During winter, frequent snowfalls make Snowplows the core equipment for clearing road snow and ensuring smooth traffic. Adequate preparation before operations not only boosts efficiency but also builds a solid safety defense line, preventing vehicle breakdowns, casualties, and other accidents. Below are the preparations detailed across five key dimensions:
1. In-depth Maintenance and Inspection of the Vehicle Itself
As the core platform for operations, snowplows require specialized maintenance in advance for winter's low temperatures:
Power System: Replace the engine oil with winter-grade oil that meets local minimum temperature requirements to ensure proper fluidity and reduce cold-start wear. The coolant must be replaced with an antifreeze solution whose freezing point is 5-10℃ lower than the local extreme minimum. Any residual regular water in the pipelines must be drained to prevent components from freezing and cracking.
Snow Removal Mechanism: Inspect the wear of the snowplow blade edges; dull or deformed edges must be sharpened or replaced promptly. Calibrate the hydraulic system's oil level and sealing performance. Use hydraulic oil adapted for low-temperature viscosity to prevent the blade from sticking during lifting and lowering. Tighten the blade arm bolts to prevent the mechanism from detaching during operation.
Driving and Braking Systems: Equip the vehicle with snow tires (or install tire chains on standard tires). Check the tread depth and tire pressure; since low temperatures can cause pressure drops, adjust it to the manufacturer's recommended value. Thoroughly overhaul the braking system, replace it with winter-specific brake fluid, and test the braking distance to ensure it meets safety standards on icy and snowy roads.
Auxiliary Safety Devices: Inspect the lighting and warning signs. Ensure the headlights, turn signals, and engineering warning lights are fully functional. Replace any missing reflective strips to guarantee the vehicle's visibility during operations.
2. Preparation of Safety Protective Equipment
Snowplow operations are often conducted in the early morning or at night, making protection in low-visibility environments crucial:
Personnel: Equip operators with cold-weather workwear featuring reflective strips, anti-slip safety shoes, and cut-resistant gloves to ensure they are clearly visible under snowplow lights. Each vehicle must be equipped with walkie-talkies and spare batteries to establish real-time communication between the command center and the operation team, preventing accidents caused by signal loss.
Vehicle: Overhaul blind-spot assistance systems to ensure the backup camera and blind-spot monitoring are functioning properly. Verify that the backup warning buzzer and the operation safety lock (the locking device for the blade when not in use) are fully operational to prevent the blade from accidentally dropping.
3. Specialized Adaptation for Operators
The skills and condition of snowplow operators directly determine operational safety:
Organize specialized winter training in advance. Content should include vehicle handling techniques on icy roads (braking distances can be 2-3 times longer than on dry roads; sudden braking and sharp steering are strictly prohibited), standard operating procedures for the snow removal mechanism (adjusting the blade angle based on snow depth to avoid colliding with curbs or manhole covers), and emergency response protocols.
Before operations, confirm the personnel's physical and mental condition. Working under the influence of alcohol or while fatigued is strictly prohibited. Arrange shifts reasonably to avoid prolonged continuous operations in low temperatures.
4. On-site Survey of the Operation Area
Before operations, conduct joint route surveys with highway administration and traffic police departments:
Mark hidden hazards such as manhole covers, icy patches, and scattered debris. Set up reflective cones and warning posts 500 meters ahead of and behind the operation section to demarcate a safe work zone. Notify passing vehicles to detour in advance via road broadcasts or electronic message boards to prevent civilian vehicles from entering the work area and causing collisions.
5. Preparation of Emergency Supplies and Contingency Plans
Stock up on winter-grade diesel fuel and ensure the fuel tank is never below 30% capacity. Equip the vehicle with tow ropes, spare tires, and basic repair tools. Keep a first-aid kit containing frostbite ointment and hemostatic bandages inside the cabin.
Develop contingency plans for extreme weather, clearly defining reporting procedures and rescue routes for situations like being stranded in heavy snow, vehicle breakdowns, or personnel injuries. Pre-test the snow-melting agent Spreaders and ensure an adequate supply of de-icing salt to support emergency operations.
Preparing a snowplow for operation is a systematic engineering task. Every single step is tied to the safety and efficiency of winter road maintenance. Only by doing thorough homework in advance can we respond swiftly when blizzards strike, safeguarding the public's commute.

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