckle support frame can be () m. （ ABC ）
A、0.9
B、1.2
C、1.5
D、1.8
E、2.0
16. [Multiple choice questions] The construction unit violates the provisions of the "Regulations on the Administration of Work Safety in Construction Projects" by failing to set up a safety production management organization, equipping full-time safety production management personnel, or failing to have full-time safety production management personnel to supervise the project on site (). （ ABCD ）
A. Order correction within a time limit
B. If the correction is not made within the time limit, it shall be ordered to suspend business for rectification
C. Impose a fine in accordance with the relevant provisions of the Work Safety Law of the People's Republic of China
D. If a major safety accident is caused and a crime is constituted, the directly responsible personnel shall be investigated for criminal responsibility in accordance with the relevant provisions of the Criminal Law
17. [Multiple choice questions] After the installation of self-erecting erection facilities such as construction hoisting machinery and overall lifting scaffolding and formwork is completed, (). （ ABCD ）
A. The installation unit shall self-inspect
B. Issue a self-inspection certificate
C. Explain the safety of use to the construction unit
D. Go through the acceptance procedures and sign
E. On-site supervision by professional and technical personnel
18. [Multiple choice questions] The demolition method of ( AB ) should be used respectively for the removal of column formwork ( AB )
A. Dispersion and dismantling
B. Shard splitting
C. Split in blocks
D. Partition splitting
E. Time-sharing
19. [Multiple choice questions] According to the Construction Law of the People's Republic of China, construction enterprises shall take measures such as () at the construction site. （ ABC ）
A. Maintain security
B. Prevent danger
C. Fire prevention
D. Flood prevention
E. Prevent power outages
20. [Multiple choice questions] According to the provisions of the "Unified Technical Specification for Construction Safety" (GB50870-2013), the emergency plan for construction and production safety accidents should be formulated according to (). （ ACDE ）
A. Hazard level
B. Sources of danger
C. Construction site safety management
D. Engineering characteristics
E. Environmental characteristics
21. [Multiple choice questions] According to the casualties or direct economic losses caused, the following are major accidents (). （ BCD ）
A. An accident that killed 2 people at one time
B. An accident that caused a direct economic loss of 20 million yuan
C. An accident that seriously injured 15 people
D. An accident that killed 6 people
E. An accident that caused 9 serious injuries
22. [Multiple choice questions] The whole process of shield construction start stage ( ABCDE )
A. The shield machine enters and exits the hole
B. Segment entry
C. Vertical transportation and horizontal transportation
D. Cross operation of the frame section
E. Segment assembly
23. [Multiple choice questions] The basic elements of management are (). （ BCDE ）
A. Manage documents
B, Administrator
C. Manage objects
D. Methods and methods of management
E. The purpose of management
24. [Multiple choice question] When calculating the stability of scaffolding poles, different combinations of load effects should be carried out, which are (). （ AD ）
A. Permanent load + construction load
B. Permanent load + 0.9 construction load
C、永久荷载+施工荷载+风荷载
D、永久荷载+0.9（施工荷载+风荷载）
E. Permanent load
25. [Multiple choice questions] All () on the attached lifting scaffold should comply with the provisions and be effective. （ ABCD ）
A. Spreader
B. Rigging
C. Synchronous automatic lifting device
D. Display control
26. [Multiple choice question] ( ) is the most basic safety production management system for construction enterprises. （ A ）
A. Safety production responsibility system
B. Safety inspection system
C. Safety technology disclosure system
D. Safety education system
27. [Multiple choice question] The "Regulations on the Safety Production Management of the Main Persons in Charge of Construction Enterprises, Project Leaders and Full-time Safety Production Management Personnel" stipulates that on-site supervision shall be arranged during the construction of sub-projects with greater risk. （ C ）
A. Project technical leader
B. Construction management personnel
C. Full-time safety production management personnel
D. Specialized personnel
28. [Multiple choice question] The following statements about the characteristics of safety production in construction projects are incorrect (). （ B ）
A. Most of the construction is carried out in the open air
B. The safety of construction activities only depends on the status of various construction equipment, materials and building products
C. At present, the construction industry in mainland China is still a labor-intensive industry, and the technical content is low
D. The main object of concern of project production personnel is the management of construction period, quality and cost
29. [Multiple choice question] The following description of the division of the construction site is incorrect ( ). （ D ）
A. The office area and living area of the construction site shall be set up separately from the operation area
B. The office and living area shall be set up outside the fall radius of the building under construction, otherwise, corresponding measures shall be taken
C. Factors such as transportation, water and electricity, fire protection, sanitation, and environmental protection should also be considered in the planning and setting of functional areas.
