[Yuyue Education] Nantong University Intelligent Construction Risk Sources and Safety Control Reference Materials

Education
-Intelligent Construction Risk Sources and Safety Control-Chapter Materials Examination Materials-Nantong University【】
Introduction
1, 【Single-choice questions】The reasons why civil engineering monitoring, detection, evaluation, reinforcement and other technical means have become skills that civil engineers must master do not include ( ).
A. Investment in infrastructure continues to increase
B. The surrounding environment of the engineering structure is complex and changeable
C. There are unexpected situations in the construction process
D. Post-maintenance and improper maintenance cause serious
losses
Factors of engineering accidents do not include ( ).
A. Complex environmental conditions
B. Natural disasters
C. The early warning mechanism needs to be improved
D. No new technology or new technology
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3. [Single-choice question] The risk source refers to ( ).
A. Factors that may lead to the occurrence of risk events
B. The possibility of accidents and their combination of losses C. Adverse events such as
casualties and economic losses D. Adverse events such as delays in
construction schedules and environmental impacts Question] Which of the following does not belong to the scope of "dangerous large projects" ( ). A. Foundation pit engineering B. Construction of cast-in-place concrete structures C. Installation of prefabricated concrete components for prefabricated buildings D. Scaffolding engineering Reference materials [ ] 5. [Single-choice question] The principles that should be followed in safety assessment include ( ). A. Authoritative and scientific B. Fairness and pertinence C. Comprehensiveness and applicability











D. All of the above are
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6. [Single-choice question] The basis of the safety assessment does not include ( ).
A. National and industry standards and specifications
B. Bidding documents
C. Geological survey report
D. Construction plan
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7. [Single-choice question] The supervisory body of safety production is ( ).
A. The construction unit
B. The construction unit
C. The government
D. The supervision unit
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8. [Single-choice question] The safety responsibilities that the survey unit should undertake include ( ).
A. Conduct surveys in accordance with laws, regulations and mandatory standards for engineering construction
B. Strictly implement operating procedures for survey operations
C. Improve safety production management institutions
D. All of the above are
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9. [Single-choice question] The following is about the construction unit The wrong expression of safety production responsibility is ( ).
A. Undertake supervision responsibility for safety production of construction projects
B. Possess corresponding safety production qualifications
C. Establish basic safeguard measures for safety production D. Comply with
labor safety management
regulations
The wrong expression of the division of safety production responsibilities of subcontractors is ( ).
A. The general contractor is responsible for the safety of the construction site
B. The general contractor and the subcontractors are jointly and severally responsible for the safety of the subcontracted project
C. The general contractor is not jointly and severally liable for the safety of the subcontracted project
D. If the subcontractor does not obey the management of the general contractor and causes a production safety accident, the subcontractor shall bear the main responsibility. Reference materials
[ ]
Operation 2.1
02 Risk sources and safety control of prefabricated building structures
1. [Single-choice question] The country vigorously Reasons for developing green buildings do not include ( ).
A. Labor shortage
B. High labor cost
C. Traditional construction takes a long time
D. Traditional construction consumes a lot of resources
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2. [Single-choice question] The advantages of prefabricated structures are ( ).
A. Short construction period, high labor productivity
B. Convenient construction, less on-site wet work
C. Guaranteed quality of components and parts
D. All of the above are
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3. [Single-choice question] The following description of "strong connection" The error is ( ).
A. Elastic-plastic deformation usually occurs at the joint
B. The flexural bearing capacity of the joint joint is relatively strong
C. Generally, elastic-plastic deformation occurs on the structural members
D. The seismic bearing capacity is equivalent to that of the cast-in-place concrete frame structure.
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4. [Single-choice question] The most widely used prefabricated integral structural system in China currently does not include ( ).
A. Assembling the integral concrete shear wall structure
B. Assembling the integral masonry structure C.
Assembling the integral concrete frame-shear wall structure D. Assembling
the integral concrete frame structure The sleeve grouting connection technology is mainly used in ( ).


