CCLME.ORG - DIVISION 1. DEPARTMENT OF INDUSTRIAL RELATIONS CHAPTERS 1 through 6

(continued)
EXCEPTIONS to subsection 3012(b):
1. Pipes or ducts that were installed before June 5, 1947, and which convey gases, vapors, or liquids which if discharged into the hoistway would not endanger life.
2. Steam and hot water pipes may be installed in hoistways, machine rooms, or machinery spaces for the purpose of heating these areas only, subject to the following:
a. Heating pipes shall convey only low pressure steam (5 psi (34 kpa) or less) or hot water (212 degrees F (100 degrees C) or less).
b. All risers and return pipes shall be located outside the hoistway.
c. Traps and shut-off valves shall be provided in accessible locations outside the hoistway.
3. Ducts for heating, cooling, ventilating, and venting may be installed in the machine room, subject to the following:
a. Clear headroom of 7 ft (2.13m) is maintained.
b. Clear workspace around all elevator equipment is maintained.
c. No inspection covers, adjustable dampers or clean-outs are installed in the elevator machine room.
4. Pipes for sprinklers only may be installed in these spaces subject to the following:
a. All risers and returns shall be located outside these spaces.

b. Branch lines in the hoistway shall supply sprinklers at not more than one floor level.
c. Shut-off valves shall be provided at accessible locations outside these spaces.
d. Sprinkler heads shall be guarded against accidental contact.
5. Piping and wiring for elevator pit sump pumps may be installed in the hoistway. See Section 3016(b).
(Title 24, Part 7, Section 7-3012.)
SCOPE
This Article applies to electric cabled elevators of a conventional type and to other types of elevators or lifts only as referenced in their respective Articles.

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

s 3013. Location and Guarding of Counterweights.
(a) Location. Counterweights shall be located only in the hoistway of the elevator they serve.
(b) Counterweight Pit Guards. Counterweight runway enclosures of unperforated metal, extending from a point not more than 12 in. (305mm) above the pit floor to a point not less than 7 ft (2.13m) above the pit floor, shall be installed on the open side or sides of all counterweights, except this enclosure may be omitted on the side facing the car where compensating ropes or chains are attached to the counterweight.
EXCEPTIONS to subsection 3013(b):
1. Where oil buffers are installed under the counterweights in the pits of new installations, the enclosure, where required, shall extend from a point even with the bottom of the buffer stroke to a height of not less than 7 ft (2.13m) above the pit floor.
2. Elevators installed before June 5, 1947.
The enclosure shall be fastened to a metal frame adequately reinforced and braced to be at least equal in strength and stiffness to No. 14 M.S. gage steel.
(c) Guarding of Counterweights in a Multiple-Elevator Hoistway.
(1) Where counterweights are located between elevators in a hoistway having more than one elevator, the counterweight shall be guarded for the entire height of the hoistway. The guard shall extend at least 6 inches horizontally beyond each counterweight rail. The guard shall be made from wire-mesh material equal to or stronger than .048-inch diameter wire with openings not exceeding 1/2 inch, securely fastened to keep the guard taut and plumb.
(2) The guarding of counterweights required in Section 3013(c)(1) shall be accomplished within three years of the effective date of this regulation.
(Title 24, Part 7, Section 7-3013.)
SCOPE
This Article applies to electric cabled elevators of a conventional type and to other types of elevators or lifts only as referenced in their respective Articles.

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

s 3014. Guarding of Exposed Equipment.
(a) Guarding in Machine Rooms and Machinery Spaces. The following equipment located in machine rooms or machinery spaces shall be guarded to protect against accidental contact:
(1) Exposed external moving parts such as gears, sprockets, sheaves, drums, shafts and their driving ropes, chains or tapes for selectors, floor controllers or signal machines.
EXCEPTION to subsection 3014(a)(1):
Guards are not required for equipment located more than 7 ft (2.13m) above the floor.
(2) The nip points of the drive sheave of traction machines where the machine frame does not provide this protection.
(3) All moving parts of the equipment in secondary sheave spaces shall be completely guarded except the governor sheave and flyballs. Expanded metal or grillwork shall be used for secondary sheave guards.
Exception: Guards are not required for equipment located more than 7 ft (2.13m) above the secondary sheave space floor.

(4) The moving parts of equipment in overhead sheave spaces having a ceiling height of less than 78 in. (1.98m) shall be completely guarded except the governor sheave and flyballs.
(5) The moving parts of equipment in overhead sheave spaces shall be guarded when it is necessary to pass over or by the movingparts to gain access to the governor.
(b) Guarding in the Hoistway and On the Car. The following equipment located in the elevator hoistway or on the elevator car shall be guarded to protect against accidental contact:
(1) Hoisting rope sheaves attached to and mounted above the car crosshead shall be completely guarded. Handholds shall be provided on each side of the guard.
(2) Hoisting rope sheaves mounted within the car crosshead shall be provided with guards at the exposed nip points.
(3) Where secondary or deflecting sheaves are located on the hoisting side of overhead machines, the ropes shall be guarded at the point of contact with the sheave, except where the bottom of the sheave is more than 7 ft (2.13m) above the crosshead of the car when the car is at the top terminal landing.
(4) Where overhead sheaves are located above the crosshead, the ropes attached to the crosshead shall be guarded at the point of contact with the overhead sheave unless the sheave is located in an overhead sheave space.
(5) Ventilating fans or blowers installed on the car top shall be guarded.
(c) Rope Retainer Guards. Rope retainer guards shall be provided on deflector sheaves, machine sheaves, compensator rope sheaves, governor tension sheaves and hoist rope sheaves on cars and counterweights to inhibit displacement of ropes in the event ropes become slack.
Rope guards shall be continuous or there shall be one restraint for 30 degrees wrap or less, and two restraints for wraps in excess of 30 degrees. Where one restraint is furnished, it shall divide the arc of contact into equal parts. Where two restraints are furnished, they shall be located approximately 1/6 of the arc of contact from the nip points.
(d) Snag Guards. Snag points created by rail brackets, clip bolts and fishplates shall be provided with guards to prevent snagging of the following:

