{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Control of horizontal cracking in the ends of pretensioned prestressed concrete girders (Portland Cement Association.  Research and Development Laboratories.  Development Department.  Bulletin)","author_name":"William Thomas Marshall","thumbnail_url":"https://www.ebooknetworking.net/books/B00/07E/bigB0007EW296.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0007EW296.html\">Control of horizontal cracking in the ends of pretensioned prestressed concrete girders (Portland Cement Association.  Research and Development Laboratories.  Development Department.  Bulletin)</a>","width":400,"height":300}