OSHA Regulations (Standards - 29 CFR)

Telecommunications - 1910.268  
 

  • Standard Number: 1910.132
  • Standard Title: Occupational Safety and Health Standards
  • SubPart Number: R
  • SubPart Title: Special Industries
  • Applicable Standard: Applicable Standard:

 

1910.268(a)

Application.

1910.268(a)(1)

This section sets forth safety and health standards that apply to the work conditions, practices, means, methods, operations, installations and processes performed at telecommunications centers and at telecommunications field installations, which are located outdoors or in building spaces used for such field installations. Center work includes the installation, operation, maintenance, rearrangement, and removal of communications equipment and other associated equipment in telecommunications switching centers. Field work includes the installation, operation, maintenance, rearrangement, and removal of conductors and other equipment used for signal or communication service, and of their supporting or containing structures, overhead or underground, on public or private rights of way, including buildings or other structures.

..1910.268(a)(2)

1910.268(a)(2)

These standards do not apply:

1910.268(a)(2)(i)

To construction work, as defined in § 1910.12, nor

1910.268(a)(2)(ii)

to installations under the exclusive control of electric utilities used for the purpose of communications or metering, or for generation, control, transformation, transmission, and distribution of electric energy, which are located in buildings used exclusively by the electric utilities for such purposes, or located outdoors on property owned or leased by the electric utilities or on public highways, streets, roads, etc., or outdoors by established rights on private property.

1910.268(a)(3)

Operations or conditions not specifically covered by this section are subject to all the applicable standards contained in this Part 1910. See § 1910.5(c). Operations which involve construction work, as defined in 1910.12 are subject to all the applicable standards contained in Part 1926 of this chapter.

1910.268(b)

General --

1910.268(b)(1)

Buildings containing telecommunications centers --

1910.268(b)(1)(i)

Illumination. Lighting in telecommunication centers shall be provided in an adequate amount such that continuing work operations, routine observations, and the passage of employees can be carried out in a safe and healthful manner. Certain specific tasks in centers, such as splicing cable and the maintenance and repair of equipment frame lineups, may require a higher level of illumination. In such cases, the employer shall install permanent lighting or portable supplemental lighting to attain a higher level of illumination shall be provided as needed to permit safe performance of the required task.

..1910.268(b)(1)(ii)

1910.268(b)(1)(ii)

Working surfaces. Guard rails and toe boards may be omitted on distribution frame mezzanine platforms to permit access to equipment. This exemption applies only on the side or sides of the platform facing the frames and only on those portions of the platform adjacent to equipped frames.

1910.268(b)(1)(iii)

Working spaces. Maintenance aisles, or wiring aisles, between equipment frame lineups are working spaces and are not an exit route for purposes of 29 CFR 1910.34.

1910.268(b)(1)(iv)

Special doors. When blastproof or power actuated doors are installed in specially designed hardsite security buildings and spaces, they shall be designed and installed so that they can be used as a means of egress in emergencies.

1910.268(b)(1)(v)

Equipment, machinery and machine guarding. When power plant machinery in telecommunications centers is operated with commutators and couplings uncovered, the adjacent housing shall be clearly marked to alert personnel to the rotating machinery.

1910.268(b)(2)

Battery handling.

1910.268(b)(2)(i)

Eye protection devices which provide side as well as frontal eye protection for employees shall be provided when measuring storage battery specific gravity or handling electrolyte, and the employer shall ensure that such devices are used by the employees. The employer shall also ensure that acid resistant gloves and aprons shall be worn for protection against spattering. Facilities for quick drenching or flushing of the eyes and body shall be provided unless the storage batteries are of the enclosed type and equipped with explosion proof vents, in which case sealed water rinse or neutralizing packs may be substituted for the quick drenching or flushing facilities. Employees assigned to work with storage batteries shall be instructed in emergency procedures such as dealing with accidental acid spills.

1910.268(b)(2)(ii)

Electrolyte (acid or base, and distilled water) for battery cells shall be mixed in a well ventilated room. Acid or base shall be poured gradually, while stirring, into the water. Water shall never be poured into concentrated (greater than 75 percent) acid solutions. Electrolyte shall never be placed in metal containers nor stirred with metal objects.

