Geotechnical & Civil Soil Mechanics Engineering Suite

Geotechnical & Soil Lab

Convert soil bearing capacities, calculate loose-compacted volumes, model groundwater hydraulic flow with Darcy\'s Law, interpret Atterberg limits, and run USCS sieve classifications.

Compaction Ratio

Convert between bank, loose, and compacted volumes of soil, using swell and shrinkage factors for civil earthwork calculations.

Soil Earthwork Volume Solver
%
%
Original natural deposit
Loosened after digging (+Swell)
Rolled fill under heavy loads (-Shrinkage)
Load Factor0.833
Compaction Ratio0.708
Shrink Loss15.0%
Empirical Excavation Factors

Explore Additional Utilities

Chemical Solutions Concentration

Convert chemical solutions concentration (Molarity ↔ Molality ↔ PPM) and analyze mass ratios.

devtools

Feed conversion ratio — feed weight ↔ fish weight gain

Determine feed efficiency (FCR), specific growth rate, and economic cost per kg of fish biomass gain.

aquaculture

Torque Converter

Convert rotating force indicators between Newton-meters (Nm), pound-feet (lb-ft), and kgf·m.

unit

Duration Converter

Convert time intervals seamlessly between weeks, days, hours, minutes, and seconds.

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Dimensional Weight ↔ Chargeable Weight

Calculate shipping dimensional weight based on L x W x H using standard carrier factors, and determine final chargeable weight.

devtools

Likert scale ↔ numerical score

Convert Likert scale responses (e.g., 3-point, 5-point, 7-point, 10-point) into standardized numerical indices for survey research analytics.

research

Morse Code Translator

Translate standard text to Morse code signals (dots and dashes) and decode them in real-time.

devtools

Honey yield — hive strength ↔ kg per season estimate

Estimate seasonal honey surplus production based on hive workforce size and local floral nectar flow conditions.

beekeeping

eGFR Kidney Function Calculator

Calculate Estimated Glomerular Filtration Rate (eGFR) using the modern CKD-EPI (2021) equation to evaluate kidney stages.

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Melt point — wax type ↔ degrees Celsius ↔ Fahrenheit

Analyze melt points, fragrance addition temperatures, and pour temperatures for different waxes.

candle-making

Hijri ↔ Gregorian Calendar

Convert between Islamic Hijri calendar and standard Gregorian dates, with customized crescent visibility observation adjustments.

timezone

Electricity Billing (kWh ↔ MJ)

Analyze electric billing kilowatt-hours and physical energy auditing megajoule metrics.

unit

Salinity for species — ppt ↔ specific gravity ↔ conductivity

Convert salinity values between ppt, Specific Gravity (SG), and Electrical Conductivity (mS/cm). Learn about species target zones.

aquaculture

Camber angle — mm of offset ↔ degrees

Convert alignment offset deflection in millimeters to degrees of camber angle based on rim diameter, or vice versa.

automotive

Formation — fiber length ↔ sheet uniformity estimate

Analyze pulp fiber lengths and slurry consistency to estimate flocculation risk and sheet formation uniformity.

papermaking

Leather weight — oz ↔ mm thickness

Convert leather weights in ounces to exact millimeter or fractional inch thickness. View target usage categories.

leatherworking

Fold ratio — paper thickness ↔ maximum folds possible

Compute theoretical limit of fold iterations possible for paper size and thickness (Britney Gallivan equation).

paper-folding-origami

File Transfer Duration

Dynamically forecast transmission speed durations for different file size sizes.

datastorage

Barometric Pressure Tendency Analyzer

Analyze changes in barometric pressure over time to predict short-term local weather trends.

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Soil Plasticity Index Calculator

Calculate Plasticity Index (PI) from Liquid Limit (LL) and Plastic Limit (PL), and interpret soil state using the Atterberg limits chart.

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