#	Federal Register
1	10/02/2013 - 1926.1431 - 78:60900-60918 - 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 - PDF
2	10/02/2013 - 1926.1431, 1926.1431(b), 1926.1431(s) - 78:60900-60918 - 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, - PDF
3	03/21/2013 - 1926.1431 - 78:17432-17448 - Kiewit Power Constructors Co. et al.; Application for a Permanent Variance and Request for Comments - PDF

#	Regulations
1	Hoisting personnel.

#	Letters of Interpretation
1	04/21/2014 - 1926.1431(e)(10) - Protection of employees by overhead protection on a personnel platform, being lifted by a crane, when employees are exposed to falling objects
2	11/27/2013 - 1926.1431(g)(1) - Regarding the type of hook that is permitted when a crane is used to hoist personnel during underground construction work
3	03/20/2010 - 1926.1431(k)(10)(i) - Whether OSHA standards require employees to be tied off while working over water on an aerial lift.
4	08/10/2004 - 1926.1431(e)(6) - Evaluation of a personal platform enclosure panel.
5	01/02/2002 - 1926.1431 - Clarification of requirements for construction scaffold erection/dismantling; safe means of access; blocks for two-point suspension scaffolds.
6	05/28/1998 - 1926.1431(k)(11)(i) - Numerous clarifications regarding underground construction;variances; joint ventures.
7	07/25/1989 - 1926.1431(k)(10)(i) - Fall protection requirements for employees working over water.