Standards Directives

Standards Directives (STD) are Federal OSHA directives that clarify or provide guidance regarding occupational safety and health standards.

Note: Federal OSHA directives not contained in this section have not been adopted for application in North Carolina. Questions regarding STDs should be directed to dol.onestopshop@labor.nc.gov.

Title and Description	Document Number	Effective Date
Agriculture Tractor and ROPS 29 CFR 1928.51(a); clarification of the definition "20 engine horsepower" used in the definition of agricultural tractor. 29 CFR 1928.51(b)(1)...	STD 04-00-001	1978-10-30
Air Nozzle Pressure for Cleaning 29 CFR 1910.242(b) and 41 CFR 50-204B; acceptable compliance methods. Clarification of "effective chip guarding." Old STD number: STD 1-13.1 -...	STD 01-13-001	1978-10-30
Automatic Cut-off Saws - Guards 29 CFR 1910,.213(a)(4); protecting employees from automatic cut-off saws that stroke continuously without the operator being able to control each...	STD 01-12-015	1978-10-30
Chain Saws - Blade Guards 29 CFR 1910.212; applicability to blade guards for chain saws. Old STD number: STD 1-12.9 - General Requirements for all Machines.	STD 01-12-009	1978-10-30
Circular Meat Cutting Saws - Guards 29 CFR 1910.212(a)(3)(ii); Guidance on the acceptable methods for guarding meat cutting saws. Old STD number: STD 1-12.5 - Acceptable Guarding for...	STD 01-12-005	1978-10-30
Compliance Guidance for Fall Protection in Residential Construction This directive provides guidance on fall protection for certain residential construction activities. It cancels and replaces OPN 109 regarding fall...	STD 03-11-002	2017-08-24
Compressed Gas Cylinders 29 CFR 1926.350(a)(9); application to to transporting, moving and storing compressed gas cylinders at construction sites only. Old STD number: STD 3-8...	STD 03-08-002	1981-03-11
Construction - Marine Material Handling Devices 29 CFR 1926.605(a)(1); application to marine construction material handling devices used in construction operations. Old STD number: STD 3-13.2 -...	STD 03-13-002	1982-07-15
Construction Work 29 CFR 1926.20, 29 CFR 1926.21, 29 CFR 1926.23, and 29 CFR 1904.2; citation policy. Old STD number: STD 3-1.1 - Construction Work - Citation Policy...	STD 03-01-001	1987-06-22
Cranes - Clearance Near Power Lines 29 CFR 1926.550(a)(15)(i); clarification as related to the "forbidden zone" for clearance between electrical power lines and any part of equipment or...	STD 03-12-001	1980-05-09
Cranes - Swing Radius 29 CFR 1926.550(a)(9); clarification of accessible areas within the swing radius of the rear of the rotating superstructure of the crane. Old STD...	STD 03-12-002	1978-10-30
Cutoff Wheels and Masonry Saws 29 CFR 1910.215, 29 CFR 1926.303, 29 CFR 1926.702(i); Guidance for violations related to guards for cutoff wheels and masonry saws. Old STD number...	STD 01-12-026	1994-09-26
Drains on Air Receivers 29 CFR 1910.169(a)(2)(i) and (6)(2); Provides guidelines for issuance of citations for violation of drain requirements for air receivers. Old STD...	STD 01-10-002	1978-10-30
Dry Chemical Portable Fire Extinguishers - Testing 29 CFR 1910.157(f)(2), (f)(2)(i) and (f)(4); exceptions for fire extinguisher repairs and/or subsequent hydrostatic tests which do not meet the...	STD 01-09-002	1981-08-05
Electrical Safety-Related Work Practices This instruction establishes policies and provides interpretive guidelines to ensure uniform enforcement of the standard for Electrical Safety-Related...	STD 01-16-007	1991-07-01
Electrostatic Spraying - Fire Protection System Clarifies applicability of 29 CFR 1910.107(h)(12). Old STD number: STD 1-5.1 - Fire Protection System Spraying.	STD 01-09-001	1978-10-30
