1. Safety production regulations are an important part of the national (B) system.

A. Economic construction B. Law C. Production

2. The laws and regulations on safety in production refer to the sum of various measures taken by the state to improve working conditions, realize safety in production and protect the safety and health of workers (C).

A.c. In the production process

3. "Strengthening labor protection and improving working conditions" is the principle (b) of protecting workers in the production process formulated by our constitution.

A. Safety B. Safety and health C. Life and welfare

4. (3) is China's safety production policy.

A. ensure production safety, and production must be safe.

B. Safety first, quality first.

5. Falling from a height, electric shock, object strike, mechanical injury and (1) five types of casualty accidents are common accidents in the construction industry.

A. Collapse B. Burn C. Food poisoning

6. A labor contract is an agreement between the laborer and the employer to establish a labor relationship and clarify both parties (B).

A. Rights and obligations B. Rights and responsibilities C. Obligations and responsibilities

7. Newcomers must receive "three-level" safety education, that is, company education, (c) and team education.

A. Technical education B. Professional education C. Project education

8. Those who change jobs and re-enter the job after leaving the job must be allowed to work in this position (C).

A. after registration, B. with the consent of the leader, C. pass the safety education again.

9. Personnel entering the construction site must wear safety certificates on their chests, that is, (c).

A. Complete the factory entry procedures B. Be employed by this unit.

C. receive safety education and pass the examination.

10. Workers engaged in special operations must pass (c) and obtain the qualification for special operations.

A. Physical examination B. Re-registration C. Specialized training

1 1. The "three violations" on the construction site refer to: illegal command, illegal operation and (c). More than 70% of accidents are caused by "three violations".

A. violation of operating rules B. violation of relevant regulations C. violation of labor discipline

12. The principle of "four don't let go" in handling accidents is: don't let go until the cause of the accident is found out; The person responsible for the accident has not been seriously dealt with; (1); Preventive measures have not been implemented.

A. the broad masses of workers have no education, and B. production has not resumed.

C. Don't let go until the results are announced.

13. the State Council issued the order 174, and implemented the working system of 8 hours a day and (1) hours a week from 1 May, 1995.

A.40 B.48 C.45

14. the construction law stipulates that operators have the right to criticize, report and sue (c).

A. Violation of operating procedures B. Impacting safety in production

C. Endangering life safety and personal health

15. the state stipulates that female workers are protected in four stages. Namely: menstrual period, pregnancy and puerperium, (b). The "fourth phase" does not arrange heavy physical labor and toxic and harmful operations.

A. postpartum recovery period B. lactation period C. maintenance period

16. underage workers shall not be arranged to engage in particularly heavy physical labor, and overtime is prohibited. Juvenile workers refer to those who have reached the age of (a) and are under the age of 18.

A. 15 years old B. 16 years old C. 17 years old.

17. two points must be paid attention to when wearing a helmet correctly: first, there must be a certain gap between the cap lining and the cap shell, and they should not be close to each other; The second one is (b).

A. the helmet should be put straight. The chin strap must be fastened. C.you can't sit on the helmet.

18. The correct use of the seat belt requires that the safety rope is not allowed to be knotted, the seat belt should be hung in a safe place, and (a) should be adopted.

A. hang high and use low. B. hang low and use high. C. hang it at waist height.

19. When directly engaged in live working, it is necessary to (b) prevent electric shock.

A. supervised B. wear insulated shoes and gloves C. wear insulated gloves

20. Workers engaged in electric welding and gas welding operations must (c).

A. Wear goggles or a mask B. Wear insulated shoes, goggles or a mask.

C wear special welding gloves, insulating shoes and goggles or masks.

2 1. Operators of rotating machinery should wear "three tight" work clothes (tight cuffs, tight hem and tight trousers), and (a) is not allowed. The long hair of a female worker should be coiled in a work hat.

A. Wear gloves and scarves. B. Wear safety helmet. C. Wear goggles.

22. Open flame operation on the construction site must be carried out before operation (a) and approved by the relevant departments at the site.

A. after training, B. under supervision, C. apply for a fire permit.

23. When there is an electrical fire on the construction site, cut off the power supply first, and then (a) put out the fire to prevent electric shock accidents.

