Sector 3 Preservation of the Aragon Autonomous Network
The preservation operations will be divided into four groups:
- Group I: Ordinary preventive preservation operations.
- Group II: Ordinary corrective preservation operations.
- Group III: Extraordinary preservation operations for improved roadway safety; these works constitute a larger scope and cost than the operations performed in Groups II and I.
- Group IV: Winter roadway maintenance operations; these include preventive anti-icing treatments (expanded fluxing agent), curative treatments, and removal and clearance of ice and snow.
Technical data
Execution of preservation operations:
- Earthworks, cleanup, and demolitions
- Repair of firm roadways
- Improvements to soft shoulders
- Cleanup, improvement, and repairs to factory works
- Protection or reconstruction of ditches and waterways
- Improvements to shoulders or stabilization of slopes
- Cleanup and adaptation of the environment of the highway
Provision of means for execution of ordinary preservation operations of the work crews:
- Provision of personnel
- Leasing of machinery
- Supply of materials