1 The responsibility system for production safety of the project manager, full-time safety officer, construction team leader and functional departments of the project department is not perfect, and the responsibility system for production safety of each department manager is a mere formality.
2. The responsibility system for safety production of managers at all levels and departments of the project department is not targeted, and there is no specific assessment method and no assessment record.
3. The project department did not organize workers of various types to learn safety operation procedures; The responsibility system for production safety is not perfect and is not implemented, and all kinds of workers do not understand their own safety operation procedures.
Safety management objectives of construction site
1 The project department failed to formulate casualty accident control objectives, safety standards, civilized construction management objectives and fire control, traffic, mechanical equipment and environmental protection management objectives according to relevant regulations.
2. The target management of safety management is not decomposed, and there is no assessment method for target implementation.
Construction management plan
1 No special construction organization design has been made for partial projects with strong professionalism and great danger.
2. The safety measures in the construction organization design of the unit project are not comprehensive and the pertinence is not strong.
technical disclosure
1 Failing to make safety technical disclosure to the construction personnel according to the specialty, or the written disclosure materials are not comprehensive and targeted, and the signing formalities are not fulfilled as required.
2 Safety technical disclosure did not put forward specific requirements for environmental protection.
safety-check
1 The Project Department has no safety inspection system, and has not conducted safety inspection on the site.
2. There is no safety inspection record, and the hidden dangers are not rectified in time.
1 The project department has not formulated a safety education system, and there is no specific safety education content.
2. Arrange the personnel entering the site to work at their posts, and fail to conduct safety training and education, and fail to conduct safety training for the personnel changing posts and those using "Si Chuang".
Pre-shift activities
1 The project department has no pre-shift activity system, and there is no record of pre-shift activities or pre-shift safety activities.
Use certificate
1 special operations without license or expired certificates.
industrial accident
1 Delayed reporting, omission, false reporting and concealment of production safety accidents
Failing to deal with the accident within the prescribed time limit according to the principle of "four don't let go"
Safety labels/signs
1 There are no safety warning signs on the construction site, or the layout of safety warning signs does not meet the specification requirements.
civilized construction
Field fence
1 The project does not set a fence higher than 2.5m around the construction site of main urban sections.
2 The height of enclosure in general construction site is less than 1.8m, and the materials are unstable and untidy, which does not meet the standard requirements.
1 Personnel entering the construction site are not fully wearing work cards.
Site 1 Most of the site ground is not hardened.
2 No drainage measures or poor drainage
Most of the mud on the construction site has not yet settled.
4. Smoking is forbidden in the construction site, so you can smoke at will.
Placement of materials
1 Building materials and components are not stacked according to the general plan.
2. The name, variety and specification of the standard brand materials of the material pile are not marked completely.
3 irregular stacking of materials
4 The unfinished work is expected to be cleared.
Site fire prevention
1 No fire-fighting measures or fire-fighting equipment.
2. The fire fighting equipment is unreasonable.
3. If on-site fire is needed, there is no hot work approval procedure or hot work monitoring.
Comprehensive management of social security
1 the responsibility of the public security system has not been decomposed into people.
2. Inadequate safety precautions and theft.
Construction site sign
1 The logo is irregular, irregular and incomplete.
2 Safety slogans are incomplete and not eye-catching.
There is no "five certificates and one map" facility.
Domestic installation
1 The hygiene of the canteen is not up to standard.
2. There are no treatment measures for domestic garbage.
Medical first aid
1 There is no health care medicine box.
2. No first-aid measures and equipment.
3. Emergency personnel are untrained.
4. Did not carry out health and disease prevention publicity and education.
Probation work
1 No dust and noise prevention measures.
2 night construction without construction permit
3 Burning toxic and harmful substances on site
4. There are no construction measures that do not disturb the people.
construction machinery
1 planers, circular saws, reinforcing steel machinery, hand-held power tools and mixers also have hidden dangers such as unprotected zero connection, no leakage protector, no protective cover for transmission parts, no hand guards, handles and other safety devices, and no acceptance procedures after installation.
Planer and circular saw share a motor.
3 Use first-class hand-held power tools, and do not wear insulating articles as required.
4. The welding machine has no secondary no-load step-down protector or leakage protector, the primary line length exceeds the specified value or does not wear tube protection, the power supply does not use automatic switch, the welding handle wire joint exceeds three places or the insulation is aging, and there is no rain cover.
5. The mixer workbench is uneven and unsafe, and there is no canopy. Hopper has no safety hook or no safety hook is used.
6 The storage of gas cylinders does not meet the requirements, the distance between gas cylinders and open flames does not meet the requirements, and there is no shockproof ring and protective cap.
7 The automatic device of dump truck is not sensitive, and the driver drives without a license or in violation of regulations.
8 submersible pump protection device is not sensitive and unreasonable to use.
9 piling machinery has no superelevation limit device, and the durability of the walking route does not meet the requirements of the manual.