A. Use dry powder fire extinguisher B. Use foam extinguisher.

C. use any fire extinguisher.

24. Hand-held electric tools can be divided into three categories, among which (b) tools are made of metal shell, and the power supply part has insulation performance, which is suitable for dry places.

A. Level 1 B. Level 2 C. Level 3

25. The plug of the hand-held electric tool shall not be removed or replaced at will, and the tool comes with a flexible cord (A) for use.

A. no extension. B. replaceable. C. extension.

26. The cable of concrete vibrator shall not be "dragged around" on the steel mesh to prevent cable damage and leakage. The operator shall (c).

A. Wear insulating gloves B. Wear rubber boots

C. Wear rubber shoes (boots) and insulating rubber gloves.

27. The frog rammer handle must be (b), the operator must wear rubber-soled shoes and insulating gloves, and the power must be cut off when handling the rammer.

A. firm B. heat preservation measures C. made of steel pipe

28. Woodworking machinery must be managed by special personnel, and safety protection devices must be complete and reliable. When operating (b).

A.you should concentrate. B. disassembly is not allowed. C. If the wood is not suitable, it can be disassembled temporarily.

29. The use of mechanical equipment, homework finished when the operator left, must be (b).

A. check the mechanical equipment B. cut off the power supply C. pay attention to the rainproof measures.

30. When the concrete mixer is running, (c) and the mixer are running, no maintenance work is allowed.

A. You can put the tools in the blender bucket to scrape the materials. Discharge is not allowed.

C tools are not allowed to extend into the mixing drum to scrape materials.

3 1. The driver of motor dump truck should hold relevant certificates, while driving (). A: It can carry one person.

32. The electric box of electric welding machine should use automatic switch, and () is not allowed. Answer: iron shell switch.

33. Welder primary line length (). A: It should not exceed 5m.

34. When the depth of foundation pit construction exceeds (), two protective railings must be set around to prevent falling accidents. A: 2 million.

35. Pit (groove) ditch side (no piling of soil and materials), no parking of machinery, to prevent the soil wall from collapsing. A: 2 million.

36. Manual digging pile construction personnel should use an air pump to supply air to the hole before the next hole operation, and the next hole operation is allowed on the premise of ().

Answer: Fasten the safety rope for the construction personnel.

37. Manual digging pile underground operations, lighting electricity must use () safe voltage.

A: 12V

38. The requirement for manual digging pile construction personnel is ().

Answer: you can't bring barrels. You must have wire ropes and pulleys, as well as rope breakage protection devices.

39. The construction site temporary electricity use rubber wire, requirements ().

A: Rubber cords are not allowed to mop the floor. When overhead, use a steel cable to pull the wire, not the wire itself, so as to avoid thinning or breaking the wire.

40. No stacking or construction is allowed under high-voltage lines. When working on one side, the horizontal distance must not be less than (). When it cannot be met, protective measures should be taken. A: 5 million.

4 1. Install and use the switch box at the construction site. In order to prevent misoperation accidents, the requirement is ().

A: One brake cannot control two devices, but one leakage protector can control two brakes, and each brake controls one device.

42. sundries are not allowed to be piled up around the switch box, and the distance from the controlled fixed electrical equipment is not greater than (), so as to cut off the power supply in time in case of failure. A: 3

43. When the electrical appliance in the switch box is temporarily disconnected or the fuse is blown, the requirement is ().

Answer: You are not allowed to wire yourself. The electrician will find out the reason before wiring.

44. The use of electrical equipment on the construction site, the installation and use requirements of leakage protector are ().

Answer: Every electrical equipment must be equipped with a leakage protector. When in use, it cannot be opened immediately. You should find an electrician to find out why. It can be used again after troubleshooting.

45. The construction site indoor lighting lines and lamps installation height ().

Answer: When it is less than 2.4m, 36V safe voltage should be used.

46. When using 36V safe voltage, the line cannot be "mopped", and () is needed.

Answer: the line itself should be insulated, and the joints must be tightly insulated and bandaged.

47. When using iodine tungsten lamp requirements ().

Answer: the shell should be protected by zero (grounding). Lamps and lanterns should be installed more than 30 cm away from flammable materials, and the fixed installation height should not be less than 3 meters.

