Dimensions, general requirements and tests for general purpose and precast concrete types of manhole steps, including round bar manhole steps, manufactured from galvanized ferrous or stainless steel.
Product Details
Published: 06/30/1990 ISBN(s): 0580180298 Number of Pages: 16 File Size: 1 file , 470 KB Product Code(s): 00215143, 00215143, 00215143