Champman, David  <br/><br/>
Introduction to Tunnel Construction/  
David Champman 
 - Second edition 
 - Boca Raton, London:  CRC Press ,  c2018 
 - xxix, 424 pages :  illustrations   26cm.  
<br/><br/>Tunnels-- Design and Construction  
<br/><br/><label>ISBN: </label>	978-1-4987-6624-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Includes index.
<br/><br/><label>Dewey Class. No.: </label>Circ. 624.193 C449i 2018