Engraving Presses - Guards 29 CFR 1910.212(a)(3)(ii); Point of operation guarding requirements relative to hand-fed engraving presses when using the face down method of printing...	STD 01-12-022	1979-01-02
Explosive Actuated Fastening Tools 29 CFR 1910.243(d)(4)(iv), 29 CFR 1926.302(e)(5) - (6), and 29 CFR 1915.135(c)(3); interpretation as to when magazine-fed, explosive power operated...	STD 01-13-002	1985-12-09
Eye Washes and Emergency Showers - Battery Charging Stations 29 CFR 1910.151(c) and 29 CFR 1926.50 and .51; Guidelines regarding eye wash and body flushing facilities required for immediate emergency use in...	STD 01-08-002	1982-03-08
Fire Brigades - Fire-Resistive Coats 29 CFR 1910.156(e)(3)(ii); variation to the washing cycle requirements. Old STD number: 1-9.3 - Fire - Resistive Coat Requirements for Fire Brigades.	STD 01-09-003	1981-12-12
Flammable and Combustible Liquids - Storage Quantities 29 CFR 1910.106(e)(2)(ii)(b); clarification of the quantity of liquid that may be located outside an inside storage room or cabinet in a building or...	STD 01-05-015	1979-11-09
Forging Machines 29 CFR 1910.218; clarification of enforcement. Old STD number: STD 1-12.6 - Forging Machines.	STD 01-12-006	1978-10-30
Genetic Testing This instruction provides an interpretation of OSHA health standards that require medical surveillance programs specifying a medical history with...	STD 01-23-004	1980-08-22
Guarding of Fan Blades 29 CFR 1910.212(a)(5); Establishes guarding requirements for fans within seven (7) feet of floor or working level. Old STD number: STD 1-12.1 -...	STD 01-12-001	1978-10-30
Industrial Trucks; Battery Charging Stations 29 CFR 1910.178(g)(2); Clarification as it applies to areas where powered industrial truck batteries are charged only. Old STD number: STD 1-11.4 -...	STD 01-11-004	1978-10-30
Lift-Slab Construction 29 CFR 1926.705; policies and provides clarification to ensure uniform enforcement of the Lift - Slab Construction Operations Standard. Old STD number...	STD 03-15-003	1991-03-01
Liquid Propane Gas - Venting to the Atmosphere 29 CFR 1910.110(b)(14)(iv); guidance in transferring LP-Gas from storage containers to fuel containers of industrial trucks. Old STD number: STD 1-5...	STD 01-05-016	1980-10-16
Low Profile Tractor - ROPS 29 CFR 1928.51(b)(1) and (2), (b)(5)(i) and (ii), and (a)(2), (3), and (4); clarification of Roll-over Protective Structures (ROPS) for tractors used...	STD 04-00-002	1978-10-30
Machine Guarding - Food Waste Disposal Equipment 29 CFR 1910.212(a)(1); Acceptability of a trimboard as a guard. Old STD number: STD 1-12.10 - Food Waste Disposal Equipment.	STD 01-12-010	1978-10-30
Mechanical Power Presses 29 CFR 1910.217; Guidance to recognize mechanical power press point of operation hazards. Clarification of definitions, guards, develop and methods of...	STD 01-12-021	1978-10-30
Mechanical Power Presses - Single Stroke Mechanism 29 CFR 1910.217(b)(3)(i); Interpretation and guidance for the requirement of single stroke mechanisms on full revolution mechanical power presses. Old...	STD 01-12-020	1978-10-30
Mechanical Power Presses and Iron Workers 29 CFR 1910.212 and 1910.217; Guidance in the recognition of the difference between iron workers and similarly configured mechanical power presses...	STD 01-12-027	1981-06-30
Mechanical Power Presses, Diesetting - Guards 29 CFR 1910.217; Guidance in applying point-of-operation guarding requirements on mechanical power presses during diesetting operations. Also...	STD 01-12-024	1979-07-30
