Does anyone have the questions and answers for the Second Level Construction Engineer Water Conservancy and Hydropower Examination over the years? Please send it to me, thank you QQ: 309282145

Example: 1. As the foundation of the lock chamber, the part used to transfer the weight and load of the upper structure of the lock chamber to the foundation is (C). A． gate b. Gate pier C. Bottom plate D. Breast wall

2. Water gates can be divided into (AE) according to the structural form of the gate chamber. A． Open sluice B. Flood gate C. Breast wall type sluice D. Inlet gate E. Culvert type sluice

3. In the face rockfill dam, the part that plays an anti-seepage role is (A). A． Panel; B. Transition zone C. Main rockfill area; D downstream rockfill area

4. Concrete dams in hydraulic structures are classified according to structure and can be divided into (ABC). A. Gravity dam B. Arch dam C. Buttress dam D. Gravity arch dam E. Earth-rock dam Example: The following are the water inlet and outlet structures of the pumping station (ABCD). A． Sand-burdened buildings B. Forepool

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C. Sand blasting buildings D. Exit the pool E. Pressure water tank Example: Water pumps are divided into (ACE) according to the installation form of the pump shaft. A． Vertical pump; B. Centrifugal pump c. Horizontal pump; D. Mixed flow pump; E. Inclined pump Example: 1. The following cementitious materials include (ACD), etc. A． Water glass; B. Timber; C. cement d. Lime; E. Natural stone

2. The main factors affecting the strength of concrete are (ABDE). A． Construction method; B. Cement strength; C. Pouring strength D curing conditions; E. Water-cement ratio

3. There are three sources of aggregates for large and medium-sized water conservancy projects: (A). A． Natural aggregate, artificial aggregate, combined aggregate B. Artificial aggregate, coarse aggregate, fine aggregate C. Combined aggregate, coarse aggregate, fine aggregate

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D. Coarse aggregate, natural aggregate, artificial aggregate

4. Artificial aggregate processing is mainly (B). A． Screening and cleaning; B. Crushing and screening C. Crushing and cleaning; D. Mining, crushing

5. What strength is used to classify the strength grade of concrete? (B) A. The compressive strength of cube specimens of concrete B. The standard value of cube compressive strength of concrete C. The compressive strength of concrete Prismatic compressive strength D. Flexural strength value of concrete

6. The sand and stone used in preparing concrete should be used as much as possible (C). A. The total surface area is larger and the total void ratio is smaller. B. The total surface area is larger and the total void ratio is larger. C. The total surface area is smaller and the total void ratio is smaller. D. The total surface area is smaller and the total void ratio is larger

7. In order to prepare high-strength concrete, which of the following admixtures is suitable: B) (A. Early strength agent B. Water reducing agent C. Retarder D. Accelerating agent Example: Reflect the basic plastic properties of steel bars The indicators are (BD). A. Yield strength

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C. Cold bending performance

< p>Example: 1. The carbon content of low carbon steel is: A) (. A. Less than 0.25% B. 0.25%-0.6% C. 0.6%-1.0% D. 0.6%-2%

2. The alloy element with the highest content in stainless steel is (B) A. Zinc; B. Chromium; C. Nickel; D. Copper

3. Which of the following properties of steel will not change after cold working? (A. Yield limit B. Strength limit C. Fatigue limit D. Elongation

C

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4. The commonly used steel materials in construction are (B). (A) High-quality carbon structural steel and low-alloy structural steel; (B) Ordinary carbon structural steel and low-alloy structural steel; (C) High-quality carbon structural steel. Carbon structural steel and medium alloy structural steel; (D) Ordinary carbon structural steel and medium alloy structural steel

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5. Geosynthetic materials are divided into (ABCD). A. Geotextile; B. Geomembrane; C. Geocomposite material; D. Special geotechnical material; AB ).

