ISO-4362 Complete Document History
Hydrometric determinations -- Flow measurement in open channels using structures -- Trapezoidal broad-crested weirs

Complete Current Edition:
   2ND EDITION - TRAPEZOIDAL BROAD-CRESTED WEIR - Sept. 1, 1999

Obsolete Revision Information:
   1ST EDITION - MEASUREMENT OF LIQUID FLOW IN - Sept. 15, 1992