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Geotextile Filter Fabric Filtration & Apparent Opening Size (AOS O95) Calculator

Easily calculate and compute geotextile filter fabric filtration & apparent opening size (aos o95) calculator with accurate equations, live formulas, and expert guidance.

85% of soil particles are smaller than this size.

Calculated Result
0.6 mm

Max Allowable AOS

Max Allowable AOS

0.6 mm

Maximum Allowable Aos Mm

0.6

Candidate Aos O95 Mm

0.3

Permeability Ratio To Soil

40

Piping Retention Status

PASS (Prevents soil particle washout / piping)

0.6 — mm

Calculation Breakdown

  1. Applied FormulaSizes civil engineering nonwoven geotextile filter fabrics for underdrains and retaining wall blankets ensuring soil retention without biological or silt clogging.O_{95} \le B \cdot D_{85}, \quad k_{\text{geo}} \ge 10 k_{\text{soil}}

Geotextile Filtration & AOS Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.00.30.50.81.0Max Allowable AOS

What Is the Geotextile Filter Fabric Filtration & Apparent Opening Size (AOS O95) Calculator?

This tool computes geotextile filter fabric filtration & apparent opening size (aos o95) calculator with high precision arithmetic.

How Does the Geotextile Filter Fabric Filtration & Apparent Opening Size (AOS O95) Calculator Work?

Sizes civil engineering nonwoven geotextile filter fabrics for underdrains and retaining wall blankets ensuring soil retention without biological or silt clogging.

Geotextile Filter Fabric Filtration & Apparent Opening Size (AOS O95) Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

O95≤B⋅D85,kgeo≥10ksoilO_{95} \le B \cdot D_{85}, \quad k_{\text{geo}} \ge 10 k_{\text{soil}}

Sizes civil engineering nonwoven geotextile filter fabrics for underdrains and retaining wall blankets ensuring soil retention without biological or silt clogging.

How to Use the Geotextile Filter Fabric Filtration & Apparent Opening Size (AOS O95) Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Geotextile Filter Fabric Filtration & Apparent Opening Size (AOS O95) Calculator Example

Input Values:

soilGrainSizeD85Mm:0.4
soilCoefficientOfUniformityCu:4.5
soilPermeabilityKSoilCmS:0.0025
candidateGeotextileAosO95Mm:0.3
candidateGeotextilePermittivitySec:0.5
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required mm.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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