Motor and switchgear on electric construction machinery
1 The motor lacks maintenance, the air inlet box has no cover, the fan cover is short of screws or the insulation of the motor is aging, and the insulation resistance is too low.
2 The motor does not match the mechanical power, and the motor is too large or too small.
3. The switch electrical appliances are aged, deteriorated, corroded by screws, burnt contacts and poor contacts.
4. The replaced switchgear is inconsistent with the original model and specification.
take-up
promote
1 There is no plan for overweight hoisting operation, but there is an operation plan that has not been approved and the plan is not targeted.
2 Crane without superelevation and torque limiter
3 crane hook without safety device
4 jib assembly does not meet the design requirements
5 wire rope wear and broken wires exceed the standard.
6 The safety factor of cable wind rope is less than 3.5 times.
7 lifting points do not meet the design requirements.
8 The driver or commander is on duty without a license and is not operated by the driver of this model.
9. The durability of crane operation pavement does not meet the requirements.
10 The suspended object has no anti-falling measures.
1 1 Anti-falling measures for structures without hoisting equipment.
12 The operator does not wear a seat belt, or the seat belt has no reliable hanging point.
13 There are no special ladders and ramps for people to get on and off.
14 the edge protection of the operating platform does not meet the requirements, and the scaffolding of the operating platform is not fully paved.
15 lifting workers have no reliable foothold.
16 objects are piled up too high and overloaded.
Material hoist (gantry and auxiliary shaft frame)
promote
1 hanging basket without docking device
2 Hanging basket without superelevation limit device
3 do not set the cable wind rope.
4 Cable wind rope does not use steel wire rope, and the assembly, angle and ground anchor of cable wind rope do not meet the requirements.
5. The setting of frame and wall connecting rod of building structure does not meet the requirements.
6 Wire rope wear has exceeded the scrapping standard.
7 Wire rope without cross protection
Eight wire ropes mop the floor.
9 floor discharging platform and protection do not meet the requirements.
10 There is no protective shed at the ground feed inlet.
1 1 The hanging basket has no safety door, so it is illegal to ride up and down the hanging basket.
The verticality deviation of 12 frame exceeds the specified value.
13 drum has no safety device to prevent wire rope from slipping.
14 no contact signal
15 There is no lightning protection device outside the lightning protection range of adjacent buildings.
"Three Treasures" and "Four Ports" Protection
1 Employees have a weak sense of self-protection, do not wear safety helmets when entering the construction site, or the safety helmets are not standardized.
2. The specifications and materials of the safety net do not meet the requirements, and the flat net and vertical net are not set as required.
3. Suspended work and aerial work do not wear seat belts, and the wearing of seat belts does not meet the requirements.
4 stairs, stair step cantilever end without protective measures.
5 There are no protective measures for reserved holes and pits.
6 crossing is not equipped with protective shed or the protective shed is not firm.
7 There are no protective measures around the balcony without railings, the roof without scaffolding, both sides of the derrick passage, the outside of the unloading platform and the ground of the frame building, or the protective measures do not meet the requirements.
Foundation pit support and formwork engineering
Foundation pit support
1 unsupported scheme for foundation construction; If there is a supporting scheme, the scheme is not targeted and cannot guide the construction; If the depth of the foundation pit exceeds 5m, there is no special design.
2 foundation pit limb protection measures do not meet the requirements
3 The safety slope set for pit and groove excavation does not meet the safety slope requirements.
4. No effective drainage measures were set in the foundation pit construction; Drainage outside the pit is adopted in the construction of deep foundation pit, and there are no measures to prevent the dangerous settlement of adjacent buildings.
5. The distance between the abandoned slag pile around the foundation pit and the pit edge is less than the design and specification requirements.
6. The erection of workers' upper and lower passages in the foundation pit is not in conformity with the regulations, or steep, narrow or without handrails.
7 During earthwork excavation, the "undead soil" is dug, that is, it is recessed from the middle and lower part of the pit wall, so that the middle and upper soil naturally collapses.
8 mechanical digging, excavator operating position is not firm.
template
1 Formless project construction scheme
2. There is no design calculation for the cast-in-place concrete formwork support system, and the support system does not meet the specification requirements.
3 support template stud material and spacing does not meet the requirements.
4. The column length is inconsistent, or the short column is not connected firmly, or a few bricks are padded under the column to heighten it.
5 not according to the specification requirements design vertical and horizontal support
6 the lower end of the wooden column is not sawed flat, and there is no mat at the lower end.
7 The concrete pouring transportation road is unstable and unstable.
8. There are no protective measures for the operation face and adjacent edges.
9 vertical operation without isolation protection measures.
There is no reliable foothold for aerial work above 102m.
scaffold
1 Scaffolding has no erection scheme and scaffolder has no license.
2 scaffolding and building Rachel is not strong enough.