(1) Compensating cables on the counterweight end within 30 in. (762mm) of a counterweight rail bracket.
(2) Governor ropes located within 20 in. (510mm) of a counterweight rail bracket.
(3) Hoist ropes located within 12 in. (305mm) of a snag point.
(4) Traveling cables hung so any portion of their loop below the hatch junction box is within 36 in. (914mm) horizontally of a potential snag point.
(Title 24, Part 7, Section 7-3014.)
SCOPE
This Article applies to electric cabled elevators of a conventional type and to other types of elevators or lifts only as referenced in their respective Articles.

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

s 3015. Machinery and Sheave Beams, Supports, and Foundations.
(a) Beams and Supports Required.

(1) Machines, machinery, and sheaves shall be so supported and maintained in place as to effectually prevent any part from becoming loose or displaced under the conditions imposed in service.
(2) Supporting beams, if used, shall be of steel, reinforced concrete, or, for existing installations, sound timber.
(3) Beams are not required under machines, sheaves, and machinery, or control equipment which are supported on floors, provided such floors are designed and installed to support the load imposed thereon.
(b) Loads on Machinery and Sheave Beams, Floors or Foundations, and Their Supports.
(1) Overhead beams, floors, and their supports shall be designed for the loads specified in Design Section 3111(a)(2).
(2) The foundations, beams, and floors for machinery not located over the hoistway shall be designed to support the loads specified in Design Section 3111(a)(3).
(c) Securing of Machinery and Equipment to Beams, Foundations, or Floors.
(1) Machinery or equipment shall be secured to and supported on or from the top of overhead beams or floors.
EXCEPTIONS to subsection 3015(c)(1):
1. Secondary or deflecting sheaves of traction elevators. If bolts in tension are used to support such sheaves, the bolts shall be provided with lock nuts and shall be cotter-keyed.
2. Rotable overhead sheaves whose members in tension comply with the requirements of Design Section 3101(b)(1)(C).
(2) Machines and sheaves located below or at one side of a hoistway shall be anchored to beams, foundations, or floors with bolts that meet the specifications of Design Section 3111(c)(1).
(A) Where bolts are used through sloping flanges of structural shapes, the boltheads shall be of the tipped or beveled-head type or shall be fitted with beveled steel washers, and nuts on sloping flanges shall seat on beveled steel washers.
(3) The fastenings including vibration isolation units and supporting structures used to attach controllers, motor generators sets, compensating rope sheave assemblies, machines, machine beams, and sheaves to the building shall conform to Section 3111(c)(3).
(d) Overhead Hoisting Rope Hitches. Where hoisting ropes are secured to the structure above a hoistway, the hitch plates and hitch plate blocking beams, where used, shall be secured to and mounted on top of overhead beams, machine beams, or on top of auxiliary beams connected to the webs of overhead beams. Hitch plates, blocking, or auxiliary beams shall be secured with bolting, riveting, or welding and shall be so located that the tensions in the hoisting ropes will not develop direct tensions in the bolts or rivets. The hitch-plate supporting beams and fastenings shall be designed to support the loads as specified in Design Section 3111(c)(2) and 3111(d).
(e) Cast Metals in Tension or Bending. Cast metals which are subject to tension or bending shall not be used to support machinery or equipment from the underside of overhead beams or floors except as allowed in Design Section 3111(e).
(f) Allowable Stresses or Deflections for Machinery and Sheave Beams or Floors and Their Supports. The unit stresses or deflections for all machinery and sheave beams and floors and their supports, based on the loads computed as specified in Design Section 3111(a), shall not exceed those permitted by Design Sections 3111(a) and 3111(b).
(Title 24, Part 7, Section 7-3015.)
SCOPE
This Article applies to electric cabled elevators of a conventional type and to other types of elevators or lifts only as referenced in their respective Articles.

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

s 3016. Pits for Elevators.
(a) Where Required.A pit shall be provided at the bottom of the hoistway of every power-driven elevator. The pit shall extend the entire area of the hoistway.
(b) Design and Construction of Pits.
(1) See section 3010(c) for details of pit construction.
(2)The pit depth shall be not less than is required for the installation of the buffers, compensating sheaves, if any, and all other elevator equipment located therein,and to provide the minimum bottom clearance and runby required by section 3017.
(3) The floor of the pit shall be approximately level, but sufficient slope shall be allowed for drainage. No recess shall be allowed unless covered or guarded.
(4) Drains connected directly to sewers shall not be installed in elevator pits.
(5) Drains or sumps in elevator pits shall not be used as the normal means of drainage for liquids directed into the pit from other areas of the building.