1910.268(b)(2)(iii)

When taking specific gravity readings, the open end of the hydrometer shall be covered with an acid resistant material while moving it from cell to cell to avoid splashing or throwing the electrolyte.

1910.268(b)(3)

Medical and first aid. First aid supplies recommended by a consulting physician shall be placed in weatherproof containers (unless stored indoors) and shall be easily accessible. Each first aid kit shall be inspected at least once a month. Expended items shall be replaced.

..1910.268(b)(4)

1910.268(b)(4)

Hazardous materials. Highway mobile vehicles and trailers stored in garages in accordance with § 1910.110 may be equipped to carry more than one LP-gas container, but the total capacity of LP-gas containers per work vehicle stored in garages shall not exceed 100 pounds of LP-gas. All container valves shall be closed when not in use.

1910.268(b)(5)

Compressed gas. When using or transporting nitrogen cylinders in a horizontal position, special compartments, racks, or adequate blocking shall be provided to prevent cylinder movement. Regulators shall be removed or guarded before a cylinder is transported.

1910.268(b)(6)

Support structures. No employee, or any material or equipment, may be supported or permitted to be supported on any portion of a pole structure, platform, ladder, walkway or other elevated structure or aerial device unless the employer ensures that the support structure is first inspected by a competent person and it is determined to be adequately strong, in good working condition and properly secured in place.

1910.268(b)(7)

Approach distances to exposed energized overhead power lines and parts. The employer shall ensure that no employee approaches or takes any conductive object closer to any electrically energized overhead power lines and parts than prescribed in Table R-2, unless:

1910.268(b)(7)(i)

The employee is insulated or guarded from the energized parts (insulating gloves rated for the voltage involved shall be considered adequate insulation), or

1910.268(b)(7)(ii)

The energized parts are insulated or guarded from the employee and any other conductive object at a different potential, or

1910.268(b)(7)(iii)

The power conductors and equipment are deenergized and grounded.

TABLE R-2 - APPROACH DISTANCES TO EXPOSED ENERGIZED OVERHEAD
    POWER LINES AND PARTS

Voltage range (phase to phase, RMS) Approach distance (inches)
300 V and less (1)
Over 300V, not over 750V 12
Over 750V not over 2 kV 18
Over 2 kV, not over 15 kV 24
Over 15 kV, not over 37 kV 36
Over 37 kV, not over 87.5 kV 42
Over 87.5 kV, not over 121 kV 48
Over 121 kV, not over 140 kV 54

  1 Avoid contact.

1910.268(b)(8)

Illumination of field work. Whenever natural light is insufficient to adequately illuminate the worksite, artificial illumination shall be provided to enable the employee to perform the work safely.

..1910.268(c)

1910.268(c)

Training. Employers shall provide training in the various precautions and safe practices described in this section and shall insure that employees do not engage in the activities to which this section applies until such employees have received proper training in the various precautions and safe practices required by this section. However, where the employer can demonstrate that an employee is already trained in the precautions and safe practices required by this section prior to his employment, training need not be provided to that employee in accordance with this section. Where training is required, it shall consist of on-the-job training or classroom-type training or a combination of both. The employer shall certify that employees have been trained by preparing a certification record which includes the identity of the person trained, the signature of the employer or the person who conducted the training, and the date the training was completed. The certification record shall be prepared at the completion of training and shall be maintained on file for the duration of the employee's employment. The certification record shall be made available upon request to the Assistant Secretary for Occupational Safety and Health. Such training shall, where appropriate, include the following subjects:

1910.268(c)(1)

Recognition and avoidance of dangers relating to encounters with harmful substances and animal, insect, or plant life;

1910.268(c)(2)

Procedures to be followed in emergency situations; and,

1910.268(c)(3)

First aid training, including instruction in artificial respiration.

1910.268(d)

Employee protection in public work areas.

1910.268(d)(1)

Before work is begun in the vicinity of vehicular or pedestrian traffic which may endanger employees, warning signs and/or flags or other traffic control devices shall be placed conspicuously to alert and channel approaching traffic. Where further protection is needed, barriers shall be utilized. At night, warning lights shall be prominently displayed, and excavated areas shall be enclosed with protective barricades.

1910.268(d)(2)

If work exposes energized or moving parts that are normally protected, danger signs shall be displayed and barricades erected, as necessary, to warn other personnel in the area.

