
The National Board of Boiler and Pressure Vessel Inspectors
1055 Crupper Avenue
US-Columbus OH 43229-1183
Tel: +1 614 888 83 20
Fax: +1 614 847 18 28
Tel: +1 614 888 8320
Fax: +1 614 888 0750
E-mail: tparks@nationalboard.org