The group is working at a series of ITA contractual pronouncements addressing the most serious issues in underground construction and the appropriate responses contractually.

SIA OTIA USIC ASIAT
viale Stazione 4
6500 Bellinzona
Switzerland

Tel: +41-91-210 4777
Fax: +41-91-210 4778

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Civil Eng., MSc Geotechnics, MBA, Public Procurement 
Lisbon General Drainage Plan 2016-2030
Deputy Coordinator & Tunnel Specialist

Tel: 00351 962413499

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Ingetec
Carrera 6 N° 30 A - 30
Bogotá D.C.
Colombia

Tel: +57  (1) 288 4531

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Publications

Working Group 3: Contractual Practices