Certificates

ISO certificates


enlarge
ISO 9001:2008

enlarge
ISO 14001:2004

Pre-tensioned concrete railway sleepers PS-94 and PS-94M


enlarge
CNTK Certificate of accreditation No AC 128 - 23/2007

enlarge
Certificate of admittance to exploitation

Pre-tensioned concrete railway sleepers PS-83


enlarge
CNTK Certificate of accreditation No AC 128 - 23/2007

enlarge
Certificate of admittance to exploitation

Turnout bearers


enlarge
CNTK Certificate of accreditation No AC 24/2007

enlarge
Certificate of admittance to exploitation

Level crossing of “Mirosław” type


enlarge
Certificate of admittance to exploitation

enlarge
National Certificate of Factory Production Control