(6) Pumping equipment provided to remove accidental water from the pit shall be located outside the hoistway where practicable or shall be of the type that can be readily removed from the hoistway for repairs.Authorized personnel shall be present when it is necessary to enter the pit to remove accidental water accumulations.
(7)The elevator pit may be provided with a water removal system that complies with section 3120.6(c).
(c) Guards Between Adjacent Pits.Enclosures not less than 6 ft (1.83m) high shall be provided between pits of adjacent hoistways. Where openings are provided in the enclosure, they shall not exceed 2 in. (51mm).Where a ladder is provided on the enclosure, the enclosure shall extend not less than 6 ft (1.83m) above the top rung and not less than 12 in. (305mm) each side of the side rails.
EXCEPTIONSto subsection 3016(c):
Enclosures between pits may be omitted if the clearance between the underside of the car sling, when resting on the fully compressed buffer, and the bottom of the pit is not less than 7 ft (2.13m); and provided that where counterweights are located between pits they shall be guarded on the side away from the elevator they serve, even though they may have compensating ropes or chains.
(d) Access to Pits.Safe and convenient access shall be provided to all pits. Access may be by means of the lowest hoistway door or by means of a separate pit access door. Each pit of multiple hoistways shall have a separate means of access except where a separate pit access door is provided and guards between pits are not required.
(1) Where access to the pit is by way of a separate pit door or gate, the door or gate shall be self-closing and self-locking and shall be arranged to be opened from inside the pit without a key.Separate pit access doors shall be kept locked.
EXCEPTIONSto subsection 3016(d)(1):
The lock on existing pit access doors may be omitted under any of the following:
1. The access door is equipped with a contact that prevents the elevator from running when the door is open.
2. The access to the pit is from an area secured against unauthorized access.
3. The clearance between the pit floor and the underside of the car sling is not less than 7 ft (2.13m) when the car is on the fully compressed buffer, the counterweight runway is guarded to a height of not less than 7 ft (2.13m) except on the side where compensating chains or ropes are attached, and all sheaves are guarded.
(2) Separate pit access doors or gates, where provided, shall be not less than 30 in. (762mm) wide nor less than 4 ft (1.22m) high.
(3) The separate pit access door shall be provided with a contact if the car apron, or the car platform, extends into the access opening when the car is level with the lowest hoistway landing.
(4)Access to pits over 3 ft (914mm) in depth below the sill of the pit access door shall be by means of a permanent ladder or stairway into the pit. The ladder or stairway shall be adequately guarded to prevent contact between a person on the ladder or stairway and any moving part of adjacent elevators or machinery.The ladder shall be located adjacent to the strike jamb of and accessible from the access door to the pit.
EXCEPTIONSto subsection 3016(d)(4);
1. Ladders or stairways are not required to be provided in pits of elevators installed before June 5, 1947 unless they have undergone a major alteration or have been required for cause.
2. Elevators installed between June 5, 1947 and December 1, 1988 are only required to have ladders or stairways if the pit is over 4 ft (1.22m) in depth.
(5) Access ladders or stairways shall comply with the requirements of Subchapter 7, Article 4, Title 8, Chapter 4 of the California Administrative Code, except that for vertical ladders the distance from the ladder rung to the wall shall be not less than 4 in. (102mm).
(e) Pit Maintenance.Pits shall be maintained in a clean and dry condition.
(f) Illumination of Pits. Lights and convenience outlets in elevator pits shall be installed to comply with the requirements of CCR, Title 24, Part 3, Article 620.
(g) Stop Switch in Pits.There shall be installed in the pit of every power elevator an enclosed type positive acting stop switchmeeting the requirements of Section 3040(b)(5), except elevators installed before June 5, 1947.
(1) This switch shall be located so as to be accessible from the pit access door. Where access to the pits of elevators in a multiple hoistway is by means of a single separate access door, the stop switch for each elevator shall be located adjacent to the nearest point of access to its pit from the access door.
(2) In elevator pits, where the access is through the lowest landing hoistway door, the stop switch shall be located within 18 in. (457mm) above or 18 in. (457mm) below the floor level at the access landing. The stop switch shall be located not more than 78 in. (1,98m) above the pit floor. When the pit exceeds 8 ft (2.44m)in depth, another stop switch shall be provided adjacent to the pit ladder and approximately 4 ft (1.22m) above the pit floor.
(3) All pit stop switches shall be properly identified by a name plate or painted with red or orange color.
(h) Safe Access to Elevated Equipment in the Elevator Pit and on the Underside of the Car. Where the pit floor is more than 12 ft (3.66m) below the bottom hoistway landing, or where the means for checking the oil level in oil buffers is more than 7 ft (2.13m) above the pit floor, drawings that detail the means of access to elevated equipment shall be submitted to the division for approval.
SCOPE
This Article applies to electric cabled elevators of a conventional type and to other types of elevators or lifts only as referenced in their respective Articles.

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

s 3017. Bottom and Top Clearances and Runbys for Elevator Cars and Counterweights.
(a) Bottom Car Clearances.

