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.
Original price was: $160.02.$80.00Current price is: $80.00.
Manhole steps-Specification for galvanized ferrous or stainless steel manhole steps
BSI Group , 06/30/1990
Pages: 16
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