D. The obvious division and isolation between the living area and the operation area is to beautify the site.
30. [Multiple choice question] The main hidden dangers in the following figure include the error of the leakage protection parameters of the switch box, and the wrong statement about the switch box is ().
（ B ）
A. Electromagnetic leakage protector is selected
B. The rated leakage action current is not more than 15mA
C. The rated leakage action time is not more than 0.1S;
D. The leakage protector used in wet or corrosive medium places should be splash-proof products, the rated leakage action current should not be greater than 15mA, and the rated leakage action time should not be greater than 0.1S
31. [Multiple choice question] In order to determine that the equipment is in a normal state, the hanging basket should be operated before working every day. （ A ）
A. No load
B. Fully loaded
C. Overload
D. Half load
32. [Multiple choice question] When the load protection device is installed on the operation vehicle, after reaching the rated load capacity, when the rated load capacity is exceeded (), the working platform should be stopped from moving from the stationary working position. （ D ）
A、90%
B、100%
C、110%
D、120%
33. [Multiple choice question] According to the "Safety Technical Specifications for Gantry and Derrick Material Hoist" (JGJ88-2010), when the load of the material hoist reaches the rated lifting capacity (), the lifting weight limiter should cut off the power supply of the main rising circuit. （ A ）
A、110%
B、100%
C、80%
D、90%
34. [Multiple choice question] The erection height of single-row scaffolding should not exceed 24m, and the erection height of double-row scaffolding should not exceed () (C)
A、30m
B、40m
C、50m
D、60m
35. [Multiple choice question] The cutting surface should be about 2.5 cm long (). （ B ）
A. Rectangle
B, Three-pronged
C. Oblong
D. Strip shape
36. [Multiple choice question] The distance between the horizontal rod of the double-row scaffold against the wall and the decorative surface of the wall should not be () ( A )
A. More than 100mm
B. More than 600mm
C. More than 500mm
D. More than 400mm
37. [Multiple choice question] When various mechanical injuries occur, () should be given first. （ B ）
A. Bandage the wound
B. Cut off the power supply
C、躲避
D. Miscellaneous
38. [Multiple choice question] When the generator sets are running in parallel, the () device must be installed, and the power supply to the load must be supplied after the unit runs synchronously. （ B ）
A. Synchronization
B, Synchronization
C. Chain
D. Control
39. [Multiple choice question] When the earthwork is constructed at night, the construction project should be reasonably arranged to prevent the excavation from being over-excavated or over-paved. Lighting facilities should be installed at the construction site as needed, and () (A) should be set up in dangerous areas
A. Red light warning
B. Yellow light warning
C. Flashing light warning
D. Warning light strip
40. [Multiple choice question] Safety work regulations require people not to approach the area within the broken line point () outdoors. Indoors, do not approach the lot within 4m, otherwise there will be an electric shock accident for people and animals, which is called a step voltage electric shock (D)
A、4m
B、5m
C、6m
D、8m
41. [Multiple choice question] The essential principle in safety management refers to the realization of safety from the beginning and the fundamental elimination of accidents. （ A ）
A, Possibility
B. Severity
C. Probability
D. Hazard