A. Bottom protection; D. Anti-scour pile; B. Head wrapping; E. Dike protection surface C. Anti-scour plate

2 The basic methods of interception include (ABE) A. Throwing blocks to intercept flow; B blasting and interception; C vertical plugging; D flat plugging; E lower gate interception, 1. Drilling and blasting with a hole diameter less than 75mm and a depth less than 5m is called shallow hole blasting. (Test points in 2009) Example: When drilling and blasting, the critical hole depth to measure shallow holes and deep holes is (A. 3 C. 5 B. 4 D. 6 C) m.

Cavem blasting refers to a method of blasting with explosives in specially designed and excavated caverns or tunnels. Example: 1. The soil belonging to Grade III is (B). A． Sand; B. Clay with a small amount of gravel C. Loam soil; D. Pebble-containing clay 2. The construction machinery that can carry out excavation and slag collection, pushing, leveling and excavation is (D). A． Bulldozer; B. Forward excavator C. Dragline excavator; D. Loader 3. The construction machinery that is suitable for excavation of sticky soil and integrates the three processes of excavation, transportation and paving is (A). A． Scraper; B. Forward excavator C. Dragline excavator; D. Loader

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4. The blasting method that can adapt to various terrain conditions and facilitate control of the shape and specifications of the excavation surface is (A). A． Shallow hole blasting method; B. Deep hole blasting C. Cave blasting method; D. Smooth blasting method 5 The excavation methods of earth excavation include (ABDE). A． Excavation from top to bottom; B. Combined excavation from top to bottom; C. Excavation from bottom up D. Excavation in stages and sections; E. Excavate the river channel first and then the bank slope. Example: Method (D) is generally used to determine the rockfill dry density of concrete face rockfill dams.

A． Ring knife C. Sand filling Example: 1. The inspection and control of (C) in the soil yard is the most important. A． Size of soil clod b. Impurity content C. Moisture content D. Soil quality 2. The ratio between the actual total mineable amount of filter material in the earth and rock material field and the filling amount of the dam body is generally inappropriate (C). A． Greater than 3;B. Greater than 5 C. Less than 3;D. Less than 5 3. The soil filling and compaction parameters mainly include (ABDE). A． The weight of the rolling machine B. Moisture content c. Dry density D. Soil thickness E. Number of rolling passes 4. The construction procedures for rolling compacted earth and rockfill dam face operations include (BCDE), quality inspection and other processes. A． Overlay removal B. Paving material C. Leveling D. Sprinkle water e. Compaction example: 1. In the filling process of rockfill body of face rockfill dam, the main advantages of the retreat method are (D). A． Fast construction speed B. Small workload spread out C. No material separation phenomenon D. Tire wear is light 2. The quality index of rockfill compaction in face rockfill dam is represented by (B). A． Density b. Porosity b. drying d. Irrigation

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C. Moisture content. Dry density 3. The material divisions of the rockfill dam body are basically finalized, mainly including (ABCD). A． Cushion area B. Transition zone C. Main rock pile area D. Downstream rockfill area E. Ground floor area 4. Items that need to be inspected for construction quality control of cushion materials for face rockfill dams include (ACDE). A． Points; B. Transitional c. Density; D permeability; E. Internal penetration stability 5. The concrete face plate in the face rockfill dam should be (AE). A． Meet durability requirements B. Meet impermeability requirements C. Has sufficient flexibility D. Has a certain degree of flexibility E. Sufficient strength

Example: 1. Concrete warehouse paving material is multi-purpose (B). A． Incline pouring method; B. Flat pouring method C． Thin layer pouring; D. Step pouring

2. The main reason for cracks in large-volume concrete structures is due to insufficient concrete (C). A． Shear strength; B. Compressive strength C. Tensile strength; D. Bending stiffness

3. Measures to reduce the temperature of the concrete warehouse do not include (B). A． Reasonably arrange the pouring time; B. Use thin layer pouring C. Pre-cool the aggregate; D. Mix with ice or ice water