(1) When the car rests on its fully compressed buffer, there shall be a vertical clearance of not less than 2 ft (610mm) between the pit floor and the lowest structural or mechanical part, equipment, or device installed beneath the car platform except guide shoes or rollers, safety jaw assemblies, and platform aprons, guards, or other equipment located within 12 in. (305mm) horizontally from the sides of the car platform.
(2) When the car rests on its fully compressed buffer, no part of the car or any equipment attached thereto shall strike any part of the pit or any part of the equipment located therein.
(b) Bottom Runby for Counterweighted Elevators. The bottom runby of cars and counterweights shall be not less than the following:
(1) Where oil buffers are used, 6 in. (152mm).
EXCEPTIONS to subsection 3017(b)(1):
Where existing difficulties on modernization jobs prevent a sufficient pit depth or top clearance on the counterweights, the runby may be eliminated so that the buffers are compressed by amounts not to exceed 25 percent of their stroke when the car floor is level with the terminal landing.
(2) Where spring buffers are used:
(A) 6 in. (152mm) where generator-field control is used.
(B) Where rheostatic or alternating current control is used, not less than the following:

Rated Speed In .. Runby in
Feet Per Minute .. Inches
Not over 25....... 3
26 to 50.......... 6
51 to 100......... 9
101 to 200........ 12

GENERAL NOTE:

1fpm=5.08 E -03 m/s
1in.=25.4mm
(c) Bottom Runby for Uncounterweighted Elevators. The bottom runby for uncounterweighted elevators shall be not less than the following:
(1) 3 in. (76mm) where the rated speed does not exceed 25 fpm (0.127 m/s).
(2) 6 in. (152mm) where the rated speed exceeds 25 fpm (0.127m/s).
(d) Maximum Bottom Runby. In no case shall the maximum bottom runby exceed the following:
(1) 24 in. (610mm) for cars.
(2) 36 in. (924mm) for counterweights.
(e) Top Car Clearance for Counterweighted Elevators. The top car clearance shall be not less than the sum of the following four items:

(1) The bottom counterweight runby.
(2) The stroke of the counterweight buffer used.
(3) 2 ft (610mm) or the distance which any sheave or any other equipment mounted in or on the car crosshead projects above the top of the car crosshead, whichever is greater.
(4) One-half the gravity stopping distance based on:
(A) 115 percent of rated speed where counterweight oil buffers are used. Where provision is made to prevent the jump of the car at counterweight buffer engagement, this figure need not be more than 18 in. (457mm) where the gravity slow down distance is greater than 36 in. (914mm).
(B) Governor tripping speed where counterweight spring buffers are used.
(f) Top Car Clearance for Uncounterweighted Elevators. The top car clearance shall be not less than the greater of the following:
(1) 36 in. (914mm).

(2) 12 in. (305mm) plus the amount which any equipment mounted on the car crosshead, or above the car top when no crosshead is provided, projects vertically more than 2 ft (610mm) above the crosshead or top.
(g) Vertical Clearances With Underslung Car Frames. Where an underslung car frame is used, the clearance between the car rope hitches or car sheaves and any obstruction in the hoistway vertically above them, when the car floor is level with the top terminal landing, shall be not less than the following:
(1) Where no counterweight is used, 9 in. (229mm).
(2) Where a counterweight is used, the sum of the following four items.
(A) The bottom counterweight runby.
(B) The stroke of the counterweight buffer used.
(C) 6 in. (152mm).
(D) One-half the gravity stopping distance based on:

1. 115 percent of rated speed where counterweight oil buffers are used.
2. Governor tripping speed where counterweight spring buffers are used.
(h) Top Counterweight Clearances.
The top counterweight clearances shall be not less than the sum of the following four items.
(1) The bottom car runby.
(2) The stroke of the car buffer used.
(3) 6 in. (152mm).
(4) One-half the gravity stopping distance based on:
(A) 115 percent of rated speed where car oil buffers are used and no provision is made to prevent the jump of the counterweight at car buffer engagement.

(B) Governor tripping speed where spring car buffers are used.
(i) Overhead Clearances Where Overhead Beams Are Not Over Car Crosshead. Where overhead beams or other overhead hoistway construction are located vertically over the car, but not over the crosshead, the following requirements shall be met:
(1) The clearance from the car top to such beams or construction, including sheaves, when the car floor is level with the top terminal landing, shall be not less than the distance specified in Sections 3017(e) and 3017(f).
(2) The clearance above an imaginary plane, drawn even with the top of the car crosshead, to the underside of such beams or construction, except sheaves, shall be not less than 2 ft (610mm) when the car is level with the top terminal landing.
(3) When the clearance above the imaginary plane, drawn even with the top of the car crosshead, is less than the distance specified in Section 3017(e) or Section 3017(f), such beams or construction, except sheaves, shall be located not less than 2 ft (610mm) horizontally from the edge of the car crosshead.
(j) Equipment on Top of Car Not Permitted to Strike Overhead Structure. The clearance above any auxiliary equipment mounted to project above the top of the car shall be not less than the sum of the following three items when the car platform is level with the top landing:
(1) The bottom counterweight runby.
(2) The stroke of the counterweight buffer used.
(3) One-half the gravity stopping distance based on:
(A) 115 percent of rated speed where counterweight oil buffers are used. Where provision is made to prevent the jump of the car at counterweight buffer engagement, this figure need not be more than 6 in. (152mm).
(B) Governor tripping speed where counterweight spring buffers are used.
Exception to subsection 3017(j)(3)(B):
Elevators installed before June 5, 1947.
(k) Minimum Top Clearance.
(1) Elevators installed before June 5, 1947, shall have the ropes adjusted so that the car or counterweight will rest upon the bumpers or buffers fully compressed before the counterweight or the car is vertically within 1 ft (305mm) of any part of the construction over the hoistway and before any equipment mounted on the car or counterweight will strike any structure or equipment in the hoistway.
(2) Elevators installed since June 5, 1947, shall have the ropes adjusted to maintain the top car clearance required by Section 3017(e), the top counterweight clearance required by Section 3017(h), and the bottom runby required by Section 3017(b).
(3) The top car clearance shall be not less than 3 ft (914mm) on any elevator.
(4) The clearance from the raised guardrails required by Section 3034(a)(9) to the overhead structure shall be not less than 18 in. (457mm) when the counterweight is on its fully compressed buffer.
(Title 24, Part 7, Section 7-3017.)

