Basic Technical

Mine Spoil Recontourage

noun

Pronunciation: /maɪn spɔɪl ˌriːkɒnˈtʊrɪdʒ/

The reshaping and regrading of excavated waste rock piles (spoil) to restore natural topography and improve drainage patterns. This reclamation technique reduces erosion, enhances aesthetic appearance, and facilitates re-vegetation by creating stable slope angles.

Plain English

Reshaping piles of mining waste rock to look more natural, improve drainage, and prevent erosion.

Etymology & History

Origin languageFrench-English

Rootspoil (from Old French spoiller) + recontour (re- + contour from French)

First recorded use1970s

Usage frequencyUncommon

Usage

"Mine spoil recontourage was essential to eliminate unstable slopes and restore the landscape."

Style guide notes: Specify slope ratios when discussing recontourage angles for clarity.

Also known as

waste rock reshaping slope grading

Contrasted with

spoil pile abandonment

Related Terms

waste rock management landscape restoration erosion control

Frequently Asked Questions

How does recontourage improve reclamation?

It reduces erosion, improves water drainage, stabilizes slopes, and prepares surfaces for vegetation.

What slope angles are used in recontourage?

Typically 1V:3H to 1V:5H slopes depending on rock type and stability requirements.

Why Test Candidates on This?

Relevant for comprehensive mine closure and landscape rehabilitation strategies.

Required skill level: Mid

Mine Spoil ← Back to glossary Mine Subsidence