3 bar spacing and bracing position do not conform to the provisions of the specification.
4 scaffolding, poles, ledger, putlog materials do not meet the requirements.
5. Scaffolding on the construction floor is not covered.
6. No disclosure was made before scaffold erection, and scaffold segmentation, inspection and acceptance were not organized after erection.
7 The materials on the scaffold are stacked unevenly, and the load exceeds the regulations.
8. The protective railings of the passage and discharging platform are not in conformity with the specifications.
Construction electricity consumption
External protection
1 The safe distance between the electrical lines and the projects under construction, scaffolding, lifting machinery and motor vehicle lanes in the field does not meet the requirements of the specification.
2 When the safety distance does not meet the specification requirements, insulation and isolation protection measures are not taken and obvious warning signs are not hung.
3. The safe distance between protection facilities and external power lines does not meet the specification requirements, and it is unstable and unstable.
4. Construction, erection of temporary facilities or stacking of materials and articles directly under overhead power lines.
Grounding and neutral protection system 1 TN-S neutral protection system is not used in the low-voltage distribution system where the neutral point of special power supply is directly grounded on the construction site.
2. The distribution protection system on the construction site is not standardized;
3 the metal shell of electrical equipment is not connected to the protective zero line.
4. The protective zero line is not laid separately, and the line is equipped with a switch or fuse.
5. Insulated wires are not used to protect the zero line, and the specifications and color codes do not meet the specification requirements.
6 There is no repeated grounding at the middle and end of the distribution system.
7 The grounding wire of the grounding device does not use two or more conductors, and is electrically connected with the grounding body at different points; The grounding body does not use angle steel, steel pipe or smooth round steel.
8 working grounding resistance is greater than 4Ω, and repeated grounding resistance is greater than10Ω.
9 The cranes, material hoists, construction hoists and scaffolding on the construction site failed to take lightning protection measures according to the requirements of the specification, and the impact grounding resistance of the lightning protection device was greater than 30 Ω.
10 electrical equipment lightning protection grounding machinery, and the protection zero line is not grounded repeatedly at the same time.
distribution line
1 wires and connectors cannot guarantee mechanical strength and insulation strength.
2 The line is not provided with short circuit and overload protection, and the conductor section cannot meet the load current of the line.
The facilities, materials, phase sequence arrangement, span and distance from adjacent lines or fixtures of the line do not meet the specification requirements.
4 Cables are not laid overhead or buried, but laid along the ground or along scaffolding and trees at will.
5. The height of indoor unburied bare trunk line from the ground is less than 2.5m
Distribution box and switch box
1 Three-level distribution and two-level leakage protection systems are not used in the power distribution system on the construction site, and the electrical equipment is not equipped with its own dedicated switch box.
2. The structure of the box and the setting and use of the electrical appliances in the box do not meet the requirements of the specification.
3 distribution box is divided into working zero line terminal board and protection zero line terminal board, and protection zero line and working zero line are not connected through their respective terminal boards.
4. The leakage protector is not installed in the main distribution box and switch box, or the parameters of the leakage protector are mismatched and insensitive.
5 The box has no system wiring diagram and shunt sign, and no door, lock and rainproof measures.
6 The installation position, height and peripheral passages of the box body do not meet the requirements of the specification.
7 The distance between distribution box and switch box is more than 30m, and the distance between switch box and electrical equipment is more than 3m.
Power distribution room and power distribution device
1 The fire resistance rating of the building in the distribution room does not meet the specification requirements, and the distribution room is not equipped with fire extinguishing equipment suitable for electrical fires.
2 The layout of power distribution room and power distribution device does not meet the specification requirements.
3 Instruments and electrical components in power distribution equipment do not meet the requirements of the specification.
4 the transformer room has not taken measures to prevent wind and rain and small animals from invading.
5 There is no warning sign, site power supply plan and system diagram in the power distribution room.
Outdoor lighting
1 lighting power consumption should not be separated from power consumption.
2 safe voltage power supply is not used for special places and hand-held lighting lamps.
3 lighting transformer does not use double winding safety isolation transformer.
4 the metal shell of lamps and lanterns is not provided with protective zero line.
5 The distance between lamps and lanterns and the ground and combustible materials does not meet the specification requirements.
6 The erection of lighting lines and safe voltage lines does not meet the requirements of the specification.
7 The construction site is not equipped with emergency lighting according to the specification requirements.
Power consumption file
1 The general contractor and subcontractors have not signed a temporary electricity consumption management agreement to clarify the relevant responsibilities of all parties.
2. The construction site has not formulated a special plan for the construction organization design and external protection of special electricity consumption.
3. The organization design of special electricity utilization construction and the special external protection scheme failed to perform the examination and approval procedures, and failed to pass the acceptance of relevant departments after implementation.
4. Electricity consumption records are not filled in as required, and the records are not true.
5. The data of electricity utilization files are incomplete and there is no special person to manage them.
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