SCOPE
This Article applies to electric cabled elevators of a conventional type and to other types of elevators or lifts only as referenced in their respective Articles.

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

s 3018. Horizontal Car and Counterweight Clearances.
(a) Between Car and Hoistway Enclosure. The clearance between the car and the hoistway enclosure, or any projection in the hoistway, shall not be less than 1 in. (25mm) except on the sides used for loading and unloading.
(b) Between Car and Counterweight and Counterweight Screen. The clearance between the car and the counterweight shall be not less than 1 in. (25mm). The clearance between the counterweight and the counterweight screen and between the counterweight and the hoistway enclosure, or any projection in the hoistway, shall be not less than 3/4 in. (19mm).
(c) Between Cars in Multiple Hoistways. The running clearance between the cars and any equipment attached thereto, of elevators operating in a multiple hoistway, shall be not less than 2 in. (51mm). This clearance must be increased when guards between adjacent pits are required.
(d) Between Cars and Landing Sills. The clearance between the car platform sill and the hoistway edge of any landing sill, or the hoistway side of any vertically sliding counterweighted hoistway door or of any vertically sliding counterbalanced biparting hoistway door, shall be not less than 1/2 in. (13mm) where side steel guides are used, and not less than 3/4 in. (19mm) where corner steel guides are used. The maximum clearance shall be not more than 11/2 in. (38mm). Where wood guides are used, the clearance shall be not less than 3/4 in. (19mm).
(e) Between Landing Side of Car Platforms and Hoistway Enclosures. The clearance between the edge of the car platform sill and the hoistway enclosure or fascia plate for the full width of the clear car entrance opening shall be not more than 5 in. (127mm).
EXCEPTIONS to subsection 3018(e):
1. The clearance may be increased to not more than 71/2 in. (190mm) for vertically sliding hoistway doors of the pass type or of the heavy duty type requiring special sills for extra wide openings.
2. Existing elevators whose hoistways are equipped with vertically sliding hoistway gates in which a clearance of not more than 6 in. (152mm) is permitted for that distance necessary for operation of the gates plus 24 in. (610mm).
3. Existing elevators which can be started only from the car in which a clearance of not more than 6 in. (152mm) is permitted.
4. Existing elevators which have been equipped with interlocked or contact locked car gates or interlocked car doors at the entrance where the clearance exceeds 5 in. (127mm) provided the lock is inaccessible from inside the car. Interlocks arranged to comply with Section 3021(d)(1)(D) are acceptable.
(f) Elevators Without Car Doors or Gates.
(1) Where an elevator is exempted under these regulations from installation of a car door or gate, the sides of hoistways opposite car entrances shall be smooth and free from protruding objects or recesses within 4 in. (102mm) of the car platform, unless such protruding objects or tops of recesses be smoothly and solidly beveled at an angle of not less than 60 degrees from the horizontal.
EXCEPTION to subsection 3018(f)(1):
Projections or recesses which are less than 1 in. (25mm).
(2) New installations or replacements of the beveled surfaces required by Section 3018(f)(1) shall be one of the following:
(A) Metal plates not less than No. 10 M.S. gage 0.138 in. (3.5mm).

(B) Metal sheets not less than No. 16 M.S. gage 0.061 in. (1.5mm) backed with wood or concrete.
(C) Smooth beveled concrete.
(g) Measurement of Clearances. The clearances specified in Section 3018 shall be measured with no load on the car platform.
(Title 24, Part 7, Section 7-3018.)
SCOPE
This Article applies to electric cabled elevators of a conventional type and to other types of elevators or lifts only as referenced in their respective Articles.