Metal Cutting Shears - Awareness Barriers 29 CFR 1910.212(a)(3)(ii); Guidance for applying awareness barrier safeguards as installed on metal cutting shears. Old STD number: STD 1-12.25A -...	STD 01-12-025	1994-07-12
Metal Manhole Ladders 29 CFR 1910.268(h)(8)(i)-(vi); clarification of standard to mean "portable" metal manhole ladders. Old STD number: STD 1-15.4 - Ladders Requirements...	STD 01-15-004	1978-10-30
Overhead and Gantry Cranes 29 CFR 1910.179(e)(6)(i) and (g)(2)(i) and 1910.181(j)(1)(i), and 1926.550(d)(4) and (e); clarification of the term "normal operating conditions." Old...	STD 03-12-004	1982-02-08
Oxygen; Bulk Oxygen Systems 29 CFR 1910.104(b)(3)(iii); clarification of fire resistive structures versus fire wall. Old STD number: STD 1-5.8 - Oxygen; Bulk Oxygen Systems...	STD 01-05-008	1978-10-30
Personal Protective Equipment - Hand Protection in Meat Cutting 29 CFR 1910.132(a); requirements for use of wire mesh gloves in the meat departments of retail food stores. Old STD number: STD 106.1 - Retail Food...	STD 01-06-001	1978-10-30
Personal Protective Equipment - Hard Hat Exemption Establishes policy as to exemption from hard hat use for religious reasons. Old STD number: 1-6.5 - Exemption for Religious Reason from Wearing Hard...	STD 01-06-005	1994-06-20
Pile Driving Equipment - Tying Off Employees 29 CFR 1926.603(a)(3); clarification as it relates to tying off loft-workers, top-men or pile-monks using work platforms or stirrups on sheet piling...	STD 03-13-001	1978-10-30
Platen Presses 29 CFR 1910.217(a)(5) adds platen presses to the list of excluded machines. 29 CFR 1910.212 applies to point of operation guarding for platen presses...	STD 01-12-007	1978-10-30
Polychlorinated Biphenyls (PCBs) 29 CFR 1910.1000; classification of Polychlorinated Biphenyls (PCBs) Standards; airborne levels for two isomers of PCBs are listed in Table Z-1...	STD 01-04-002	1978-10-30
Portable Belt Sanders - Guards 29 CFR 1910.243(a)(3) and 29 CFR 1926.304(f); application to guarding of portable belt sanders. Old STD number: STD 1-13.4 - Portable Belt Sanding...	STD 01-13-004	1981-08-05
Power Transmission Belts 29 CFR 1910.219; Clarification of terms as it applies to power transmission belts, and guarding by location. Old STD number: STD 1-12.14 -...	STD 01-12-014	1978-10-30
Powered Industrial Trucks 29 CFR 1910.178(c)(2)(vii) and 29 CFR 1910.178(c)(2), Table N-1, Summary Table; Resolves disparity on the use of Powered Industrial Trucks (PITs) in...	STD 01-11-006	1979-02-19
Powered Platforms for Exterior Building Maintenance 29 CFR 1910.66(b)(3); Building anchors used for intermittent stabilization of suspended powered platforms in window washing and light exterior...	STD 01-03-003	1982-11-01
Powered Platforms for Exterior Building Maintenance - Page Changes for STD 01-03-003 Transmits a page change to OSHA Instruction STD 01-03-003, November 1, 1982. Old STD number: STD 1-3.3 CH-1 - Page Changes for OSHA Instruction STD 1...	STD 01-03-003 CH-1	1985-11-12
Radial Saws - Guards 29 CFR 1910.213(h)(1); Application of radial saw guards as it relates to saw mills. Old STD number: STD 1-12.17 - Radial Saw Guards.	STD 01-12-017	1978-10-30
Radial Saws - Labeling 29 CFR 1910.213(h)(5); Caution labeling. Old STD number: STD 1-12.4 - Caution Labeling of Radial Saws.	STD 01-12-004	1978-10-30
Replacement Welding Tips 29 CFR 1910.252(a)(1)(iii); clarification. Old STD number: STD 01-14-001 - Replacement Welding Tips.	STD 01-14-001	1978-10-30
Ripsaws, Cutoff Saws, and Radial Saws 29 CFR 1910.213: application of paragraph (c)(1) to hand-fed ripsaws and paragraphs (g)(1) and (h)(1) to swing cutoff saws and radial saws. Old STD...	STD 01-12-018	1978-10-30
