As the temperature rises gradually in spring.，Highway access“Spring melting period”Maintenance phase，In order to reduce the damage caused by melting ice and snow to the roads under jurisdiction.，Maintenance units at all levels in Heihe City combined with the characteristics of maintenance work in spring，Actively promote early spring maintenance work“Six in place”，Lay a solid foundation for high-quality maintenance work throughout the year。

First, focus on the cleaning of drainage facilities in place.。Conduct a comprehensive clean-up of the drainage facilities in the sections under its jurisdiction，Ensure smooth drainage，Focus on cleaning side ditches、Snow accumulation in culverts and other parts、Silt and debris。Second, focus on bridge inspection and maintenance work in place.。Carry out road and bridge safety inspection，Timely detection and treatment of bridge diseases，Strengthen bridge maintenance and management，Set load limit for four types of bridges、Speed limit signs remind passing vehicles，Ensure the safe operation of the bridge。Third, focus on road cleaning work in place.。Clean up the road surface and side slope、Ditch、Snow accumulation at drain holes, etc.、Accumulation is in place in time，Ensure the road surface is clean and tidy。Fourth, focus on the maintenance of safety facilities in place.。Inspection and maintenance of road safety facilities under its jurisdiction，Repair the damaged guardrail、Signs, signs, etc，Ensure driving safety。Fifth, focus on anti-skid snow removal preparations in place.。Keep an eye on the weather，Prepare for anti-skid and snow removal in advance，Store enough anti-skid materials and snow removal equipment，Ensure rapid response in inclement weather。Sixth, focus on road condition inspection and disease disposal.。Increase the frequency of road inspection，Timely detection and treatment of pavement diseases，In view of the frost boiling which easily occurs in the spring thawing period.、Potholes and other problems，Take effective measures to repair。

So far，A total of 105 bridges were investigated by all maintenance units in the city.，Disposal of 3 vehicle jumps at bridgehead；For sharp bends、Continuous curve、Steep slope、Establishment and renewal of warning signs for dangerous sections such as continuous long and steep slopes、Righting 63 pieces；Spread 24 tons of snow-melting agent、42 square meters of non-slip material，Clean up more than 4000 meters of snow-blowing road section，Clearing 217 kilometers of snow under the corrugated beam guardrail board。