Heisei 20-nendo shisetsu kōshin, taishinka manyuaru kentō chōsa (tonneru hoshū hōhō tō no kakuritsu kentō chōsa) hōkokusho.
Contributors: Mizu Shigen Kikō (Japan)
Publisher: Mizu Shigen Kikō
Published: 2009
Place of publication: [Saitama-shi]
Language: jpn
Subjects: Tunnels -- Design and construction
Other titles: Shisetsu kōshin, taishinka manyuaru kentō chōsa (tonneru hoshū hōhō tō no kakuritsu kentō chōsa) hōkokusho; Shisetsu kōshin, taishinka manyuaru kentō chōsa hōkokusho; (Tonneru hoshū hōhō tō no kakuritsu kentō chōsa) hōkokusho