42. [Multiple choice question] For the groove surface drum, the maximum angle between the rope direction of the wire rope and the rope groove should be () ( B )
A、≤1.5°
B、≤3.5°
C、≤5°
D、≤10°
43. [Multiple choice question] The contracting unit and the contractor of the construction project shall enter into a contract in accordance with the law to clarify the rights and obligations of both parties. （ C ）
A. Oral
B. Oral or written
C. Written
D. Other forms
44. [Multiple choice question] Materials can be stacked in the building (). （ A ）
A. Warehouse
B. Stairwell
C. Rest platform
D. Balcony
45. [Multiple choice question] The construction lifting machinery user and the installation unit shall specify the () of both parties in the signed construction lifting machinery installation and dismantling contract. （ A ）
A. Responsibility for safe production
B. Safety Responsibilities
C. Rights
D. Obligations
46. [Multiple choice question] When an ordinary isolation transformer is used, one end of its secondary side should be grounded, and the exposed conductive part of the transformer should be connected with the zero line of the secondary loop protection. （ A ）
A、1
B、2
C、3
D、4
47. [Multiple choice question] When the fastener-type steel pipe scaffold is erected, the top of the scaffold pole should be higher than the upper end of the parapet wall () m. （ D ）
A、0.3
B、0.5
C、0.8
D、1
48. [Multiple choice] The bolt tightening torque of the fastener should not be less than ()N・m( A )
A、40
B、35
C、30
D、65
49. [Multiple choice question] According to the "Environmental and Health Standards for Construction Sites" (JGJ146-2013) (3.0.8), the construction site should be managed and hard enclosures should be adopted. （ C ）
A. Semi-closed
B. Open
C. Closed
D. Closed while constructing
50. [Multiple choice question] The column template with a height of more than () should be set up around the diagonal brace, and an operating platform should be set up. （ C ）
A、2m
B、2.5m
C、3m
D、3.5m
51. [Multiple choice question] A construction company undertook the construction of a tunnel project in city B, and now lacks an imported excavator, and the company's leaders decided to lease construction machinery to city B by leasing to save money. The imported excavator of the original B construction machinery leasing company does have good performance, but lacks a product certificate, and the following statement is correct (). （ D ）
A. It can be rented out after approval by the people's government of B
B. It can be rented out after approval by the Construction Bureau of City B
C. It can be rented
D. It cannot be rented
52. [Multiple choice question] The construction elevator user shall sign a construction elevator installation and dismantling contract with the installation unit, and clarify the () of both parties. （ D ）
A. Rent
B. Lease term
C. Profit dividends
D. Responsibility for safe production
53. [Multiple choice question] When the full-time safety management personnel at the construction site inspected the site, they found that the materials of the steel processing shed were stacked in a mess, and one steel bar worker cleaned up the steel bar waste head next to the machine under the normal operation of the machine, and the switch box of the steel bar bending machine was set far away, and the steel bar shed was not hung with any safety signs and the shed was not equipped with fire-fighting equipment, and the safety officer immediately asked the operator to stop the operation and issued a rectification notice. Please answer the following questions (1)~(4) based on the background information.