Securing Trucks or Trailers to Loading Docks 29 CFR 1910.178(k)(1) and (m)(7); This instruction allows the use of a mechanical means to secure trucks or trailers to a loading dock in situations...	STD 01-11-007	1981-08-05
Sewing Machines - Guards 29 CFR 1910.212(a)(1), 29 CFR 1910.219(a)(1) and (e)(3); Evaluation of nip point and moving belt hazards on light and medium duty sewing machines in...	STD 01-12-019	1978-10-30
Spray Booths - Average Air Velocity 29 CFR 1910.107(b)(5)(i); clarification of air velocity. Old STD number: STD 1-5.10 - Average Air Velocity of Spray Booths.	STD 01-05-010	1978-10-30
Steel Erection - Concrete Forms and Shoring Storage 29 CFR 1926.250(b)(1); Material storage, as related to interim storage of concrete forms and shoring between placements. Old STD number: STD 3-6.2 -...	STD 03-06-002	1978-10-30
Steel Erection - Temporary Flooring Storage 29 CFR 1926.250(b)(1); Material storage, as related to interim storage of temporary flooring. Old STD number: STD 3-6.1 - As Related to Interim...	STD 03-06-001	1978-10-30
Telecommunication Work 29 CFR 1910.268(a)(2)(i) and (3); clarification of "Operations Which Involve Construction Work" as related to telecommunication work. Old STD number...	STD 01-15-001	1978-10-30
Three-Roller Printing Ink Mills - Guards 29 CFR 1910.212(a)(1); Application to the ingoing nip point on three-roller printing ink mills. Old STD number: 1-12.23A - Guarding of Three-Roller...	STD 01-12-023	1994-07-12
U.S. DOT Exemption DOT-E 8845 29 CFR 1910.109(b)(1) and inconsistency with US DOT exemption which permits the transportation of specially designed and equipped select fire oil-well...	STD 01-05-018	1994-07-12
Welding, Cutting or Heating of Metals Coated with Lead-Bearing Paint 29 CFR 1926.353 and 1926.354; requirements when welding, cutting or heating is performed in an enclosed space on metals coated with lead-bearing paint...	STD 03-08-001	1978-10-30
Alternating Tread Type Stair Archived 03/25/2022 - STD 01-01-011. Newly developed alternating tread type stair not presently covered by existing OSHA standards. Effective March 25...
Clearance of Handrails and Railings Archived 03/25/2022 - STD 01-01-006. This directive provided citation guidance for 29 CFR 1910.23(e)(5)(iii). Old STD 1.1-6 Handrails and Railings...
Department of Transportation (DOT) Exemption Which Allow Shipment of Combustible and Flammable Liquids in Polyethylene Archived 8/08/2005 - STD 01-05-014. This instruction permits the use of DOT specification, nonspecification polyethylene, and nonregulated containers...
Fall Protection Archived 03/25/2022 - STD 01-01-013. 29 CFR 1910.23(c)(1), (c)(3) and 1910.132(a); application to fall hazards while performing various tasks...
Fixed Ladders - Manhole (Rungs) Steps Archived 03/25/2022 - STD 01-01-009. 29 CFR 1910.27; Revises OSHA Instruction STD 1-1.2, paragraph 4.b. by including spacing dimensions for individual...
Hunt-Pierce Servi-Lift #9-271 Aerial Lift Archived 10/2002 - Requires the six torque plate bolts which hold the torque plate that joins the upper and lower booms of the Servi-Lift be in place...
Ladders and Fixed Ladders Archived 03/25/2022 - STD 01-01-003. 29 CFR 1910.27(d)(5) and 29 CFR 1926.450(a)(5); citation guidance for ladder safety devices and general...
Nominal Diameter 29 CFR 1910.23(e)(3)(ii); Clarification of the term "nominal diameter." Old STD 1-1.1 Nominal Diameter.	STD 01-01-001	1978-10-30
Scaffolding Archived 8/09/2005 - STD 03-10-004. The purpose of this directive is to clarify the application of 29 CFR 1926.451, Scaffolding, Construction...