Current through Register Vol. 51, No. 19, September 20, 2024
A. Purpose.
These regulations establish safety standards for the design, construction,
installation, operation, inspection, and maintenance of personnel
hoists.
B. The American National
Standard Safety Requirements for Personnel Hoists and Employee Elevators for
Construction and Demolition Operations, ANSI A10.4-1990, is incorporated by
reference, with the following changes:
(1) On
page 1, under Section 2.1, Related American National Standards, delete
reference to ANSI/ASME A17.1-1987 and insert in its place the following:
American National Standard Safety Code for Elevators, Dumbwaiters, Escalators,
and Moving Walks, ASME A17.1, as adopted by the Commissioner of Labor and
Industry.
(2) On page 2, under
Section 2.3, Referenced Standards, delete reference to ANSI/ASME A17.1-1988 and
insert in its place the following: American National Standard Safety Code for
Elevators, Dumbwaiters, Escalators, and Moving Walks, ASME A17.1, as adopted by
the Commissioner of Labor and Industry.
(3) On pages 8 and 9, delete the following
definitions:
(a) Automatic
Operation;
(b) Car-Switch Automatic
Floor-Stop Operation;
(c)
Nonselective Collective Automatic Operation;
(d) Selective Collective Automatic
Operation;
(e) Single Automatic
Operation; and
(f) Single
Operation.
(4) On page
11, delete the text under Section 4, Temporary Use of Permanent Elevators for
Carrying Workers or Materials, and insert in its place the following: Section
4. Permanent passenger or freight elevators installed in buildings under
construction, modification, or demolition may be used for carrying workers or
materials, or both, provided the elevators are approved for such use and a
temporary permit therefore is issued for the class of service for which
approval is granted by the department having jurisdiction. Elevators for
handling personnel during construction that operate in permanent hoistways on
the permanent guide rails shall conform to the requirements of the current
edition of the American National Standard Safety Code for Elevators,
Dumbwaiters, Escalators, and Moving Walks, ASME A17.1, as adopted by the
Commissioner of Labor and Industry, that apply to this type of
operation.
(5) On page 24, delete
the text under Section 14.3.1 and insert the following: When oil buffers are
used they shall comply with Part II, Section 201, Rule 201.4 of ASME A17.1, as
adopted by the Commissioner of Labor and Industry.
(6) On page 45, delete Section 24.1.2.1B A
utomatic Operating Devices.
(7) On
page 45, delete Section 24.1.2.2B.
(8) On page 46, delete the text under Section
24.1.3, Top-of-Car Operation During Inspection, and insert the following:
Means shall be provided to operate the elevator from on top
of the car during adjustment, inspection, maintenance, and repair. The
operating means shall conform to the following:
(1) It shall be of the continuous-pressure
type;
(2) It shall operate the car
at a speed not exceeding 150ft/min(0.76m/s);
(3) It may be of the portable type provided
the extension cord is permanently attached inside the car with enough cord to
safely access the entire car top;
(4) Except as provided in Rule 210.1d(8) of
ASME A17.1, it shall be so arranged and connected that when operative, the
movement of the car shall be solely under the control of this device and power
door operating devices shall be inoperative, fail safe;
(5) The means for transferring the control of
the elevator shall be:
(a) An inspection
control device maintained inside the car; and
(b) Of the manually closed type and be
positively opened mechanically, and their opening shall not be solely dependent
on springs. When opened, this switch shall prevent automatic
operation;
(6) The
device shall be used only for the purpose of adjustment, inspection,
maintenance, and repair of the elevator or hoistway equipment; and
(7) Separate additional means of the
continuous-pressure type may also be provided to make power-door operating
devices and automatic car-leveling devices operative from the top of the car
for testing purposes.
(9) On page 46, delete Section 24.1.4.
Wireless Control.
(10) On page 46,
delete Section 24.1.5 Design Principle for Wireless Control.
(11) On page 56, delete the text under
Section 26.3, Acceptance Tests of Buffers for Car and Counterweight, and insert
the following: No acceptance test shall be required for spring-type buffers.
Oil buffers shall be tested in the field in accordance with Part X, Section
1000, Rule 1000.3 of ASME A17.1, as adopted by the Commissioner of Labor and
Industry.
(12) On page 57, delete
the text under Section 26.6 Operation and insert the following: Except for
requirements relating to automatic operation and wireless control, hoists shall
be operated in compliance with the manufacturing specifications, rules, and
recommendations, and the same of the governing authority. This shall consist of
items, functions and criteria pertaining to the hoist use and shall be a part
of an operational maintenance and inspection log.
(13) On page 57, delete Section
26.6.1.
(14) On page 59, delete the
text under Section 29 Posting of Operating Permits and insert the following:
Permits shall be posted in accordance with Regulation .02 of this
chapter.
C. American
National Standard ANSI/ASSE A10.4 - 2007 Personnel Hoists and Employee
Elevators on Construction and Demolition Sites, is incorporated by
reference.
D. American National
Standard ANSI/ASSE A10.4 - 2016 Safety Requirements for Personnel Hoists and
Employee Elevators on Construction and Demolition Sites, is incorporated by
reference.
E. Article 620
Elevators, Dumbwaiters, Escalators, Moving Walks, Platform Lifts, and Stairway
Chairlifts of the National Electric Code (NFPA 70), which is incorporated by
reference in COMAR
09.12.50.02-1B(3).