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Coordinate Error リスクコスト計算

Estimate the potential financial impact of coordinate errors in your project. This tool uses industry-standard risk multipliers and real-world case study data to help you quantify geodetic liability.

Estimated Financial Impact

$0

How Calculation Works

This calculator applies the 1-10-100 Rule of Quality Costs adapted for geospatial data:

Base costs are derived from our forensic analysis of actual industry failures.

US State Plane (SPCS) Converters & Local Guides

Professional engineering and surveying transformations from state-specific conformal grids to GPS WGS84.

Professional Risk Notice

Using the wrong datum or applying coordinates without grid-to-ground correction can cause 1-400 metre positional errors —a leading cause of surveying negligence claims and contract disputes.

See Legal Cases ($25K—10M) Contract Datum Risk Calculate My Exposure
専門家による測地検証済み
専門的な測地基準に準拠して検証済み

Civil Litigation Benchmarks for Surveying Negligence

専門家の賠償責任データによれば that early settlement for boundary disputes typically ranges from $5,000–$20,000. Full-scale trial defense for geodetic negligence claims averages $60,000–$150,000+ in legal fees alone, often exceeding the value of the disputed land.

Risk Exposure Metric: $150k+ Legal Defense & Expert Witness Exposure

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重要:計算結果の正確性を確認してください

座標精度はデバイスや測地系によって異なります。以下の確認を行わずに実務で使用しないでください:

GPS精度の警告

スマホのGPSは最大30メートルずれることがあります。これが原因でデータに重大なエラーが発生します。

精度を今すぐチェック →

測地系のリスク

誤った測地系(例:WGS84と日本測地系)を使用すると、常に数百メートルのズレが生じます。

測地系を確認する →