(3) The horizontal distance between the switch box of the steel bending machine and its level should not exceed () m. （ C ）
A、1
B、2
C、3
D、5
54. [Multiple choice question] The number of fire extinguishers at the construction site should comply with the provisions of the current national standards, and the number of fire extinguishers in each place should not be less than (). （ B ）
A、1
B、2
C、3
D、4
55. [Multiple choice question] The safety protection equipment, machinery and equipment, construction equipment and accessories at the construction site must be managed by special personnel, regularly inspected, repaired and maintained, and the corresponding data files should be established, and in accordance with the relevant national regulations (). （ B ）
A. Elimination
B. Scrapped
C. Deactivation
D. Regular testing
56. [Multiple choice question] A reinforced concrete precast beam hoisting and falling off accident occurred at a construction site, resulting in 6 deaths and direct economic losses of 1.5 million yuan. （ B ）
A. General accidents
B. Major accidents
C. Major accidents
D. Particularly serious accidents
57. [Multiple choice question] According to the "Shanghai Municipal Regulations on the Management of Civilized Construction of Construction Projects", any unit or individual may complain to () if it finds that the construction activities violate these regulations. （ D ）
A. Supervision unit
B. Construction unit
C. Department of business administration
D. Construction administrative department
58. [Multiple choice question] According to the provisions of the "Regulations on the Safety Management of Dangerous Sub-projects", the competent departments of housing and urban-rural construction in various localities shall, according to the actual situation of the region, formulate the method and management system of the expert qualification examination office "safety production simulation examination one-stop" and establish experts (), and update the expert database in a timely manner. （ A ）
A. Integrity file
B. Business files
C. Personal file
D. Technical level assessment file
59. [Multiple choice questions] According to the "Measures for Urban Management Law Enforcement", the competent departments for urban management law enforcement shall use the administrative law enforcement documents of () to carry out law enforcement activities. （ A ）
A. Uniform format
B. Unified text
C. Unified style
D. Unified payment
60. [Multiple choice question] According to the "Air Pollution Prevention and Control Law", the construction land that cannot be started temporarily shall be covered with bare ground. （ D ）
A. Design unit
B. Construction unit
C. Supervision unit
D. Construction unit
61. [Multiple choice question] According to the provisions of the "Work Safety Law", if the employees of the production and business operation unit do not obey the management and violate the safety production rules and regulations or operating procedures, the production and business operation unit shall give the following treatment: (). （ C ）
A. Sanctions shall be given in accordance with relevant laws and regulations
B. Sanctions shall be given in accordance with relevant laws
C. Critical education
D. Expulsion
62. [Multiple choice question] According to the "Regulations on the Administration of Work Safety in Construction Projects", before the construction of a construction project, the technician in charge of project management of the construction unit shall give a detailed description of the technical requirements for safe construction to (), and sign and confirm by both parties. （ D ）
A. Project leader
B. Full-time safety officer
C. Constructor
D. Operators
63. [Multiple choice question] According to the "Regulations on the Administration of Work Safety in Construction Projects", the construction administrative department of the people's government at or above the county level shall, in accordance with the requirements of the people's government at the same level, formulate () within the administrative area. （ C ）
A. Examples of construction plans for major construction projects
B. Construction and production safety management system for construction projects
C. Emergency rescue plan for extraordinarily large production safety accidents in construction projects
D. Inspection measures for production and safety management of construction projects
64. [Multiple choice question] According to the provisions of the scoring standards in the "Evaluation Standards for Safety Production in Construction Enterprises" (JGJ/T77-2010), if the enterprise is not equipped with the current laws, regulations, standards, norms and procedures related to production safety that are compatible with the production and operation content, () points will be deducted. （ C ）
A、5
B、10
C、15
D、20
65. [Multiple choice question] According to the provisions of the "Administrative Punishment Law", the entrusted organization shall bear legal responsibility for the conduct of carrying out administrative punishment in the name of the entrusted administrative organ. （ A ）
A. Entrust administrative organs
B. Entrusted administrative organs
C. Punished units
D. Punished individuals
66. [Multiple choice question] is a general term for the rules of conduct that embody the will of the ruling class, and are formulated or approved by the state and guaranteed to be implemented. （ B ）
A. State apparatus
B. State coercive power
C. Citizens
