# Letters of Interpretation
1 - 1910.304(a)(1) - Covering for Grounded Contact Conductors on Overhead Traveling Crane Systems (Patrick E. Wall/DEP/GIE/Harvey/26611)
2 - 1910.304 - Electrical Grounding of Overhead Cranes and Hoists.
3 - 1910.304, 1910.304(f)(5)(v)(C)(5) - Electrical equipment grounding requirements on concrete floors.
4 - 1910.304(b)(2) - Compliance requirements for relocatable power taps or "power strips"
5 - 1910.304(b)(2), 1910.304 - Compliance requirements for relocatable power taps or "power strips"
6 - 1910.304(a)(3) - Grounding requirements for equipment connected by cord and plug.
7 - 1910.304 - Electrical Conductor Identification.
8 - 1910.304 - Grounding requirements with respect to a battery charger used with rechargeable power tools.
9 - 1910.304 - Extension cord equipped with a built-in "continuity tester".
10 - 1910.304(a)(2) - Acceptable job-made extension cords.
11 - 1910.304 - Electrical safety related work practices applicable to employees operating or working on or nearby, motor control centers in the workplace.
12 - 1910.304 - Testing equipment for use in potentially hazardous environments.
13 - 1910.304 - Double Insulated vs. Electrically Grounded Sewing Machines for Schooling Use.
14 - 1910.304(f) - Interpretation of standards applicable to battery storage installations.
15 - 1910.304 - Electrical Standards.