48. The voltage is (), which can be used in dangerous places.

Answer: 6V, 24V, 12V and 6V belong to safe voltage, and they are selected according to different working conditions.

9. The definition of aerial work is that any work at a height above the falling height datum () that is likely to fall is called aerial work. A: 3m.

50. The requirements for tools and materials for aerial work are ().

Answer: Hold the tools used firmly, and put the tools that are not used for the time being into the tool bag. Use rope to remove long materials, and someone should supervise the throwing of short materials.

Second, grab the answer.

1. When working at height (b).

A. The working edge is called edge operation without retaining facilities. B. The working edge below 1.0m is called edge operation with retaining facilities. C. The working edge below 0.8m is called edge operation without retaining facilities or with retaining facilities.

2. Balcony, floor, roof, foundation pit surrounding limb should be set (a).

A. protective railing, closed with outer dense mesh. B. protective railing C. closed with outer dense mesh.

3. There are various loopholes in the construction process. In order to prevent accidents, (b) should be taken.

A. according to the size of the hole, find a board to cover it on site. B. according to the size of the hole, find a board to cover it tightly and fix it. C. According to the design requirements of the construction scheme, it shall be tightly closed.

4. When different levels and heights of the construction site cross at the same time, (c).

A. operators can work on the same vertical plane. B the operator at the next level can work in the same vertical plane as the operator at the next level, but always observe the situation at the next level. C upper and lower operators should not work on the same vertical working face, nor should they work in the range where upper objects may fall. When this is not possible, an isolation protective layer should be set.

5.(c) In order to prevent accidents, cross operations are carried out on the construction site.

A. Lower-level workers can rest under the protective railing platform. B. When the lower-level workers rest under the protective railing platform, they should inform the upper-level workers. C. It is forbidden for the lower-level workers to rest under the protective railing platform.

6. When doing homework on the balcony (c).

A.you can work on the balcony railing. B. When working on the balcony railing, you should wear a seat belt. C it is forbidden to work on the balcony railing, and a working platform should be set up.

7. When the construction personnel are working at heights (c).

A. when there is no passage, you can climb up and down the footrest. B. When going up and down the scaffold, you must fasten your seat belt. C.you must take the special passage. It is forbidden to climb scaffolding up and down.

8. The construction site material hoist (gantry, tic-tac-toe frame) (one).

A. When transporting long materials, they shall not exceed the hanging basket. When standing in the hanging basket, the materials shall be tied firmly. Bulk materials should be boxed or caged. B. When transporting long materials beyond the hanging basket, the facilities that affect the up-and-down transportation can be temporarily removed. C. When transporting bulk materials, pile them evenly in the hanging basket to prevent the center of gravity from shifting.

9. When using or installing a material hoist (c).

A. it is forbidden to carry people up and down under normal circumstances, but it can be done under special circumstances. B. the installer can take the hanging basket up and down. C only materials are allowed to be transported, and it is forbidden to carry people up and down, and no one is allowed to climb up and down the gantry and tic-tac-toe frame.

10. Gantry and tic-tac-toe frame (c) on each floor.

A. the protective door may not be installed. B. protective doors must be installed. C protective doors must be installed and closed by delivery personnel.

1 1. The cable wind rope of gantry and tic-tac-toe frame must use wire rope, and other materials such as steel bars are not allowed. At the same time, (a) is stipulated to prevent accidents.

A. no one is allowed to dismantle the cable wind rope at will. B transport vehicles are in the way, and they will be restored immediately after temporary removal. C with the consent of the team leader, a cable can be temporarily removed.

12. Pay attention to (c) when taking the external elevator.

A. Is the elevator free? You can only take it when you are free. B try to carry as many people as possible after work, and you can carry less at ordinary times. C. you should go up and down in an orderly manner according to the regulations on the number of people restricted by elevators.

13. When lifting an object with a tower crane, (a).

A the sling must be fastened, and the object can be lifted only after its center of gravity is balanced. Before lifting, the sling must be fastened. C the center of gravity of the object must be balanced before lifting.

14. Cable and signal director of tower crane (1)

A. Special operations personnel must be trained and assessed by their superiors and hold relevant certificates. B. Special operators must be trained and take up their posts. C company commander and signal commander are not special operators, and they can take up their posts after simple training.