4. The following are temperature cracks in mass concrete (ABC). A． Surface cracks; B. Penetrating cracks C. Deep cracks; D. Cold seam; E. Permanent seams

5. The construction process of concrete pouring includes (BCDE).

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A. Transportation before pouring; B. Preparation before pouring C. People spread materials in the warehouse during pouring; D. Position closing and vibrating; E. Curing of concrete

6. The allowable interval time for concrete paving is mainly limited by the concrete (BC). A． Final setting time; B. Initial setting time; C. Temperature control requirements D. Transportation capacity; E. Pouring ability

Example: 1. When extinguishing fires on overhead lines and other aerial equipment, the elevation angle between the human body and the live body should not exceed (B) degrees. A． 30;B. 45;C. 60;D. 75 2. Low-voltage lighting with a voltage lower than (C)V should be used in cable trenches, tunnels, mezzanines and other places with small spaces. A． 12;B. 24;C. 36;D. 48 3. Barrels and canned flammable liquids with a flash point below (B)℃ shall not be stored in the open air. The storage area should have protective fences and good ventilation.

A 40; B45; C60; D70; 4. Among the following fire extinguishing agents, the one that can be used when rotating electrical machines such as generators and electric motors catch fire is (A). A． Carbon dioxide; B. Dry powder C. Sand; D. soil 1. When working at a height below (A) m, a sturdy ladder or high stool can be used. A． 2;B. 3;C. 4;D. 5 2. In case of strong winds above level (D), it is prohibited to engage in high-altitude operations without particularly reliable safety measures. A． 3;B. 4;C. 5;D. 6 3. The following are special operations at heights (ABCE). A． Working at high altitudes with strong winds; B. Working in high places with different temperatures C. Working at heights in snowy weather; D. Working at high altitudes in foggy weather; E. Working at heights at night 4. The safety factor of the wire ropes used for manned lifts and hanging baskets is (D). A． 11;B. 12;C. 13;D. 14 5. When transporting blasting equipment by water, the regulations that must be followed are (ACDE).

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A. Sailing must be suspended in foggy weather B. The berthing location shall not be less than 300m (should be 250m) from the buildings on the shore C. There are warning signs on the bow and stern of the ship, and red lights are used at night D. There must be sufficient fire-fighting equipment E. It is prohibited to transport by raft. 6. In order to prevent the fuses from crossing each other and causing fire, when the holes are closely spaced, the exposed part of the fuse shall not exceed A) (m. A.1; B.2; C. 3; D. 4 7. When working at height, the safety rope should not be too long, generally it should not exceed (A) 4; C. 6. /p>

Example: 1. The temperature standard for concrete construction in low temperature season is (A) A. The daily average temperature is stable below 5°C for 5 consecutive days or the minimum temperature is stable below -3°C for 5 consecutive days. B. Daily average The temperature is stable below 5°C for 3 consecutive days or the minimum temperature is stable below 3°C for 5 consecutive days. c. The daily average temperature is stable below 5°C for 5 consecutive days or the minimum temperature is stable below -5°C for 5 consecutive days. D. Daily average temperature The minimum temperature is stable below 5°C for 3 consecutive days or the minimum temperature is stable below -5°C for 5 consecutive days

2. The following construction electricity consumption does not belong to the first category load: A. Wells and tunnels. Lighting inside B. Drainage in the foundation pit c. Flood discharge facilities D. Concrete mixing system

3. Which of the following statements about the horizontal bar diagram of the construction schedule is incorrect? (B) A. The horizontal bar chart can show. The division of each work, the start time and completion time of the work, and the overlapping relationship between the work. B. The horizontal bar chart can reflect the actual project progress speed and the completion of the project quantity. c. The horizontal bar chart cannot clearly reflect the various tasks. The intricate interrelationships between them are not conducive to the dynamic control of construction project progress. D. The horizontal bar chart cannot clearly reflect the key work and key lines that affect the construction period, making it difficult for progress control personnel to grasp the main contradiction

