Drainage Auto-Generation Calculators
Auto-fill deviances and judging for municipal drainage inspection records, plus ring-knife soil compaction, following GB50268-2008.
Trench Excavation Auto-Generation
Bottom elevation, centerline width and slope of trench excavation with auto deviance and judging.
Open calculator →Cushion & Bedding Auto-Generation
Pad layer and leveling-bed width, elevation and thickness with auto deviance and judging.
Open calculator →Pipe Laying Auto-Generation
Auto-generate invert elevations from slope, with axis offset and joint offset judging.
Open calculator →Pipe Base Auto-Generation
Pipe-base shoulder width and height with auto deviance and judging.
Open calculator →Ring-Knife Soil Compaction Test
Wet/dry density, moisture content and compaction degree by the ring-knife method.
Open calculator →