putlog

plural putlogs · alternative putlock

1. architectureOne of the pieces of timber, or metal, on which the planks forming the platform of scaffolding are supported, one end resting on the ledger of the scaffold, and the other in a hole made in the wall (a putlog hole) for that purpose.

   The platform in this type of scaffold is supported by putlogs and not transoms.

   2005, Malcolm Thorpe, Brickwork, Level 3, page 85

   2 more examples

   A common type of scaffold for smaller jobs is a single pole or putlog scaffold which consists of a platform resting on horizontal putlogs (called transoms in independent scaffolds) fixed at 90° to the face of the building (figure 15).

   1995, International Labour Office, Safety, Health and Welfare on Construction Sites: A Training Manual, page 21

   Where putlogs are not required to support boards, a putlog must occur within 300mm of each standard. / When bracing is connected to a putlog, the putlog must be connected to a ledger.

   2008, Construction Confederation, House Builders Health & Safety Manual 2008 (Construction), →ISBN, page 7-15