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

s 3019. Protection of Spaces Below Hoistways.
(a) Hoistways not Extending to the Lowest Floor of the Building. Where the space below the hoistway is used for a passageway, or is occupied by persons, or if unoccupied is not permanently sealed against access, the following requirements shall apply:
(1) Elevator counterweights shall be provided with safeties conforming to Section 3035.
(2) The cars and counterweights shall be provided with oil buffers or spring buffers. If spring buffers are used, they shall be so designed and installed that they will not be fully compressed when struck by the car with its rated load and by the counterweights at the following speeds.
(A) Governor tripping speed where the safety is governor operated.
(B) 125 percent of rated speed where the safety is not governor operated.
(3) Car and counterweight buffer supports shall be of sufficient strength to withstand, without permanent deformation, the impact resulting from buffer engagement at the following speeds:
(A) Governor tripping speed where the safety is governor operated.

(B) 125 percent of rated speed where the safety is not governor operated.
(Title 24, Part 7, Section 7-3019.)
SCOPE
This Article applies to electric cabled elevators of a conventional type and to other types of elevators or lifts only as referenced in their respective Articles.

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

s 3020. Protection of Hoistway Landing Openings.
(a) Hoistway Entrances. Protection of hoistway entrances shall conform to the governing building codes. The regulations included in this section establish the minimum entrance standards. These regulations are not intended to supersede applicable local building codes establishing higher standards. The locations, clearances, and guarding requirements of this section shall be maintained.
(1) Hoistway Doors Required on Passenger Elevators. All passenger elevator hoistway landing openings, giving access to the car platform, shall be provided with hoistway doors which will fill the full height and width of the openings.
(2) Hoistway Doors or Gates Required on Freight Elevators. All freight elevator hoistway landing openings, giving access to the car platform, shall be provided with hoistway doors which will fill the full height and width of the openings or shall be provided with gates.
(3) Landing Sills and Guards and Tracks on Landings.
(A) Metal sills, of sufficient strength to support the load to be carried by the sill when loading or unloading the car, shall be permanently secured in place at each hoistway door opening. Sills shall be substantially level with the floor surface of the elevator landing or shall be beveled to meet the floor surface, and for passenger elevators shall be so designed and maintained as to provide secure foothold for the entire width of the door opening.

Landing sills of freight elevators shall be designed and installed to withstand the loads specified in Section 3037(b)
(B) The hoistway wall opposite the car entrance shall be smooth. Recesses or projections in excess of 1 in. (25mm) shall be beveled at an angle of not less than 60 degrees nor more than 75 degrees from the horizontal. The wall opposite the car entrance and below the landing sills shall conform to the following:
1. Where a car leveling device is provided, the hoistway shall be plumb with the edge of the landing sill and shall have a straight vertical face extending below the landing sill not less than the length of the leveling zone plus 3 in. (76mm).
2. Where no car leveling device is provided, the hoistway shall be plumb with the edge of the landing sill and shall have a straight vertical face extending below the landing sill not less than 3 in. (76mm).
3. The straight vertical face required below the landing sills of passenger elevators shall be of smooth metal not less than No. 16 M.S. gage.

4. Vertically sliding biparting doors or vertically sliding doors which slide down to open shall be considered to meet the requirements of Sections 3020(a)(3)(B)1, and 3020(a)(3)(B)2, provided the doors meet the requirements of Section 3020(b)(8).
(C) The building corridors shall be lighted to conform to the requirements of CCR, Title 24, Article 620.
(D) The tops of railroad tracks located on elevator landings shall be substantially flush with the floor surface for a distance of at least 6 ft (1.83m) from the sill edge.
(E) Hinged hoistway landing sills may be provided in connection with vertically sliding, biparting, counterbalanced doors of freight elevators provided the sills are hinged on the landing side so that they can be lowered only when the landing doors are in the fully opened position.
(4) Minimum Size of Hoistway Entrances. The clear opening provided by elevator entrances shall be not less than 78 in. (1.98m) high nor less than 30 in. (762mm) wide.
(b) Hoistway Doors.
(1) Materials. Doors shall consist of a solid panel or of a solid panel to a height of 3 ft ((914mm) above the floor, above which they may be of solid or openwork, providing the openings therein do not exceed 1/2 in. 2 (3.23cm 2).
(2) Use of Glass Panels. Glass panels in hoistway doors shall be limited to vision panels only. See Section 3020(b)(18) for vision panel requirements.
EXCEPTION to subsection 3020(b)(2):
Hoistway doors installed before June 5, 1947.
(3) Strength. Hoistway doors shall be so constructed as to withstand a constant force of 250 lbf (1112N) applied at right angles to and at approximately the center of the door, without causing the door to break or to be permanently deformed. Each panel or section of multipanel or multisection doors shall withstand the force specified.
(4) Construction of Horizontally Sliding Doors.

(A) Horizontally sliding doors shall have leading edges that are smooth and free of sharp projections. The meeting edges of center-opening doors may be provided with a resilient member on one or both doors to form a shallow overlap. Single-slide and two-speed doors shall lap the strike jamb but shall not close into pockets in the strike jamb. The clearance between the corridor face of the doors and the bucks and headers, and between overlapping faces of two-speed doors, shall be not more than 3/8 in. (9.5mm).
(B) Manually operated, horizontal-sliding doors shall be so arranged that the handle on the outside of the door provided for opening or closing the door will not pass the stationary panel or the wall in such a manner as to create a shear hazard.
EXCEPTION to subsection 3020(b)(4)(B):
Existing elevators, with entrances installed before 1947, where the entrance opening would be less than 30 in. (762mm) wide if this provision were applied.
(5) Construction of Center-Opening Horizontally Swinging Doors.