15. The tower crane walks on the track (c).

A. stacking materials should not be too much, or temporarily stacked in small quantities. B materials should not be stacked along one side of the cable drum to prevent the cable from hanging. C. No materials and parts are allowed to be stacked on the track.

16. tower crane and external elevator (c).

A. They all belong to vertical transportation machinery, and the driver can temporarily replace B. When the construction task is urgent, the driver can temporarily replace C. The special plane must be driven by someone, and other personnel are not allowed to operate it without authorization.

17. Before the demolition work, (c).

A. A contract must be concluded before it can be implemented. B. a contract must be concluded before work can be started after training. C. It must be contracted by a team with demolition engineering qualification, and the construction personnel can only be carried out after passing the safety training examination.

18. The demolition work should be (b).

A. According to the requirements of construction progress, B. According to the provisions of construction organization design and safety technical measures, C. According to previous demolition experience.

19. Demolition works before construction, (c).

A. materials should be planned, which are useful and which are not. B the schedule shall be arranged and broken down according to the schedule requirements. C wires and pipelines should be cut or moved, and warning signs should be set in the operation area.

20. When disassembling, (c).

A. the upper and lower floors can be carried out at the same time. B. you can dig and save time. C. it is forbidden to dig down several layers at the same time. It should be done from top to bottom.

2 1. Materials removed in demolition works (c).

A. when throwing it down, someone should supervise it. B. pile it on the floor first, there is no need to clean it in time. C it is forbidden to throw down, and loose materials can slide down by sliding. Demolition materials should not be piled too much on the floor to prevent the floor from collapsing.

22. In the demolition project, the demolition procedure should be guided by technicians, (a).

A. Investigate first, and reinforce the demolished part to ensure the stability of the buildings that have not been demolished. B. When demolishing ground buildings, it is generally unnecessary to reinforce the parts in danger of collapse. C. Strengthen the monitoring of the dismantled parts, and inform everyone to evacuate in time when finding hidden dangers.

23. The pillars of the formwork must be placed in a solid position at the bottom (c).

A. bricks can be used to pad under columns. B. you can use small pieces of short materials and wooden wedges to pad under the column.

C. Use long boards to pad firmly, and brittle materials are not allowed.

24. When installing the template, the construction personnel (c).

A, can stand on the template or walk on the beam bottom template, are not allowed to stand on the steel bar.

B. You can stand on the support bar to operate or go up and down. C. You are not allowed to walk on the formwork or beam bottom formwork, to operate on the steel bar, or to use the support bar to go up and down.

25. When the concrete beam and rain cover are more than 2m above the ground, the personnel shall carry out operation (b).

A. You can stand on the formwork or support and vibrate the concrete. You should stand on the operating platform. C. You can stand on the steel skeleton or formwork.

26. After pouring concrete members, (c).

A. Someone must inform you that you need to dismantle the template, and you are not allowed to dismantle the template without authorization. B. Someone told you to dismantle the template, and it must be approved by the person in charge. C. If the formwork needs to be removed, it must be confirmed that the concrete strength has reached the design and specified requirements, and the formwork can be removed only after it is approved by the person in charge at the site.

27. Dismantle the shaped steel formwork (B).

A. you can use the method of large-area prying. B. It is not allowed to pry in a large area to prevent personal injury and material damage. C. When individual templates are difficult to dismantle, they can be temporarily removed.

28. Before the crane lifts the object, (a).

A the actual weight of lifting heavy objects should be clearly defined, and the lifting points should be selected and fastened. B. Buried components can be lifted directly by crane. C. If the weight of components is unknown, the safety factor of rigging should be increased to ensure the smooth lifting of the lifted objects.

29. Lifting signal command and rigging (hook) are special operations that require special training and assessment, (b).

A. When there are few people, the signal conductor can also be used as a cable hook.

B the signal conductor is not allowed to work as a cable hook. C. When the cable conductor leaves temporarily for some reason, the signal conductor can temporarily work as a cable hook.

30. Use the manual chain (c).

A. when one person can't pull, one person can be added and two people can pull at the same time. B. when one person can't pull, the method of diagonal pulling can be used. C. only one person is allowed to pull slowly. When a person can't pull, find out the reason.

Third, the play-off problem.

