South African tunnelling

TIBKAT | 1.1975/77 - 2002; damit Ersch. eingest.

Tunnelling at the Klippen hydro scheme

Nilsson, Birger | Online Contents | 1993

The Technology and potential of tunnelling : papers presented at the South African Tunnelling Conference, 1970 [Johannesburg] / ed. committee N. G. W. Cook ... Supported by The South African Institution of Civil Engineers ... ; Vol. 1: 1970

South African Institution of Civil Engineers | TIBKAT | 1970

The Technology and potential of tunnelling : papers presented at the South African Tunnelling Conference, 1970 [Johannesburg] / ed. committee N. G. W. Cook ... Supported by The South African Institution of Civil Engineers ...) ; Vol. 2: 1971

South African Institution of Civil Engineers | TIBKAT | 1971

Heavy tunnelling work -- Kiewa hydro-electric scheme

Kernot, C.H. | Engineering Index Backfile | 1942