1910.268(d)(3)

The employer shall insure that an employee finding any crossed or fallen wires which create or may create a hazardous situation at the work area:

1910.268(d)(3)(i)

Remains on guard or adopts other adequate means to warn other employees of the danger and

1910.268(d)(3)(ii)

has the proper authority notified at the earliest practical moment.

1910.268(e)

Tools and personal protective equipment -- Generally. Personal protective equipment, protective devices and special tools needed for the work of employees shall be provided and the employer shall ensure that they are used by employees. Before each day's use the employer shall ensure that these personal protective devices, tools, and equipment are carefully inspected by a competent person to ascertain that they are in good condition.

..1910.268(f)

1910.268(f)

Rubber insulating equipment.

1910.268(f)(1)

Rubber insulating equipment designed for the voltage levels to be encountered shall be provided and the employer shall ensure that they are used by employees as required by this section. The requirements of § 1910.137, Electrical Protective Equipment, shall be followed except for Table I-6.

1910.268(f)(2)

The employer is responsible for the periodic retesting of all insulating gloves, blankets, and other rubber insulating equipment. This retesting shall be electrical, visual and mechanical. The following maximum retesting intervals shall apply:

Gloves, blankets, and other insulating equipment Natural rubber Synthetic rubber
  Months
New
Re-issued
12
9
18
15

1910.268(f)(3)

Gloves and blankets shall be marked to indicate compliance with the retest schedule, and shall be marked with the date the next test is due. Gloves found to be defective in the field or by the tests set forth in paragraph (f)(5) of this section shall be destroyed by cutting them open from the finger to the gauntlet.

1910.268(g)

Personal climbing equipment --

1910.268(g)(1)

General. Safety belts and straps shall be provided and the employer shall ensure their use when work is performed at positions more than 4 feet above ground, on poles, and on towers, except as provided in paragraphs (n)(7) and (n)(8) of this section. No safety belts, safety straps or lanyards acquired after July 1, 1975 may be used unless they meet the tests set forth in paragraph (g)(2) of this section. The employer shall ensure that all safety belts and straps are inspected by a competent person prior to each day's use to determine that they are in safe working condition.

1910.268(g)(2)

Telecommunication lineman's body belts, safety straps, and lanyards --

..1910.268(g)(2)(i)

1910.268(g)(2)(i)

General requirements.

1910.268(g)(2)(i)(A)

Hardware for lineman's body belts, safety straps, and lanyards shall be drop forged or pressed steel and shall have a corrosion resistant finish tested to meet the requirements of the American Society for Testing and Materials B117-64, which is incorporated by reference as specified in § 1910.6 (50-hour test). Surfaces shall be smooth and free of sharp edges. Production samples of lineman's safety straps, body belts and lanyards shall be approved by a nationally recognized testing laboratory, as having been tested in accordance with and as meeting the requirements of this paragraph.

1910.268(g)(2)(i)(B)

All buckles shall withstand a 2,000-pound tensile test with a maximum permanent deformation no greater than one sixty-forth inch.

1910.268(g)(2)(i)(C)

D rings shall withstand a 5,000 pound tensile test without cracking or breaking.

1910.268(g)(2)(i)(D)

Snaphooks shall withstand a 5,000 pound tensile test, or shall withstand a 3,000-pound tensile test and a 180° bend test. Tensile failure is indicated by distortion of the snaphook sufficient to release the keeper; bend test failure is indicated by cracking of the snaphook.

1910.268(g)(2)(ii)

Specific requirements.

1910.268(g)(2)(ii)(A)(1)

All fabric used for safety straps shall be capable of withstanding an A.C. dielectric test of not less than 25,000 volts per foot "dry" for 3 minutes, without visible deterioration.

1910.268(g)(2)(ii)(A)(2)

All fabric and leather used shall be tested for leakage current. Fabric or leather may not be used if the leakage current exceeds 1 milliampere when a potential of 3,000 volts is applied to the electrodes positioned 12 inches apart.

1910.268(g)(2)(ii)(A)(3)

In lieu of alternating current tests, equivalent direct current tests may be performed.

..1910.268(g)(2)(ii)(B)

1910.268(g)(2)(ii)(B)

The cushion part of the body belt shall:

1910.268(g)(2)(ii)(B)(1)

Contain no exposed rivets on the inside. This provision does not apply to belts used by craftsmen not engaged in line work.