1. When working with jack, (c).

A. The lower part of the jack is placed on a solid ground, and the top is jacked with heavy objects.

B, the lower part of the jack is placed on a solid ground, padded with wooden boards or steel plates, and the jacking weight at the top begins to jack.

C the lower part of the jack should be placed on a solid ground and padded with wood or steel plates, and hardwood should be padded between the top and the heavy objects to prevent sliding.

2. The safety disclosure system must be strictly implemented on the construction site, and safety technical disclosure shall be conducted before each working procedure (b).

A. The monitor will explain the dangerous points in construction, safety measures to be taken and matters needing attention in operation to all construction personnel. B. The on-site safety officer will explain to all construction personnel the dangerous points in the construction operation, the safety measures to be taken and the matters needing attention in the operation. C. The person in charge of construction shall explain to all construction personnel the dangerous points in construction operation, safety measures to be taken and matters needing attention in operation.

3. When welding or gas welding, (c).

A. Oxygen cylinders and acetylene cylinders can be stored and used at the same time, and should be kept away from open flames 10m to prevent danger. B the distance between oxygen cylinder and acetylene cylinder should be more than 5m, and it should be far away from naked flame 10m. C the distance between the acetylene cylinder and the oxygen cylinder should be more than 5m, and the acetylene cylinder should not be turned upside down, and it should be kept away from open flames 10m.

The work site should be kept clean and tidy.

A Don't litter, and clean up a building in time after construction.

B. the first floor needs to be completed and the first floor needs to be cleaned. C, the operation surface should be cleaned in time, and the construction sundries should be stored centrally.

5. Sewage under construction (C).

A it is not allowed to flow freely in the site, but should be discharged outside the site. B. it is not allowed to be discharged from the site, but only exiled to the site. C, flowing into a sedimentation tank through a pipeline or a running water box for centralized treatment.

6. Temporary dormitory on the construction site, indoor (B).

A. clothes should be neatly stacked, and sewage should be poured outdoors. B bedding shall be stacked neatly, personal appliances shall be placed orderly, indoor and outdoor environment shall be good, and sewage shall not be dumped indiscriminately. C bedding should be neatly stacked, and environmental sanitation must be improved.

7. When someone is found to get an electric shock, (c).

A. Pull it apart by force to separate the electric shock victim from the contacted electrical components. B cut off the power supply first, and separate the person who gets an electric shock from the contacted electrical parts with things like wood squares. C. Cut off the power supply or separate the electric shock victim from the contacted electrical parts with wood squares, then implement artificial first aid and report to the person in charge.

8. When someone falls from a height and is injured, (c).

A. it should be taken away immediately and sent to the hospital in time. B. report to the person in charge of the site immediately, and don't rush to the hospital. C care should be taken to protect the injured from falling and fracture during handling, so as to avoid secondary injury.

9. The site canteen hygiene, should pay attention to (b).

A. maintain food hygiene. When the edible salt is insufficient, a small amount of "industrial salt" can be temporarily used instead of a large amount. B. Separate raw and cooked foods. Pay attention to food deterioration in summer. It is forbidden to use "industrial salt" instead of edible salt to prevent poisoning. C. In case of food poisoning, report to the construction site and call the emergency number 1 19.

10. Winter heating of accommodation on the construction site, (c).

A. heating should be carried out according to the specified time, but you can take your own heating measures when the cold current suddenly comes.

B. On-site heating does not need to specify the stove uniformly, but it can be determined temporarily according to the situation. C stoves must be installed uniformly according to relevant regulations and managed by designated personnel. Do not install stoves at will to prevent gas poisoning.

1 1. When underground workers are poisoned, (c).

A. immediately organize personnel to go down to rescue B. don't go down to rescue blindly C. don't go down to rescue blindly C. don't go down to rescue blindly C. rescuers must take personal protective measures. If you don't have the rescue conditions, you should call 1 19, 1 10 for help immediately, and report to the relevant health and epidemic prevention departments in time.

12. Casualty accident at the construction site should be (c).

A. immediately rescue the wounded in an organized way. B. Rescue the wounded immediately and report to the superior.

C rescue the wounded in an organized way, protect the scene of the accident, and report the accident to the superior and relevant departments in time.