Center-opening, horizontally swinging doors shall conform to the following:
(A) One door section shall be provided with an overlapping astragal on its vertical edge.
(B) Stops shall be provided at the top of both door sections which will stop the door section when closed, and which will meet the strength requirements of Section 3020(b)(3).
(6) Construction of Vertically Sliding Doors. Vertically sliding doors shall conform to the following:
(A) Truckable sills, of vertically sliding, counterweighted doors, which slide down to open, and of biparting, counterbalanced doors of elevators used to carry freight, shall be designed to withstand the loads specified in Design Section 3101(f).
(B) The clearance between the face of the doors and the landing sill shall be not more than 1/2 in. (13mm) measured when the doors are in the closed position.

(C) Biparting, counterbalanced doors shall conform to the following:
1. They shall be provided with means to stop the closing doors when the distance between closing rigid members of the door sections is not less than 3/4 in. (19mm).
2. A nonshearing, noncrushing member of either the meeting or overlapping type shall be provided on the upper door section to close the distance between the rigid door sections when in contact with the stops.
3. Rigid members which overlap the meeting edge or center latching devices are prohibited.
EXCEPTIONS to subsection 3020(b)(6)(C)3:
1. Existing elevators which can be operated from the car only.
2. Existing power operated doors.
(7) Counterweighting or Counterbalancing of Vertically Sliding Doors.

(A) Single or multisection vertically sliding doors shall be so counterweighted and vertically sliding biparting, counterbalanced doors shall be so counterbalanced that they will not open or close by gravity. Fastenings shall be provided to prevent the detachment or dislodgement of counterbalancing weights of doors.
(B) The suspension means and their connections shall have a factor of safety of not less than 5.
(8) Beveled Guards for Vertically Sliding Doors. Where the lower side of the truckable sill projects more than 1/2 in. (13mm) beyond the nearest surface below it, the sill shall be provided with a guard of not less than No. 16 M.S. gage metal beveled at an angle not less than 60 degrees nor more than 75 degrees from the horizontal.
(9) Pull Straps on Manually Operated, Vertically Sliding Doors. Manually operated, vertical sliding doors of elevators which can be operated from the landings shall be provided with pull straps on the inside and outside of the door where the lower edge of the upper door panel is more than 78 in. (1.98m) above the landing when the door is in the fully open position. Pull straps shall be provided only on the inside of the hoistway door on elevators which can be operated from the car only.
(A) The bottom of the strap shall not be more than 78 in. (1.98m) above the landing when the door is in the open position.
(B) The length of the strap shall not be extended by rope or similar materials.
(C) Looped pull straps are prohibited.
(10) Types of Hoistway Doors for Passenger Elevators. For passenger elevators, doors shall be one of the following types:
(A) Horizontally sliding, single or multisection.
(B) Horizontally swinging, single section.
(C) Combination horizontally sliding and swinging.
(D) Power-operated, vertically sliding biparting counterbalanced doors which operate in conjunction with the car gate as outlined in Section 3022(e).

(E) At landing openings used exclusively for freight, manually operated, vertically sliding biparting counterbalanced doors may be used.
(11) Types of Hoistway Doors for Freight Elevators.
For freight elevators, doors shall be one of the following types:
(A) Horizontally sliding, single or multisection.
(B) Horizontally swinging, single section.
(C) Combination horizontally sliding and swinging.
(D) Center-opening, two-section, horizontally swinging, subject to the restrictions of Section 3020(b)(12).
(E) Vertically sliding, biparting counterbalanced.
(F) Manually operated, vertically sliding, counterweighted, single or multisection.

(12) Limitations of Use of Center-Opening Swinging Doors. Center-opening, two-section, horizontally swinging hoistway doors shall be permitted for freight elevators only.
(13) Closing of Hoistway Doors. Horizontally sliding or swinging doors of automatic operation elevators shall be provided with door closers arranged to close and lock an open hoistway door automatically if the car for any reason leaves the landing zone.
Exceptions TO SUBSECTION 3020(b)(13):
1. Center-opening, horizontally swinging doors.
2. The swinging portion of combination horizontally sliding and swinging type doors.
(14) Location of Horizontally Sliding or Swing Hoistway Doors. Horizontally sliding or swinging elevator hoistway doors shall be located so the maximum distances between the hoistway side of the hoistway door and the hoistway edge of the landing threshold and the car door or gate are as follows:

-------------------------------------------------------------------------------
-------------------------------------------------------------------------------
Type of Elevator Existing or New Type of Door Hoistway Door Hoistway
Installations to Edge of Door to
Threshold Car Door
or gate
-------------------------------------------------------------------------------
New passenger or freight operated
from the car only ................ Horizontal
Sliding or
Single
Swinging ........... 2 1/2 " ....... 6"
New freight operated from the car
only ............................. Center-opening
Horizontally
Swinging ................ 4" .... 6 1/2"
New passenger or freight automatic
or constant pressure operation ... Single Swing ............. 1 " .... 4 1/2"
New freight automatic or constant
pressure operation ............... Center-opening