1910.268(g)(2)(ii)(B)(2)

Be at least three inches in width;

1910.268(g)(2)(ii)(B)(3)

Be at least five thirty-seconds (5/32) inch thick, if made of leather; and

1910.268(g)(2)(ii)(C)

[Reserved]

1910.268(g)(2)(ii)(D)

Suitable copper, steel, or equivalent liners shall be used around the bars of D rings to prevent wear between these members and the leather or fabric enclosing them.

1910.268(g)(2)(ii)(E)

All stitching shall be done with a minimum 42 pound weight nylon or equivalent thread and shall be lock stitched. Stitching parallel to an edge may not be less than three-sixteenths (3/16) inch from the edge of the narrowest member caught by the thread. The use of cross stitching on leather is prohibited.

..1910.268(g)(2)(ii)(F)

1910.268(g)(2)(ii)(F)

The keepers of snaphooks shall have a spring tension that will not allow the keeper to begin to open when a weight of 2 1/2 pounds or less is applied, but the keepers shall begin to open when a weight of four pounds is applied. In making this determination, the weight shall be supported on the keeper against the end of the nose.

1910.268(g)(2)(ii)(G)

Safety straps, lanyards, and body belts shall be tested in accordance with the following procedure:

1910.268(g)(2)(ii)(G)(1)

Attach one end of the safety strap or lanyard to a rigid support, and the other end to a 250 pound canvas bag of sand;

1910.268(g)(2)(ii)(G)(2)

Allow the 250 pound canvas bag of sand to free fall 4 feet when testing safety straps and 6 feet when testing lanyards. In each case, the strap or lanyard shall stop the fall of the 250 pound bag;

1910.268(g)(2)(ii)(G)(3)

Failure of the strap or lanyard shall be indicated by any breakage or slippage sufficient to permit the bag to fall free from the strap or lanyard.

1910.268(g)(2)(ii)(G)(4)

The entire "body belt assembly" shall be tested using on D ring. A safety strap or lanyard shall be used that is capable of passing the "impact loading test" described in paragraph (g)(2)(ii)(G)(2) of this section and attached as required in paragraph (g)(2)(ii)(G)(1) of this section. The body belt shall be secured to the 250 pound bag of sand at a point which simulates the waist of a man and shall be dropped as stated in paragraph (g)(2)(ii)(G)(2) of this section. Failure of the body belt shall be indicated by any breakage or slippage sufficient to permit the bag to fall free from the body belt.

1910.268(g)(3)

Pole climbers.

1910.268(g)(3)(i)

Pole climbers may not be used if the gaffs are less than 1 1/4 inches in length as measured on the underside of the gaff. The gaffs of pole climbers shall be covered with safety caps when not being used for their intended use.

1910.268(g)(3)(ii)

The employer shall ensure that pole climbers are inspected by a competent person for the following conditions: Fractured or cracked gaffs or leg irons, loose or dull gaffs, broken straps or buckles. If any of these conditions exist, the defect shall be corrected before the climbers are used.

1910.268(g)(3)(iii)

Pole climbers shall be inspected as required in this paragraph (g)(3) before each day's use and a gaff cut-out test performed at least weekly when in use.

..1910.268(g)(3)(iv)

1910.268(g)(3)(iv)

Pole climbers may not be worn when:

1910.268(g)(3)(iv)(A)

Working in trees (specifically designed tree climbers shall be used for tree climbing),

1910.268(g)(3)(iv)(B)

Working on ladders,

1910.268(g)(3)(iv)(C)

Working in an aerial lift,

1910.268(g)(3)(iv)(D)

Driving a vehicle, nor

1910.268(g)(3)(iv)(E)

Walking on rocky, hard, frozen, brushy or hilly terrain.

1910.268(h)

Ladders.

1910.268(h)(1)

The employer shall ensure that no employee nor any material or equipment may be supported or permitted to be supported on any portion of a ladder unless it is first determined, by inspections and checks conducted by a competent person that such ladder is adequately strong, in good condition, and properly secured in place, as required in Subpart D of this part and as required in this section.

