Cost control of post maintenance engineering in Taiyuan-Jiuguan Expressway;

It is beneficial to the application and popularization of foamed asphalt cold regeneration in highway maintenance engineerings.

In recent years,the proportion of maintenance construction in highway maintenance has been on the rise,more and more problems appear concerning construction quality.

Combined with the maintenance work practice,the authors proposed their ideas on problem and management of completed materials of maintenance construction.

By practising on maintenance construction quality control,combined with the situation of construction quality control at present ,the authors proposed the measures of strengthening maintenance construction control,assuring construction quallity.

Application of cold-patch mixture to the maintenance projects in Inner Mongolia;

The most important symbol of rural highway maintenance marketization is maintenance project bidding system.

In view of the problem not having been solved,the paper analyzes the change of the design gross cost and gross benefit of two-stage design of the highway maintenance engineering.

Detailedly speaking,the quota management and maintenance cost system are advised to adopt;the allotment and arrangement of the maintenance funds are analyzed with the costs-benefits and optimal study;the maintenance cost management system .

this paper discusses the basic thoughts and countermeasures of perfecting highway maintenance investing management,which should adopt the quota management,pursue maintenance cost system,do cost-benefit analysis and optimization about the allocation an.