A. Vertical components such as columns and shear walls
B. Foundation
C. Rib beam floor
D. Stairs
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6. [Single-choice question] The quality control of prefabricated components is more strict and effective than that of cast-in-place concrete components. The reason does not include ( ).
A. High requirements for component size, various reserved holes, and pre-embedded connector positioning dimension accuracy
B. Related production technologies have been widely used
C. High requirements for component production integration
D. Requirements for the appearance quality of various components High
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7. [Single-choice question] The node connection methods of "strong connection" include ( ).
A. Connection between cast-in-place/precast concrete columns and laminated concrete beams and slabs
B. Connection between prefabricated continuous beams passing through cast-in-place or precast columns
C. Connection between prestressed prefabricated U-shaped thin-walled beams and precast columns
D. All of the above are
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8. [Single-choice question] The technical description of the Scope system is correct ( ).
A. It belongs to the joint form combined with cast-in-place prefabrication
B. It was introduced from the United Kingdom
. C. Its application in China is in its infancy. D. The
seismic capacity of the system is relatively weak . The correct description of construction features is ( ). A. The workload of formwork engineering, concrete engineering, and steel reinforcement engineering is equivalent to that of cast-in-place structures. B. The transportation, hoisting, positioning, and temporary support of prefabricated components are key links in the construction process. C. Construction personnel do not need professional vocational training . D. Can refer to the construction organization plan of cast-in-place structure






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10. [Single-choice question] The main risk sources in the on-site safety construction management of prefabricated concrete structures include ( ). ①Irregular transportation and stacking of components ②Unscientific hoisting sequence and process of components ③Irrational setting of temporary supports for on-site component installation ④Difficulty in waterproofing prefabricated exterior wall panels ⑤Difficulties in assembly and positioning of components and grouting
at
joints
C. ①②③④⑤
D. ①④⑤Reference
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Operation 3.1
03 Risk sources and safety control of prestressed concrete continuous box girder bridge
1. [Single-choice question] The main disease of long-span continuous box girder bridge is ( ).
A. Beam cracking
B. Support displacement
C. Honeycomb
D. Pockmarked surface
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2. [Single-choice question] The relationship between concrete cracking and mid-span deflection of a continuous box girder bridge is ( ).
A. Mutual influence
B. No mutual influence
C. Cracking leads to downward deflection
D. Downward deflection leads to cracking
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3. [Single-choice question] Diagonal cracks concentrated in the box girder ( ).
A. Top plate
B. Web plate C.
Flange plate
D. Bottom plate
.
.
A, 0.05
B, 0.1
C, 0.2
D, 0.3
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5. [Single-choice question] Reasons for vertical web cracks due to unreasonable design include ( ).
A. Insufficient estimate of prestress loss
B. Insufficient design section size
C. Too small temperature difference
D. All of the above are
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6. [Single-choice question] Web oblique cracks are more harmful. When some penetrating cracks When present, will result in a bridge ( ).
A. Fatigue damage
B. Cannot be used normally
C. Decreased structural rigidity and strength
D. None of the above
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7. [Single-choice question] The main reason for the longitudinal cracks in the bottom plate of the box girder is ( ).
A. There are many prestressed steel tendons on the bottom plate
B. The concentrated force generated by the radial force of the steel tendon curve and the turning angle of the steel tendons C.
Shear lag
D. Box girder distortion
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8. [Single-choice question] Prevention and treatment of the roof Construction measures for longitudinal cracks do not include ( ).
A. Use steel formwork
B. Pour concrete in layers
C. Limit the overload of bridge vehicles
D. Vibrate reinforced
concrete
.
A. Using wooden formwork
B. Concrete shrinkage and creep
C. Concrete cracking
D. Prestress loss
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10. [Single-choice question] Relevant measures to control long-term deflection of continuous box girder bridges include ( ).
A. Increase mid-span floor bundles
B. Control prestressed tension quality
C. Strengthen construction monitoring
D. All of the above are
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