The answer to the subject of Municipal Administration of the second construction company in 2022 has been provided. Please keep it

Second construction 《 municipal 》 I have finished the exam , Today, Xiaobian has sorted out 2022 Second year construction 《 municipal 》 The answer to the subject is as follows ：

One 、 Multiple choice questions
1. About domestic waste landfill HDPE Membrane construction , The wrong is （）.

A. After unfolding, drag to ensure full overlap

B. It is forbidden to lay in winter

C. Vehicles must not be in HDPE Rolling on membrane

D. Temporary paving shall be carried out in windy weather , Stop laying

【 Refer to the answer 】A

【 Reference analysis 】A Wrong option , Laying shall be carried out in place at one time , It is not suitable to drag after expanding .

2. Before the construction of municipal works , The objects that the construction technical personnel in charge must carry out detailed safety disclosure are （）.

A. Construction worker

B. Quality controller

C. Operators

D. Security Officer

【 Refer to the answer 】C

【 Reference analysis 】 The construction management personnel shall be responsible for （ working procedure ） Before construction, the operators shall be provided with written technical disclosure .

3. According to the classification of urban roads , What does not belong to the urban road is （）.

A. Expressway

B. The main road

C. Secondary road

D. highway

【 Refer to the answer 】D

【 Reference analysis 】 According to the position of the road in the road network 、 Traffic functions and service functions along the line , Divided into expressways 、 The main road 、 Secondary trunk road and branch road .

Multiple choice questions

21. The main reasons for unqualified compactness of soil subgrade are （）.

A. The roller is too heavy

B. The loose paving thickness of the fill is too large

C. The compaction times are too few

D. The previous soft layer has not been treated

E. Layered filling with different soil properties

【 Refer to the answer 】BCD

【 Reference analysis 】 The compactness of subgrade construction cannot meet the requirements of quality standards , Even partial ” Spring soil ” The phenomenon , The main reason is ：

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（1） The compaction times are unreasonable ： （2） The quality of the roller is too small ;（3） The loose paving thickness of the fill is too large ;（4） Uneven rolling ; （5） The moisture content is greater than the optimum moisture content , In particular, it exceeds the optimum water content by two percentage points , cause “ Spring ” The phenomenon .（6） There is no treatment for the surface floating soil or soft layer of the previous layer .（7） There are many kinds of soil in the soil field , Mixed filling of heterogeneous soil occurs ; Especially, the soil with poor water permeability wraps the soil with good water permeability , Forming a water sac , cause “ Spring ” The phenomenon .（8） The filling particles are too large , The gap between particles is too large , Or use non-conforming fillers .

22. The utility of the geotextile in road engineering is （）.

A. Filtration and drainage

B. Subgrade protection

C. Easy to plant grass

D. Reinforcement of abutment back filling

E. Embankment reinforcement

【 Refer to the answer 】ABDE

【 Reference analysis 】 Use of geosynthetics :

（1） Embankment reinforcement

（2） Abutment subgrade filling and reinforcement

（3） Filtration and drainage

（4） Subgrade protection

That's all 2022 Second year construction 《 municipal 》 Part of the answer question , Full version 《 municipal 》 Answer to the subject , You can see the picture above .......