1910.268(h)(2)

The spacing between steps or rungs permanently installed on poles and towers shall be no more than 18 inches (36 inches on any one side). This requirement also applies to fixed ladders on towers, when towers are so equipped. Spacing between steps shall be uniform above the initial unstepped section, except where working, standing, or access steps are required. Fixed ladder rungs and step rungs for poles and towers shall have a minimum diameter of 5/8". Fixed ladder rungs shall have a minimum clear width of 12 inches. Steps for poles and towers shall have a minimum clear width of 4 1/2 inches. The spacing between detachable steps may not exceed 30 inches on any one side, and these steps shall be properly secured when in use.

1910.268(h)(3)

Portable wood ladders intended for general use may not be painted but may be coated with a translucent nonconductive coating. Portable wood ladders may not be longitudinally reinforced with metal.

1910.268(h)(4)

Portable wood ladders that are not being carried on vehicles and are not in active use shall be stored where they will not be exposed to the elements and where there is good ventilation.

1910.268(h)(5)

The provisions of § 1910.25(c)(5) shall apply to rolling ladders used in telecommunications centers, except that such ladders shall have a minimum inside width, between the side rails, of at least eight inches.

..1910.268(h)(6)

1910.268(h)(6)

Climbing ladders or stairways on scaffolds used for access and egress shall be affixed or built into the scaffold by proper design and engineering, and shall be so located that their use will not disturb the stability of the scaffold. The rungs of the climbing device shall be equally spaced, but may not be less than 12 inches nominal nor more than 16 inches nominal apart. Horizontal end rungs used for platform support may also be utilized as a climbing device if such rungs meet the spacing requirement of this paragraph (h)(6), and if there is sufficient clearance between the rung and the edge of the platform to afford an adequate handhold. If a portable ladder is affixed to the scaffold, it shall be securely attached and shall have rungs meeting the spacing requirements of this paragraph (h)(6). Clearance shall be provided in the back of the ladder of not less than 6 inches from center of rung to the nearest scaffold structural member.

1910.268(h)(7)

When a ladder is supported by an aerial strand, and ladder hooks or other supports are not being used, the ladder shall be extended at least 2 feet above the strand and shall be secured to it (e.g. lashed or held by a safety strap around the strand and ladder side rail). When a ladder is supported by a pole, it shall be securely lashed to the pole unless the ladder is specifically designed to prevent movement when used in this application.

1910.268(h)(8)

The following requirements apply to metal manhole ladders.

1910.268(h)(8)(i)

Metal manhole ladders shall be free of structural defects and free of accident hazards such as sharp edges and burrs. The metal shall be protected against corrosion unless inherently corrosion-resistant.

1910.268(h)(8)(ii)

These ladders may be designed with parallel side rails, or with side rails varying uniformly in separation along the length (tapered), or with side rails flaring at the base to increase stability.

1910.268(h)(8)(iii)

The spacing of rungs or steps shall be on 12-inch centers.

1910.268(h)(8)(iv)

Connections between rungs or steps and siderails shall be constructed to insure rigidity as well as strength.

1910.268(h)(8)(v)

Rungs and steps shall be corrugated, knurled, dimpled, coated with skid-resistant material, or otherwise treated to minimize the possibility of slipping.

1910.268(h)(8)(vi)

Ladder hardware shall meet the strength requirements of the ladder's component parts and shall be of a material that is protected against corrosion unless inherently corrosion-resistant. Metals shall be so selected as to avoid excessive galvanic action.

1910.268(i)

Other tools and personal protective equipment --

..1910.268(i)(1)

1910.268(i)(1)

Head protection. Head protection meeting the requirements of ANSI Z89.2-1971, "Safety Requirements for Industrial Protective Helmets for Electrical Workers, Class B" shall be provided whenever there is exposure to possible high voltage electrical contact, and the employer shall ensure that the head protection is used by employees. ANSI Z89.2-1971 is incorporated by reference as specified in § 1910.6.

