Summary
Typical Pavement Rehabilitation Improvements (Walter-Beam Area): Full depth reclamation (grinding and mixing) of existing pavement and aggregate base. Removal of excess reclaim material to accommodate the new pavement. Placement of new bituminous pavement over the reclaimed aggregate base. Replacement of poor subgrade soils beneath the roadway as needed. Spot replacement of structurally damaged concrete curb and gutter. Upgrades to existing pedestrian facilities. Sawing and sealing of control joints in the new bituminous pavement. Replacement of outdated utility surface castings and spot replacement of failing structures. Installation of sacrificial anodes on water mains as directed by St. Paul Regional Water Services (reduces corrosion and extends service life). Restoration of disturbed driveways, boulevards, and landscaping impacted by the project. Typical Full Reconstruction Improvements (County Road C Area): Removal of existing pavement and underlying aggregate base. Placement of new aggregate base and new bituminous pavement. Road subgrade soil corrections based on soil boring data. Construction of new concrete curb and gutter. Upgrades to existing pedestrian facilities. Sawing and sealing of control joints in the new bituminous pavement. Significant utility improvements to include the expansion of the storm sewer system, improvements to the water system as determined by St. Paul Regional Water Services (SPRWS), and spot replacement of select sanitary sewer mains and services. Water quality improvements, such as rain gardens and infiltration basins, where feasible. Restoration of disturbed driveways, boulevards, and landscaping impacted by the project. Additional Improvements Included with Project: Lining of deteriorating sanitary sewer mains in miscellaneous areas throughout the City. Fog seal of past neighborhood improvement project streets.
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