CDG Engineers Architects Planners, Inc.
List of Technical Expertise


Mine Planning and Engineering

Mine Facilities and Site Infrastructure

Bulk Materials Handling and Transfer

Sampling, Weighing and Analysis

Flow Modeling and 3D Animations

Preparation Facilities (Screening,
Crushing, etc.)

Dust Control & Mitigation

Railroad Load-Out and Track Facilities

Marine Terminals and Load-Out Systems

Post-Mine Topography Planning and Design

Regulatory Compliance and
Permitting Assistance


• Antelope Coal Company
• Belle Ayr Mine
• Black Thunder Mine
• Blue Grass Coal Company
• Bridger Coal Company
• Caballo Rojo Coal Company
• Colowyo Coal Company
• Cordero Mining Company
• Delta Company
• Eagle Butte Mine
• Foundation Coal West
• General Chemical
(Green River, WY)
• Jacobs Ranch Mine
• Kennecott Energy Corporation
• Kiewit Mining Company
(Buckskin Mine)
• Knife River Corporation
• Lafarge (Cement) Corporation
• Mississippi Lime Company
• North Antelope Coal Company


Back to Mining
• OCI Wyoming, L.P.
• Peabody (Coal) Energy Corporation
• Powder River Coal Company
• Powder River Basin (PRB)
Coal Mines
• Rinker Materials
• Rio Tinto Energy America
• Savage Mine
• Spring Creek Coal Company
• Thunder Basin Coal Company
• T.J. Gundlach Machine Company
• Triton Coal Company
(Buckskin Mine)
• Western Energy Company
(WECO)
• Western Fuels
(Dry Fork Mine)
• Westmoreland Resources, Inc.
(Absaloka Mine)
• Wyodak Mine
• Zeigler Coal Company