BS 6912-1:1997
Safety of earth-moving machinery - Specification for hydraulic excavator and backhoe loader boom lowering control device

Standard No.

BS 6912-1:1997

Release Date

1997

Published By

British Standards Institution (BSI)

Status

Be replaced 2017-02

Replace By

BS ISO 8643:2017

BS 6912-1:1997(1999)

Latest

BS ISO 8643:2017

BS 6912-1:1997(1999)

Replace

95/104105 DC-1995 BS 6912 Part 1:1988

Scope

This International Standard establishes uniform requirements and test procedures for boom-lowering control devices fitted on boom-lift cylinders to control the rate of drop in the case of a hydraulic line failure or rupture. This International Standard applies to boom-lowering control devices on hydraulic excavators and the backhoe part of backhoe loaders, when used for handling and lifting objects.

BS 6912-1:1997 history

• 2017 BS ISO 8643:2017 Earth-moving machinery. Hydraulic excavator and backhoe loader lowering control device. Requirements and tests
• 1997 BS 6912-1:1997 Safety of earth-moving machinery - Specification for hydraulic excavator and backhoe loader boom lowering control device