Directives
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 1  1997 - 01/07/1997 - CPL 02-01-023 [CPL 2-1.23] - Inspection Procedures for Enforcing Subpart L, Scaffolds Used in Construction - 29 CFR 1926.450-454

Federal Registers
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 1  2014 - 04/18/2014 - Proposed Modification of the Uniform Chimney Variance To Include Industrial Access, Inc., and Marietta Silos LLC - 79: 21956-21958
 2  2014 - 01/31/2014 - Proposed Revocation of Permanent Variances Granted for Chimney Construction - 79: 5462-5466
 3  2013 - 10/02/2013 - Kiewit Power Constructors Co. et al. [Avalotis Corp., Bowen Engineering Corporation, Commonwealth Dynamics, Inc., Gibraltar Chimney International, LLC, Hamon Custodis, Inc., Hoffmann, Inc., International Chimney Corporation, Karrena International Chimney, Matrix SME, Inc., NAES Power Contractors, Pullman Power, LLC, R and P Industrial Chimney Co., Inc., T. E. Ibberson Company, TIC--The Industrial Company]; Grant of a Permanent Variance - 78: 60900-60918
 4  2013 - 03/21/2013 - Kiewit Power Constructors Co. et al.; Application for a Permanent Variance and Request for Comments - 78: 17432-17448
 5  2009 - 11/09/2009 - Avalotis Corp.; Notice of Application for a Permanent Variance and Interim Order, Grant of an Interim Order, and Request for Comments - 74:57704-57712
 6  2009 - 08/18/2009 - Gibraltar Chimney International, LLC, Hoffmann, Inc., and Kiewit Power Constructors Co.: Grant of a Permanent Variance - 74:41742-41749
 7  2009 - 08/18/2009 - Gibraltar Chimney International, LLC, Hoffmann, Inc., and Kiewit Power Constructors Co.: Grant of a Permanent Variance - 74:41749-41757
 8  2009 - 01/23/2009 - Calaveras Power Partners L.P., Matrix Service Inc., T. E. Ibberson Company, TIC--The Industrial Company, and Zachry Construction Corporation; Notice of Application for a Permanent Variance and Interim Order, Grant of an Interim Order, and Request for Comments - 74:4237-4245
 9  2006 - 03/01/2006 - Commonwealth Dynamics, Inc., Mid-Atlantic Boiler & Chimney, Inc.,\1\ and R and P Industrial Chimney Co., Inc.; Grant of a Permanent Variance - 71:10557-10565
 10  1999 - 01/04/1999 - Washington State Standards; Notice of Approval. - 64:184-186

Standard Interpretations
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 1  2011 - 05/24/2011 - Toprail height requirements for pump jack scaffolds.
 2  2007 - 01/26/2007 - Re: Subpart L; scaffolds; Companion Rail, rail extensions for mobile scaffolds; 1926.451.
 3  2006 - 01/25/2006 - Whether OSHA standards prohibit using two power hoists wired together to a single control;whether a minimum of two persons are required to be on board a two-point suspended scaffold.
 4  2003 - 10/30/2003 - Revised response regarding the storage of materials on a scaffold for more than one shift's work.
 5  2003 - 07/07/2003 - Requirements for fall protection when ladder jack scaffolds are used for residential and commercial construction.
 6  2002 - 04/16/2002 - Planking, safety line, and personal fall arrest system requirements for tank builder's scaffolding.
 7  2001 - 12/11/2001 - Exemptions for installation of guardrails on wall (interior) side.
 8  2001 - 11/27/2001 - Applicable standards to lifting personnel on a platform supported by a rough-terrain forklift.
 9  2001 - 05/25/2001 - Acceptability of climbing over or through guardrails on scaffolds used in construction.
 10  2001 - 05/10/2001 - Requirements applicable to the design, inspection, and testing of imported scaffolding.
 11  1997 - 03/21/1997 - Longitudinal bracing across the inner and outer rows of posts on tube and coupler scaffolds.

Regulations (Standards - 29 CFR)
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 1  1926.452 - Additional requirements applicable to specific types of scaffolds.