Рет қаралды 122,798
Maintaining Asphalt Roads: Blade Patching - New Mexico State Highway Department - Video VH-82 - Maintenance inspection, equipment, traffic control are shown, but the emphasis of this video is on grader operation, with some footage shot from the operator's perspective. Blading, cleaning, tack coating, and spreading pre-mix are demonstrated. Windrowing, and laying material in as few passes as possible are emphasized. The first lift, patch tapers, compaction, second lift, and finish lift are shown in detail.