GB 25527-2010Mine site mixed and charged explosive trucks - Safety requirements (English PDF)

4.1 General Requirements

4.1.1 mixed vehicle safety measures intended to be used should be consistent with the relevant requirements of GB/T 15706.1 of.

4.1.2 Mixed loading vehicle according to the conditions of use shall comply with the provisions of GB 16423.

4.1.3 Mixed loading vehicle should ensure that the ambient temperature ± 40 °C, relative humidity less than 90% of the normal work environment, and not dangerous.

4.1.4 mixed vehicle shall Ergonomic design principles, so as to reduce labor intensity, to avoid operator fatigue. The operator should work mining Take the necessary protective measures.

4.1.5 control device design, selection and configuration should be part of the operating characteristics of the human body (especially functional) and a control task to adapt.

4.1.6 due to the power source can not interrupt any danger in the car the whole mixed job.

4.1.7 vehicles specially mixed effective anti-static grounding device must be installed, the rubber strip holder shall comply with the requirements JT230.

4.1.8 Charge mixed vehicle operating position and the position should be filled boreholes installed lighting, illumination of not less than 30lx.

4.1.9 mixed cars work platforms and channels shall comply with GB 17888.2, the ladder should be consistent with the provisions of GB 17888.3.

4.1.10 bins and conveying portion in contact with the corrosive medium should be used preservative manufacturing materials.

4.1.11 conveying spiral blade should not be the case with friction.

4.1.12 exposed rotating parts should be configured guards, to avoid the risk of wound involved.

4.1.13 sharp edges, corners and protruding parts of the design should be consistent with GB/T 15706.2 requirements, if cold, dangerous contact with hot surfaces, which These surfaces should be equipped with guardrails or covers.

4.1.14 drug delivery hose must be used with a metal braid antistatic hose.

4.2 Vehicle

4.2.1 mixed used car chassis safety performance should be consistent with the relevant provisions of the standard vehicle.

4.2.2 Mixed loading vehicle during normal driving, stop the job and should be sufficient stability, there should not be tilting and sliding in any direction can be Possibilities.

4.2.3 Vehicle dimensions shall comply with the requirements of GB 1589, and the total load shall not exceed the limit.

4.2.4 The vehicle shall be equipped with vehicle traveling data recorder and satellite positioning device.

4.3 Requirements roads

4.3.1 mixed car only adapt to the use of latex-free detonator sensitivity matrix, the matrix storage and transportation without latex sensitivity detonator according to GB 50089-2007 Provisions stipulated

1.4 dangerous goods executed. Ammonium nitrate storage and transport according to the CPI fire regulations, storage of water and oil phases and the solution Transport performed in a Class C fire regulations.

4.3.2 mixed car driving on the highway, the lowest speed is the lowest speed limit of the highway, the maximum speed limit for the highway minimum speed limit plus 10km/h, the general speed limit of the road 50km/h, you move through the borehole speed is less than 5km/h.

4.3.3 mixed car marched job site, the car should be clearly marked, to have someone with the car, unrelated persons allowed to ride.

4.3.4 mixed in with car parking should not generally the way, for temporary parking should midway with other vehicles, power lines, densely populated, such as maintaining A certain distance, should stop in favorable protection areas.

4.3.5 When snow and ice roads, the car should be taken mixed non-slip safety measures.

4.3.6 In the burst of rain and lightning and other adverse weather conditions, mixed vehicles should stop on the road.

4.4 Fire protection requirements

4.4.1 mixed car should be equipped with appropriate fire extinguishers, fire extinguishers should be properly secured to prevent dumping, fire extinguishers should not need to take place any tools.

4.4.2 mixed vehicle exhaust pipe should be installed muffler and spark arrestor, arrestor shall meet the requirements of GB 13365.

4.5.1 On material

4.5.1.1 mixed material should be checked before the car safety devices, fire extinguishers should be intact, clean and free of debris container.

4.5.1.2 feeding should be checked before the vehicle is in a normal state.

4.5.1.3 mixed vehicle must stop to feed at the specified location.

4.5.1.4 When the vehicle into position around the feeding stations can not people.

4.5.2 Site mixed explosives

4.5.2.1 When the car mixed work, work area does not allow open flames.

4.5.2.2 The driver in the pharmaceutical process to control the engine speed, in mixed pharmaceutical process not to leave the car.

