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Some project specs in Iowa: area, infrastructure, foundations  

Author:  | Iowa, Siting, Technology

Project Name

Top of Iowa Wind Farm

Developer

Midwest Renewable Energy Corporation and Zilkha Renewable Energy

Owner

Entergy Corporation and Shell Wind Corporation

Contructor

M.A. Mortenson

Project Size

81 MW

Location

Approx 3 miles east of Town of Joice, Worth County, Iowa

Site Area

Approx 5,900 acres of cropland consisting of 49 separate parcels of land [73 acres/MW]

Generating Equipment

89 NEG Micon 900 kW turbines on 237 foot tall tubular towers

Balance of Plant Facilities

21.8 miles of underground electric and data collection cable, 10.4 miles of overhead electric cable, 16 miles of gravel service roads, 2 permanent MET towers, one 161 kV substation, and one operation and maintenance building

Foundation (each)

7 ft deep, 42 feet wide; 188 cu yards of concrete; 25,713 lbs of reinforcing steel

Job Creation

Approx 95,300 person-hours (or 75 people for 8 months) during construction; 4-6 long-term jobs

Local County Taxes

Approx $13.4 Million over 25 years

Power Purchaser

Alliant Energy of Madison Wisconsin

Ground Breaking

April, 2001

Commercial Operation

November, 2001
Project Name

Top of Iowa II Wind Farm

Developer

Midwest Renewable Energy Corporation

Owner

Iberdrola Renewable Energies

Constructor

Wanzek

Size

80 MW

Location

Approx 3 miles west of the Town of Kensett, Worth County, Iowa

Site Area

Approx 6,089 acres of cropland consisting of 60 separate parcels of land [76 acres/MW]

Generating Equipment

40 Gamesa G87 2MW turbines on 253 foot tall tubular towers

Balance of Plant Facilities

14.2 miles of underground electric and data collection cable, 8.5 miles of gravel service roads, 1 permanent MET towers, sharing of the Top of Iowa Wind Farm 161 kV substation and a single O&M Building

Foundation (each)

Approx 430 cu yards of concrete; 34 tons of reinforcement steel

Job Creation

Approx 96,000 person-hours (or 75 people for 8 months) during construction: 4-6 long-term operational

Power Purchasers

Wisconsin Public Power and Madison Gas and Electric

Local County Taxes

Approx $23.2 Million over 25 years

Ground Breaking

April, 2007

Commercial Operation

February, 2008
Project Name

Top of Iowa III Wind Farm

Developer

Midwest Renewable Energy Corporation

Owner

Madison Gas and Electric Company

Constructor

Wanzek

Size

29.7 MW

Location

Approx 3 miles west of the Town of Kensett, Worth County, Iowa

Site Area

Approx 1,332 acres of cropland consisting of 10 separate parcels of land [45 acres/MW]

Generating Equipment

18 Vestas 1.65 MW turbines on 260 foot tall tubular towers

Balance of Plant Facilities

6.2 miles of underground electric and data collection cable, 3.8 miles of gravel service roads, 1 permanent MET towers and sharing of the Top of Iowa Wind Farm 161 kV substation

Foundation (each)

Approx 390 cu yards of concrete; 30 tons of reinforced steel

Job Creation

Approx 36,000 person-hours (or 25 people for 6 months) during construction; 1-2 long-term operational

Local County Taxes

Approx $10.3 Million over 25 years

Ground Breaking

April, 2007

Commercial Operation

October, 2007
Project Name

Barton II Wind Farm

Developer

Midwest Renewable Energy Corporation

Owner

Iberdrola Renewable Energies

Constructor

Wanzek

Size

80 MW

Location

Approx 6 miles east of the Town of Kensett, Worth County, Iowa

Site Area

Approx 8000 acres of cropland consisting of over 50 separate parcels of land [100 acres/MW]

Generating Equipment

40 Gamesa G87 2 MW turbines on 260 foot tall tubular towers

Balance of Plant Facilities

12 miles of underground electric and data collection cable, 10.2 miles of gravel service roads, 1 permanent MET towers, a single 161 kV substation shared with Barton and a single shared O&M Building

Foundations [each]

Approx 450 cu yards of concrete; 34 tons of reinforcement steel

Job Creation

Approx 96,000 person-hours (or 75 people for 8 months) during construction; 5-6 long-term operational

Local County Taxes

Approx $30 Million over 25 years

Ground Breaking

May, 2008

Commercial Operation

June, 2009
Project Name

Elk Wind Farm

Project Owner

Elk Wind Energy LLC

Project Developer

RPMA Wind Development LLC

Project Size

41 MW

Project Location

West of town of Greeley in Elk Township, Delaware County, Iowa

Project Site Area

Approximately 3,367 acres of gently rolling and open farmland where corn and soy beans are the dominant crops [82 acres/MW]

Proposed Generating Equipment

Between 27 – 1.5 MW to 17 – 2.4 MW turbines on 80 meter tubular towers [17 – 2.5 MW actually erected]

Proposed Balance of Plant Facilities

Approximately 9.7 miles of underground electric and data collection cable, 5.4 miles of gravel service roads, 14 entrances, 1 permanent MET tower, a single 69 kV substation, and a single operations and maintenance building

Expected Ground Breaking

May 1, 2011

Expected Commercial Operation

Dec 31, 2011
Project Name

Winnebago Wind Farm

Developer

Midwest Renewable Energy Corporation

Owner

Iberdrola Renewable Energies

Constructor

Wanzek

Size

20 MW

Location

Approx 2 miles south of the Town of Thompson, Winnebago County, Iowa

Site Area

Approx 2000 acres of cropland consisting of over 12 separate parcels of land [100 acres/MW]

Generating Equipment

10 Gamesa G87 2MW turbines on 260 foot tall tubular towers

Balance of Plant Facilities

Approx 3 miles of underground electric and data collection cable, 2.5 miles of gravel service roads, 1 permanent MET towers, a single 69kV substation and a single shared O&M Building

Foundation (each)

Approx 450 cu yards of concrete; 34 tons of reinforcement steel

Job Creation

Approx 24,000 person-hours (or 38 people for 4 months) during construction; 1-2 long-term operational

Local County Taxes

Approx $7.5 Million over 25 years

Power Purchaser

Dairyland Power Cooperative

Ground Breaking

May, 2008

Commercial Operation

September, 2008

This material is the work of the author(s) indicated. Any opinions expressed in it are not necessarily those of National Wind Watch.

The copyright of this material resides with the author(s). As part of its noncommercial effort to present the environmental, social, scientific, and economic issues of large-scale wind power development to a global audience seeking such information, National Wind Watch endeavors to observe “fair use” as provided for in section 107 of U.S. Copyright Law and similar “fair dealing” provisions of the copyright laws of other nations. Queries e-mail.

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