D. Public opinion
67. [Multiple choice question] Both sides of the material hoist cage (hanging basket) should be provided with () high safety baffles or retaining nets. （ C ）
A、80cm
B、90cm
C、100cm
D、110cm
68. [Multiple choice question] Workshops, shops, and warehouses for production, operation, storage, and use () shall not be in the same building as the staff dormitory, and shall keep a safe distance from the staff dormitory. （ C ）
A. Production items
B. Office supplies
C. Dangerous goods
D. Transportation items
69. [Multiple choice question] The occupational disease hazard project implements the () system. If an employer has a hazardous item of occupational diseases listed in the catalogue of occupational diseases published in accordance with the law, it shall promptly and truthfully report to the administrative department of health and accept supervision. （ A ）
A. Declaration
B. Approval
C. License
D. Filing
70. [Multiple choice question] Make wide and deep drainage ditches on both sides of the road. （ B ）
A、100~50mm
B、300~200mm
C、150~100mm
D、200~150mm
71. [Multiple choice question] The connecting wires in the distribution box and switch box must be insulated with copper core. The color of the outer insulation of the conductor must be configured according to the regulations, and the color of the PE wire is (). （ D ）
A. Yellow
B. Light blue
C. Red
D. Green/yellow two-color
72. [Multiple choice question] The steel structure installation and construction should be set up with a horizontal channel on the construction layer, and () should be set on both sides of the horizontal channel. （ C ）
A. Safety rope
B, steel beam
C. Protective railing
D. The above three
73. [Multiple choice questions] The stress state of fastener-type steel pipe scaffold has the following characteristics: () ( ABCD )
A. The variability of the load is large
B. There are large initial defects in the scaffold and its structural parts
C. There is a big difference in the rigidity of the joints
D. There is a big difference in the constraints of the wall pieces on the scaffolding
E. The load is basically unchanged
74. [Multiple choice questions] In the process of foundation pit monitoring, when there is a situation of (), the monitoring frequency should be increased. （ ABCE ）
A. The monitoring data reaches the alarm value
B. A large amount of water in the foundation pit and its surroundings
C. Cracking of the supporting structure
D. Existence of undesirable geology
E. At the bottom of the foundation pit and on the side wall, there are pipe surges, leakage or quicksand
75. [True or False] According to the provisions of the "Technical Code for Fire Safety at the Construction Site of Construction Projects", when the existing building is expanded or reconstructed, the construction area and the residential area must be clearly divided. （ × ）
76. [True or False] The Law on the Prevention and Control of Environmental Noise Pollution stipulates that construction noise shall not be discharged into the surrounding living environment within the urban area of the city, and construction noise shall be discharged into the surrounding environment outside the urban area, and shall comply with the environmental noise emission standards for the construction site boundary stipulated by the state (×)
77. [True or False] The lobby on the first floor is equipped with a full-hall disc buckle formwork, and the cantilever height at the top of the pole is 800mm. When the concrete was poured, the formwork collapsed, injuring the workers who were reinforcing the bottom of the frame. Please determine whether the following analysis of the cause of the accident is true or false.
(1) The height of the cantilever at the top of the formwork upright rod is too high. （）（ √ ）
78. [True or False] The person in charge of the project shall organize the person in charge of the erection of the temporary house, the person in charge of construction, and the project safety officer for acceptance. （ × ）
79. [True or False] The installation of the wall parts of the operation scaffold must be carried out synchronously with the erection of the operation scaffolding, and it is strictly forbidden to lag the installation. （ √ ）
80. [True or False] The hook is manufactured. The safety production mock test is a one-point pass. The method can be divided into forging hook and sheet hook, forging hook can be divided into single hook and double hook, single hook is generally used for larger weight, double hook is mostly used for small lifting weight. （）（ × ）
81. [True or False] The disassembly and assembly personnel of the tower crane should be familiar with the disassembly process, abide by the operating procedures, and strive to deal with the problem by themselves when abnormal situations or difficult problems are found. （ × ）
82. [True or False] The security technology archival document should be the original. If the original cannot be used for various reasons, the copy shall be stamped with the seal of the original depository unit, and shall have the signature and time of the person in charge. （ √ ）
83. [True or False] The combustion performance level of building components in dormitories, office rooms, substation and distribution rooms, combustible material warehouses, and flammable and explosive dangerous goods warehouses shall be B1, and it is strictly forbidden to use foam sandwich color steel plates. （ × ）