4.5.2.3 mixed car before the charge should ensure that no drug delivery hose kinked or crushed pipe, otherwise it should be promptly replaced drug-delivery hose, charging time The drug delivery hose pressure should not exceed the maximum working pressure.

4.5.3 leftover material storage The remaining aqueous phase solution (ammonium nitrate solution) mixed car after work day must return to the water phase tank.

4.6 Pharmaceutical Systems

4.6.1 explosives mixed car preparation phase material, screw idling, over-temperature, overpressure, the car should be mixed automatic alarm, stop.

4.6.2 pharmaceutical process, the proportion of Explosives automatic tracking and closed-loop feedback.

4.6.3 Pharmaceutical system shall be equipped with manual and automatic operation of the two systems, a set of open, set off automatically.

4.6.4 mixed car should be installed to monitor the situation to blast hole charge monitoring.

4.6.5 In the production of explosives, explosive density should be measured, reached eligibility requirements in order to convey to the gun. In the pharmaceutical process, shall from time to time Sampling density explosives.

4.6.6 emulsifier should be equipped with over-temperature, overpressure, automatic alarm stop device.

4.7 Pneumatic and hydraulic systems

4.7.1 hydraulic system should be consistent with GB T 15706.2 and regulations concerning safety requirements GB/T 3766 in the /.

4.7.2 Pressure drop with a liquid or gas leakage can be dangerous.

4.7.3 Any use of high-pressure hydraulic, fuel line, may be generated due to leakage wounding injection, required to install protective devices, the potential Minimize the risks.

4.7.4 In the hydraulic system, the pressure should be safeguards.

4.8 Water, gas cleaning system

4.8.1 site mixed heavy ANFO car should be equipped with compressed air cleaning system.

4.8.2 site mixed emulsion explosive car should be equipped with water flushing system and compressed air cleaning system.

4.8.3 Clean water tank with water tank share a three-way ball valve, ball valve handle operating position should be accurate.

4.8.4 When Bahrain last barrel of a gun malfunction or interruption charge, rinse with hot water emulsifier and piping systems, and compressed air Blowpipe.

4.9 Electrical Control System

4.9.1 mixed vehicle electrical equipment shall comply with the provisions of GB 5226.1, each of the control switches, buttons and operating handle should be flexible and reliable.

4.9.2 Measures shall be unintentional or accidental activation charge system prevented.

4.9.3 engine flameout after the accident, when the re-start, each system shall remains off instead of working status.

4.9.4 Control circuit failure (including failure logic circuits) allowed dangerous. Enclosure class

4.9.5 Electrical Control System shall meet the requirements of IP54 in GB 4208-2008.

4.9.6 In order to avoid the risk of accidents caused by the emergency, emergency stop devices should be set up when using the emergency stop devices shall not be dangerous.

4.10 warning device Mixed cars should sound alarm devices manually controlled to warn personnel operating in the region. Audio device should be consistent with GB/T 1251.1 of Provisions.

5.2 User's Guide

5.2.1 mixed vehicle usage instructions should be consistent with GB T 15706.2 and GB/T 9969 provisions /, which should include at least the following content.

a) the name of the product, the main purpose and scope of use;

b) the product of working conditions and environmental conditions;

c) technical parameters;

d) structural characteristics and working principle;

e) installation, commissioning method;

f) The use and method of operation;

g) Maintenance and Service Guide;

h) Common Faults and troubleshooting;

i) transportation and storage requirements;

j) wearing parts, accessories, details of special tools;

k) mixed bus safety rules;

l) mixed explosives safety procedures;

m) operator training requirements;

5.3 Maintenance

5.3.1 mixed vehicle maintenance, for the use of an external power supply, security measures must be used to protect the electrical system from mixed car damage.

5.3.2 mixed vehicle repairs must be carried out with maintenance of qualified enterprises.

5.3.3 must be welded carefully clean the remaining material in the silo, and the relevant security department under surveillance.

5.4 Training Mixed vehicle operators must receive professional training and qualification after passing the examination before induction operation.

5.5 signs, symbols, text warning Signs, symbols, text warnings should be consistent with GB/T 15706.2 of the relevant provisions on the use of information displayed on the tag shall be securely mixed On loading, throughout the life should remain clearly visible.