1910.268(i)(2)

Eye protection. Eye protection meeting the requirements of §1910.133 (a)(2) thru (a)(6) shall be provided and the employer shall ensure its use by employees where foreign objects may enter the eyes due to work operations such as but not limited to:

1910.268(i)(2)(i)

Drilling or chipping stone, brick or masonry, breaking concrete or pavement, etc. by hand tools (sledgehammer, etc.) or power tools such as pneumatic drills or hammers;

1910.268(i)(2)(ii)

Working on or around high speed emery or other grinding wheels unprotected by guards;

1910.268(i)(2)(iii)

Cutting or chipping terra cotta ducts, tile, etc.;

1910.268(i)(2)(iv)

Working under motor vehicles requiring hammering;

1910.268(i)(2)(v)

Cleaning operations using compressed air, steam, or sand blast;

..1910.268(i)(2)(vi)

1910.268(i)(2)(vi)

Acetylene welding or similar operations where sparks are thrown off;

1910.268(i)(2)(vii)

Using powder actuated stud drivers;

1910.268(i)(2)(viii)

Tree pruning or cutting underbrush;

1910.268(i)(2)(ix)

Handling battery cells and solutions, such as taking battery readings with a hydrometer and thermometer;

1910.268(i)(2)(x)

Removing or rearranging strand or open wire; and

1910.268(i)(2)(xi)

Performing lead sleeve wiping and while soldering.

1910.268(i)(3)

Tent heaters. Flame-type heaters may not be used within ground tents or on platforms within aerial tents unless:

..1910.268(i)(3)(i)

1910.268(i)(3)(i)

The tent covers are constructed of fire resistant materials, and

1910.268(i)(3)(ii)

Adequate ventilation is provided to maintain safe oxygen levels and avoid harmful buildup of combustion products and combustible gases.

1910.268(i)(4)

Torches. Torches may be used on aerial splicing platforms or in buckets enclosed by tents provided the tent material is constructed of fire resistant material and the torch is turned off when not in actual use. Aerial tents shall be adequately ventilated while the torch is in operation.

1910.268(i)(5)

Portable power equipment. Nominal 120V, or less, portable generators used for providing power at work locations do not require grounding if the output circuit is completely isolated from the frame of the unit.

1910.268(i)(6)

Vehicle-mounted utility generators. Vehicle-mounted utility generators used for providing nominal 240V AC or less for powering portable tools and equipment need not be grounded to earth if all of the following conditions are met:

1910.268(i)(6)(i)

One side of the voltage source is solidly strapped to the metallic structure of the vehicle;

1910.268(i)(6)(ii)

Grounding-type outlets are used, with a "grounding" conductor between the outlet grounding terminal and the side of the voltage source that is strapped to the vehicle;

1910.268(i)(6)(iii)

All metallic encased tools and equipment that are powered from this system are equipped with three-wire cords and grounding-type attachment plugs, except as designated in paragraph (i)(7) of this section.

1910.268(i)(7)

Portable lights, tools, and appliances. Portable lights, tools, and appliances having noncurrent-carrying external metal housing may be used with power equipment described in paragraph (i)(5) of this section without an equipment grounding conductor. When operated from commercial power such metal parts of these devices shall be grounded, unless these tools or appliances are protected by a system of double insulation, or its equivalent. Where such a system is employed, the equipment shall be distinctively marked to indicate double insulation.

1910.268(i)(8)

Soldering devices. Grounding shall be omitted when using soldering irons, guns or wire-wrap tools on telecommunications circuits.

..1910.268(i)(9)

1910.268(i)(9)

Lead work. The wiping of lead joints using melted solder, gas fueled torches, soldering irons or other appropriate heating devices, and the soldering of wires or other electrical connections do not constitute the welding, cutting and brazing described in Subpart Q of this part. When operated from commercial power the metal housing of electric solder pots shall be grounded. Electric solder pots may be used with the power equipment described in paragraph (i)(5) of this section without a grounding conductor. The employer shall ensure that wiping gloves or cloths and eye protection are used in lead wiping operations. A drip pan to catch hot lead drippings shall also be provided and used.

1910.268(j)

Vehicle-mounted material handling devices and other mechanical equipment --

1910.268(j)(1)

General.

1910.268(j)(1)(i)

The employer shall ensure that visual inspections are made of the equipment by a competent person each day the equipment is to be used to ascertain that it is in good condition.

1910.268(j)(1)(ii)

The employer shall ensure that tests shall be made at the beginning of each shift by a competent person to insure the vehicle brakes and operating systems are in proper working condition.

1910.268(j)(2)

Scrapers, loaders, dozers, graders and tractors.