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4. The following contents belong to the construction organization design documents in the preliminary design stage of water conservancy and hydropower projects (ACE) A. Construction diversion plan B. Comprehensive progress plan of main unit projects c. Construction method of main project D. .Construction safety protection measures E. Planning and selection of material yards

5. The following production methods and calculation standards for construction wastewater discharge outlets are not allowed" (National Economic and Trade Commission Announcement No. 78, 2002), small The amortization fee of temporary facilities belongs to (B) A. Direct costs B. Other direct costs c. Indirect costs D. On-site expenses

2. According to the "Methods and Calculation Standards for Preparation of Hydropower Engineering Design Estimates" (National Economic and Trade Commission Announcement No. 78 of 2002), construction management fees belong to (C) A. Basic direct costs B. Other direct costs c. Indirect costs

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D. .On-site expenses

3 According to the "Methods and Calculation Standards for Preparing Design Estimates for Hydropower Projects" (Announcement No. 78 of the National Economic and Trade Commission in 2002), the cost of hydropower project construction projects includes (BCDE).

A. River project costs B. Construction land acquisition and resettlement costs C. Independent costs D. Basic reserve fees and price difference reserves E. Loan interest during the construction period

Example: Construction bidding for water conservancy project construction projects should have The conditions are (ABC) A B C D E The preliminary design has been approved and the bidding design has been completed. The supervision unit has determined that the construction application procedures have been completed. The "four connections and one leveling" of the construction site have been completed

Example: 1. According to the "Regulations on the Bidding Management of Water Conservancy Project Construction Projects" (Ministry of Water Resources Order No. 14), the bidder shall return the bid deposit within (B) at most after signing the contract with the winning bidder. A. 5 days B. 5 working days C. 7 days D. 7 working days

2. According to the "Regulations on the Tendering and Bidding Management of Water Conservancy Engineering Construction Projects" (Order No. 14 of the Ministry of Water Resources), the work report of the bid evaluation committee must be approved and signed by at least (B) members of the bid evaluation committee before it can be adopted and then reported to the bidder.

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A. 1/2 or more B. 2/3 or more C. 3/4 or more D. All

3. According to the requirements of the "Regulations on Survey, Design and Bidding for Engineering Construction Projects" (Order No. 2 of the Eight Ministries and Commissions of the State), the tenderer shall return the bidding documents of the unsuccessful bidders one by one within no more than (D) after the successful bid results are notified to all unsuccessful bidders. A. 5 days B. 5 working days C. 7 days D. 7 working days Example 1. Regarding the subcontracting of water conservancy and hydropower project construction, the correct statement among the following is (A). A. The construction of the main structure of the construction project must be completed by the general contractor itself. B. The subcontracting unit can subcontract its contracted project to a unit with corresponding qualifications. c. Except for designated subcontracting, the amount of subcontracted work generally does not exceed 40% of the total contract amount D. The general construction contractor may subcontract any part of the contracted project to a subcontracting unit

2. During the contract implementation process, the project legal person may recommend to the contractor Subcontractor, condition is (B). A. Due to the contractor's fault, the construction quality of a certain branch of the project did not meet the contract requirements. B. The construction period was delayed due to the contractor's fault, and the contractor was unable to complete the contract tasks within the time limit specified in the contract. c. Due to major design changes, the construction plan changed significantly. , the contractor requested to increase investment D. Due to the incompetence of the project manager replaced by the construction general contractor

3. Which of the following does not fall within the subcontracting management responsibilities of the project legal person (C). A. Review the subcontracting content B. Review the qualifications of the subcontracting unit c. Designate the subcontractor D. Supervise and inspect the implementation of the subcontracting contract to prevent re-subcontracting

