| Landfill and Pond/Pit Construction & Capping |

Columbia 's full range of services includes the construction of new storage facilities ranging from temporary containment areas for contaminated soils to sophisticated operational landfill units for disposal of industrial waste. Capping systems are constructed to achieve secure isolation of waste materials from the environment.
Our services in this area include:
- Landfill Construction and Closure
- RCRA Impoundment Construction
- Methane Collection Systems
- Methane/Leachate Collection Systems
- Sludge/Sediment Solidification and Removal
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