Item

Category: Photos -> Photographs  
Donor: James Cross
Location: Collections -> Oversized Document Room -> Scrapbook Boxes  
Accession Number: 2005.243.100  
Name of Object: slide of construction of Ludington pumped storage project  
Description: 8-2-1970 56 welders work 20 hours a day on the huge 20-30' sections of the 28' penstocks. they will be 24' in diameter when they reach the powerhouse. the decrease in diameter adds strength to the penstocks as the stress becomes continuosly greater at the power house end. every weld is x-rayed as well as visually inspected the sections are moved to the installation areas on steel dollies - LPSC Box slide # 8-114  
Height: 2 inches
Width: 2 inches  
Year Manufactured: 0000