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4. During the contract implementation process, the conditions under which the project legal person can recommend subcontractors to the contractor are (BDE). A. Due to the contractor's fault, the construction quality of a certain branch of the project did not meet the contract requirements. B. The construction period was delayed due to the contractor's fault, and the contractor was unable to complete the contract tasks within the time limit specified in the contract. c. Due to major design changes, the construction plan changed significantly. , the contractor requires increased investment D. Due to major design changes, major changes in the construction plan have resulted in the contractor not having the corresponding construction capabilities E. The project has special technical requirements, special processes or involves patent protection

Examples : 1. Unless otherwise agreed in the contract, the order of interpretation shall take precedence over the bid and quotation (D). A． Special contract terms B. Priced bill of quantities C. Technical terms D. Notification of winning bid

2. In the "Contract Conditions for the Construction of Water Conservancy and Hydropower Civil Engineering Projects", (C) should be quoted in full and must not be deleted. The clause number and content should be modified and supplemented according to the actual situation of the project ().

A. Special contract terms General contract terms B. Special contract terms Special contract terms c. General contract terms Special contract terms D. General contract terms General contract terms 3. According to the "Model Text of Construction Contracts and Bidding Documents for Water Conservancy and Hydropower Projects" (GF-2000-0208), the contract contains the following contents: ① Notification of winning the bid ② Special contract terms ③ General contract terms ④ Technical terms ⑤ Drawings ⑥ Priced project quantities If List ⑦ Agreement is inconsistent, the correct order of interpretation is (C). A． ⑦①②③⑥④⑤ B. ⑦①③②⑥④⑤ C. ⑦①②③④⑤⑥ D. ⑦①③②④⑤⑥

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Example 1. The construction unit is responsible for the construction quality of the contracted project and is responsible for the construction quality before acceptance by the supervision unit (D). A. Partial liability B. Indirect liability c. Direct liability D. Comprehensive liability

2. The supervision of project quality by the Hydropower Construction Project Quality Supervision Station belongs to (C). A. Prosecution nature B. Supervision nature c. Supervision nature D. Government nature

3 The construction unit shall not independently win the bid for the construction of the main project of a large hydropower station if the project occurs within the past year (B). A. Major quality accident B. Extraordinary quality accident c. Major quality accident D. General quality accident

4. The safe and civilized construction performance review must include (ACD). A. Safety construction records in the past three years B. Safety production training system c. Qualifications of construction technicians and special types of workers D. Safety agencies and full-time safety management personnel E. Quality assurance system

Example: The quality defect record form for water conservancy projects should be filled in by the (B A. Quality Supervision Unit) organization.

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B. Supervision unit C. Project legal person D. Example of construction unit: According to the "Regulations on Construction Quality Inspection and Assessment of Water Conservancy and Hydropower Projects", there should be at least (B) people. A． 3B． 5C. 7D． 9 cases 1. According to the "Construction Quality Assessment Regulations for Water Conservancy and Hydropower Projects (Trial)" (SL 176--1996), the quality grades of water conservancy and hydropower projects are divided into (B) A. "Qualified" and "Excellent" B. "Qualified" and "Excellent" "Two levels c. "Qualified", "Good", "Excellent" three levels D. Only "Qualified" level one (SLl76-2007), the number of persons in the appearance quality assessment team of a medium-sized sluice project

2 points When the quality of the whole project is excellent, the unit project has (A) or more reaching excellent, and the main unit project (A. 50%, 100% B. 60%, 100% c. 50%, 80% D. 80%, 100%

)Excellent.

3. Sub-projects should be divided according to (A). A. Function B. Construction layout c. Design layout D. Project nature

4. When the quality of the unit project is qualified, the appearance quality score rate reaches (C) or above; when the quality of the unit project is excellent, the appearance quality The score rate reaches ( ) or above.

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A. 50%, 70% B. 50%, 80% C.70%, 85% D. 80%, 100%