13. Fire found, (c).

A. Call 1 19 as soon as possible. B. report to the leader before extinguishing the fire. C. When the fire is too big to be put out, call 1 19 immediately to explain the fire situation, location, informant, unit, etc.

14. The construction personnel for aerial work should be (C).

A. Wear seat belt and helmet B. Wear seat belt and helmet and non-slip shoes.

C. Wear seat belts and helmets, non-slip shoes and tight work clothes.

15. In case of fog, heavy rain and strong wind, aerial work is prohibited.

A. Level 5 B. Level 6 C. Level 7

16. You can climb with a ladder, (c).

A. When climbing a ladder, you can turn your back to the ladder or face it. B. When climbing a ladder, you can hold a heavy object in one hand and an escalator in the other. C. When climbing a ladder, you are not allowed to hold a heavy object in your hand, but your face must face the ladder.

17. When building a wall with scaffolding, (c).

A. Hang a flat net outside the wall to prevent accidents. B set net (dense mesh safety net) should be adopted outside the wall. C set net should be adopted outside the wall, and the gap between the set net and the wall should be sealed to prevent falling objects.

18. During electric welding and gas welding, (c) should be taken to prevent fire.

A. The operation shall be carried out by trained and certified welders. B. Fire fighting equipment should be placed near the operation area.

C clean up or cover the combustible materials around and below the operation area.

19. Material hoist (gantry, tic-tac-toe) on the construction site, (b).

A. it must be operated by personnel who can operate the crane. B it must be operated by certified personnel who have passed the training and examination. C it must be operated by personnel approved by the person in charge of the site.

20. During construction in hot weather in summer, (c).

A. slippers can be worn for homework. B.you can take off your coat and go to work shirtless. C. you are not allowed to wear slippers to do your homework. You should dress neatly and construct in a civilized way.

Fourth, the issue of risk.

(a) True or False (10 subtopic)

(Wrong) 1, tower crane and other lifting equipment must have limited safety devices, and it is forbidden to operate with illness or overload, and maintenance is allowed during operation.

(right) 2. For monitoring potential accidents, each monitoring point should have a ledger, and inspection records can be archived in the ledger.

(Yes) 3. After the safety net is set up, it can only be used after it is accepted by the foreman.

(right) 4. When lifting or lowering the derrick basket, the safety door must be closed, and the head and hand must not be put into the derrick.

(Wrong) 5. Employees have the right to know the risk factors in their workplaces and jobs, but they have no right to make suggestions on the work safety of their own units.

(Yes) 6. The reporting, statistical investigation and handling of casualty accidents should adhere to the principle of seeking truth from facts and respecting science.

(wrong) 7. All uncharged metals in the lighting switch box (board) can be connected to zero without protection.

(Yes) 8. Tower crane drivers and signalmen must receive special training and issue certificates (employment certificates) before they can operate and command tower cranes.

(Wrong) 9. Temporary electricity for construction shall be laid as required, and it is not necessary to prepare the construction organization design (or scheme).

(Wrong) 10. When the unloading platform is installed, it should be firmly connected with the scaffold steel pipe.

(Yes) 1 1, all kinds of platforms for vertical transportation, and the receiving port at the edge of the floor should be provided with safety doors or movable railings.

(Yes) 12. When employees find an emergency that directly endangers their personal safety, they have the right to stop working or leave the workplace after taking possible emergency measures.

(Yes) 13. The order of dismantling scaffolding should be based on the principle of dismantling first and then dismantling.

(Wrong) 14. The project department shall formulate corresponding protection scheme according to the information of underground pipelines provided by the owner, and the construction can be carried out without on-site investigation.

(Wrong) 15. The enclosure around the general road section construction site should be higher than 2.5m ..

(Yes) 16. There are more than 5 temporary electrical equipment for construction, with a total capacity of over 50KW, and a power consumption plan shall be prepared.

(Yes) 17. The width of each support shall not be less than 4 spans.

(Error) 18. TN-C system should be adopted for temporary power lines on the construction site.

(Wrong) 19. Scaffolding can be constructed in a scheme without the approval of the supervisor.

(Yes) 20. Substitution is not allowed in the process of scaffold removal. If it must be replaced, it is not allowed until the demolition situation is clearly explained.