#	Letters of Interpretation
1	05/02/2013 - 1926.702(e)(1) - Standards and enforcement policy for construction concrete pumping operations using 'concrete boom pump trucks. '
2	07/29/2010 - 1926.702(e) - Whether OSHA prohibits the use of a double D-bend elbow ("Rams Horn") shut-off valve at the end of a concrete pumping hose.
3	08/17/1994 - 1926.702 - OSHA standard addressing the materials used for constructing guardrails.
4	07/29/2010 - 1926.702, 1926.702(e) - Whether OSHA prohibits the use of a double D-bend elbow ("Rams Horn") shut-off valve at the end of a concrete pumping hose.
5	07/20/2006 - 1926.702(i)(2) - Whether it is mandatory to use a wet saw when cutting brick or concrete block.
6	07/20/2006 - 1926.702, 1926.702(i)(2) - Whether it is mandatory to use a wet saw when cutting brick or concrete block.
7	05/11/2005 - 1926.702(b) - Requirements for leaving construction equipment and powder-actuated tools unattended on a construction building site; impalement protection from reinforcing steel for masonry workers on a scaffold.
8	05/11/2005 - 1926.702(a) - Requirements for leaving construction equipment and powder-actuated tools unattended on a construction building site; impalement protection from reinforcing steel for masonry workers on a scaffold.
9	11/02/2000 - 1926.702(b) - Guard requirements for concrete mixers with loading skips.
10	08/17/1994 - 1926.702 - Materials used for constructing guardrails.
11	07/29/1986 - 1926.702(c) - Centrifugal safety switch for a concrete trowel machine is acceptable.