{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Comparative evaluation of precast concrete pipe-arch and arch structure","author_name":"James J Hill","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0007B5HH8.html\">Comparative evaluation of precast concrete pipe-arch and arch structure</a>","width":400,"height":300}