Horizontally
Swinging ................ 1" ... 4 1/2"
New passenger or freight automatic
or constant pressure operation ... Horizontal
Sliding ............. 2 1/2" ....... 6"
Existing passenger or freight
installed before 1947 operated
from car only .................... Any ....................... 6" ........ --
Existing passenger or freight
installed before 1947 automatic
or constant pressure operation ... Any ....................... 4" ... 5 1/2 "
except
install-
ations
with
power --
operated
car
doors
may be
6"

Existing passenger or freight
installed before 1947 with no car
gate.............................. Any ...................... 4 " ........ --
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GENERAL NOTE:
Note: When the hoistway door or the car door or gate consists of two or more sections, the distances specified in this table shall be measured from the section of the door which travels the greater distance in closing.
EXCEPTIONS to subsection 3020(b)(14):
1. For new installations of center-opening horizontally swinging doors on freight elevators with automatic or constant pressure operation from the landings, the distance measured from the top portion of the doors to the edge of the hoistway threshold may be increased to not more than 4 in. (102mm) provided the distance to the bottom 36 in. (914mm) of the doors is not more than 1 in. (25mm) and all setbacks of more than 1 in. (25mm) are beveled at an angle of not less than 60 degrees with the horizontal.

2. For existing installations where the inside face of the hoistway door is more than 4 in. (102mm) from the edge of the threshold (6 in. (152mm) for car switch elevators), the following methods of reducing the clearance are acceptable.
a. Horizontal bars set approximately 10 in. (254mm) between centers for the full height of the door, with the inside face of the bars within 2 in. (51mm) of the threshold.
b. Vertical bars at 5 in. (127mm) centers for the full height of the door and reinforced with at least three horizontal bars, with the inside face of the bars within 2 in. (51mm) of the threshold.
c. An interlocked or contact locked car door or gate, inaccessible from inside the car, and the panel or bars described in Section 3020(b)(14). Exception 3 provided on the hoistway door.
3. For existing installations having excessive clearance between the hoistway door and the car door, the hoistway door shall be equipped with a 36-in. (914mm) high built-up panel on the lower portion of the door or three horizontal bars approximately equally spaced with the upper bar approximately 36 in. (914mm) above the floor and the lower bar approximately 10 in. (254mm) above the floor and with the inside face of the panel or of the bars within 2 in. (51mm) of the threshold.
(15) Projection of Hoistway Doors and Equipment Beyond Landing Sills. Hoistway doors and equipment shall not project into the hoistway beyond the line of the landing threshold opposite the car entrance.
EXCEPTIONS to subsection 3020(b)(15);
1. Door operators and interlocks on existing installations.
2. Interlock operating mechanism and interlocks provided that the running clearance from the car sill to the interlock shall be not less than 1/2 in. (13mm).
(16) Opening of Hoistway Doors From the Hoistway Side.
(A) Hoistway doors shall be arranged so that they may be opened by hand from the hoistway side when the car is within the interlock unlocking zone except when the door is locked "out of service."
(B) Means shall not be provided for locking "out of service" either the doors at the main entrance landing or at the top or bottom terminal landing.
(C) Handles or other means provided for operation of manually operated doors shall be located so that it is not necessary to reach back of any panel, jamb, or sash to operate them.
(17) Hangars, Guides, and Guide Shoes for Sliding Hoistway Doors.
(A) All horizontally and vertically sliding hoistway doors shall be hung and guided so that the doors will not be displaced from their guides or tracks when in normal service, nor when the doors are subjected to a constant horizontal force of 250 lbf (1112 N) applied at right angles to and at approximately the center of the door or to the center of each door section where multisection doors are used. Bottom guide shoes, or an auxiliary guide, shall be made of or reinforced with metal to prevent the door from being displaced from its guides.
(B) Combination horizontally sliding and swinging doors shall be so interconnected that:

1. The swinging panel can be opened only when the sliding panel is in the open position, and
2. Both panels shall swing simultaneously
EXCEPTION to subsection 3020(b)(17)(B):
Interconnections are not required when both the sliding and the swinging panels are equipped with hoistway door interlocks.
(C) Hangers for horizontally sliding hoistway doors shall be provided with means to prevent the doors from jumping the tracks. Stops shall be provided to prevent the hangers from leaving the ends of the track or suitable stops may be provided on the door only. Hangers and tracks shall be so designed and installed as to support the door in case of fire.
(D) The hangers, tracks, and their supporting brackets and fastenings for horizontally sliding, power-operated hoistway doors shall be constructed to withstand, without damage or appreciable deflection, an imposed load equal to 4 times the weight of the door as applied successively downward and upward at the vertical center line of the assembled door or of each door section.
(E) Door sections or panels of multisection horizontally sliding hoistway doors shall be so connected to each other as to insure simultaneous movement of all sections or panels.
EXCEPTION to section 3020 (b)(17)(E):
Door sections or panels that are:
1. directly driven by the car door; and
2. equipped with an approved hoistway-unit-system hoistway door interlock on each driven door; and
3. provided with door closer(s) installed to comply with Section 3020(b)(13).
(Title 24, Part 7, Section 7-3020)
(18) Hoistway Door Vision Panels.

(A) Vision panels shall be provided in the following types of elevator hoistway doors.
EXCEPTIONS to subsection 3020(b)(18)(A):
Car switch elevators installed before June 5, 1947.
1. All horizontally swinging doors. (continued)