Tri-State Generation & Transmission – Craig Unit 1, 2 and 3 Relay Upgrades

eec_admin Protective Relaying, Public Utility Districts, Rural Electric Associations

Design of complete replacement of electromechnical relays with microprocessor relays for Unit 1 and Unit 2 (450MVA). Design of replacement of electromechanical line differential relays with microprocessor relay for Unit 3 (450MVA). Design included removal drawings for existing equipment and wiring, installation drawings with separate panel mounted units for retrofit to existing control boards, new AC and DC schematics, interface …

Wheatland Rural Electric Association—Long Range Plan, Construction Work Plan and Sectionalizing Study

eec_admin Planning and Studies, Public Utility Districts, Rural Electric Associations

EEC performed engineering services to create a four year Construction Work Plan and Environmental Report, a 10-Year Long Range Plan and a complete sectionalizing study of the distribution system. Work involved updating the existing Milsoft Model, system analysis, report generation and recommendations for protective device placement.

Carbon Power and Light, Inc.—Long Range Plan, Construction Work Plan and Sectionalizing Study

eec_admin Planning and Studies, Public Utility Districts, Rural Electric Associations

EEC performed engineering services to create a four year Construction Work Plan and Environmental Report, a 20-Year Long Range Plan and a complete sectionalizing study of the distribution system. Work involved updating the existing Milsoft Model, system analysis, report generation and recommendations for protective device placement.

Gunnison County Electric Association Almont North and South 25kV Distribution Line Rebuild

eec_admin Public Utility Districts, Rural Electric Associations, Transmission and Distribution

Replacement of an existing 25kV line over several mesas, crossing the East River between Crested Butte and Gunnison. Work included survey-grade GPS mapping of the line route, PLS-CADD and PLS-Pole modeling of the line and structures, one 800 foot span crossing from the top of a mesa to the far side of the river 200 feet below, field staking, construction …