84. [True or False] Where the management personnel of a construction enterprise command or force employees to work at risk in violation of regulations, resulting in major casualties or other serious consequences, criminal responsibility shall be investigated in accordance with law. （ √ ）
85. [True or False] Where a construction project is subject to general contracting, the leading group for safety production of the project shall be composed of the project manager, the technical person in charge and the full-time safety production management personnel of the general contracting enterprise and the professional contracting enterprise, the construction team leader of the labor service enterprise and the full-time safety production management personnel. （ × ）
86. [True or False] When it is necessary to change the construction organization design, the construction can be carried out first and then reported to the competent department of the company for approval. （ × ）
87. [True or False] During the erection of cantilever scaffolding, it should be ensured that the erection personnel have a safe working position, the safety facilities and measures should be complete, and the corresponding ground position should be set up with temporary enclosure and warning signs, and there should be a special person to supervise it. （ √ ）
88. [True or False] The full-time safety production management personnel of the construction unit shall be fully responsible for the safety production work of the unit in accordance with the law. （）（ × ）
89. [True or False] Quality inspection should be carried out before the use of old fasteners, and fasteners with cracks, deformation or slippery wires should be used as little as possible (×)
90. [True or False] The main project and exterior decoration project of a building project have been basically completed, when 4 workers took the construction elevator cage to disassemble the SSl00 wire rope lift frame body on the 9th floor of the building, the elevator cage fell to the ground from a height of 33m, causing 4 deaths. After on-site investigation, the construction site removed the wall rod at the top of the frame body (9-15 floors of the main body of the building), so that the free height of the frame body exceeded 16m, and in accordance with the provisions of the construction elevator instruction manual, the elevator used to set up the wall pole was set up, and the free height of the frame body shall not exceed 8m. The wire rope anti-disconnection device on the pulley at the top of the frame body was dismantled in violation of regulations, and the anti-fall safety device 'safety production mock test one-point pass' failed. Please determine whether the following accident cause analysis is correct or false.
(1) The wall rod attached to the top of the frame (9~15 floors of the main body of the building) was removed in violation of regulations, so that the free height of the frame exceeded 16m, resulting in the swing of the frame. （）（ √ ）
91. [True or False] According to the "Provisions on the Safety Production Assessment of the Main Persons in Charge, Project Leaders, and Full-time Safety Production Management Personnel of Construction Enterprises", full-time safety production management personnel refer to the personnel engaged in safety production management full-time in the enterprise, including the personnel of the enterprise safety production management organization and the personnel engaged in the safety production management of the project full-time. （）（ √ ）
92. [True or False] According to the "Provisions on the Safety Production Assessment of the Main Persons in Charge of Construction Enterprises, Project Leaders, and Full-time Safety Production Management Personnel", the main person in charge of an enterprise refers to the leaders who have decision-making power over the production and operation activities and safety production work of the enterprise. （）（ √ ）
93. [True or False] The use of special equipment shall have the specified safety distance and safety protection measures. （ √ ）
94. [True or False] According to the "Implementation Rules for the Safety Management of Sub-projects with Greater Risks in Housing Construction and Municipal Infrastructure Projects in Beijing", the full-time safety production management personnel of the project shall participate in the acceptance of the dangerous projects. （ √ ）
95. [True or False] When the span of cast-in-place reinforced concrete beams and slabs is greater than 4m, the formwork should be arched. （ √ ）
96. [True or False] When the power system is operating normally, the phases are conductive (×)
97. [True or False] During the use of scaffolding, it is strictly forbidden to arbitrarily dismantle the connecting wall pieces. （）（ √ ）
98. [True or False] The design unit shall provide the construction enterprise with the underground pipeline information related to the construction site, and the construction enterprise shall take measures to protect it. （ × ）
99. [True or False] The design of the power distribution system includes the design of power distribution lines, the design of power distribution devices, the design of grounding devices, etc. （ √ ）
100. [True or False] The installation of the wall pieces of the portal scaffold must be carried out synchronously with the erection of the scaffold, and it is strictly forbidden to lag the installation. （）（ √ ）
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