3338
THE NEW ZEALAND GAZETTE.
[No. 86

“Crane” includes any engine, hoist, lift, derrick, apparatus,
or contrivance of a like kind used on any building for the
hoisting, lowering, carrying, or removing from place to
place of material, goods, or workmen, and worked by
steam, electric, or hand power, or in any other manner,
but does not include any machine or boiler by which the
motive power of a crane is generated if a certificate for
such machine or boiler is required under the Inspection
of Machinery Act, 1928.

3. All scaffolding and gear shall be of the description indicated in
   these regulations under the respective headings, and shall be set up,
   built, maintained, and used in accordance with such regulations:
   Provided that it shall be lawful for any Inspector to authorize the use
   for any particular purpose of any other description of scaffolding or
   gear in any case where he has personally inspected the same and has
   certified in writing that in his opinion such scaffolding or gear may
   safely be used for the purpose intended.

SWINGING-STAGES.

4. (1) The total load on the platform of a swinging-stage, inclusive
   of workmen and material, shall not at any time exceed 500 lb. or such
   less weight as may be set out in a certificate of an Inspector authorizing
   the use of such swinging-stage, and no person shall use, and no owner
   or person in charge shall permit to be used, any swinging-stage bearing
   a total load greater than the weight permissible under this clause.

(2) The rope used for supporting a swinging-stage shall consist
of four (4) parts manila rope, each part of which shall be not less than
2½ in. in circumference, and reeved through a double and single block.
The sheaves of such blocks shall be not less than 4 in. in diameter;
wooden blocks shall not be used unless the cheeks are strapped with
metal.

(3) Strops or slings shall be 4 in. manila rope or 1½ in. steel-wire
rope. If timber outriggers or needles are used they shall be of not
less section than 6 in. by 4 in. best approved timber, which shall be
placed edgeways and securely lashed and weighted.

(4) The length of the platform shall not exceed 18 ft.

(5) The platform shall be not more than 24 in. nor less than 18 in.
in width, and shall be formed of straight-grained planks 1½ in. thick
stiffened with cleats fixed in the centre and at each hanger.

(6) The distance between the hangers shall not exceed 12 ft.

(7) The hangers shall be formed of steel of not less than ¾ in.
diameter or 2 in. by ½ in., and shall pass under the planks to which they
shall be securely attached.

(8) A guard-rail shall be provided of 1 in. iron pipe or of timber
not less than 3 in. by 2 in., securely fastened not less than 3 ft. from the
floor of the stage. There shall also be provided a fender-board not
less than 4 in. by 1 in. on the outside and at both ends.

(9) In cases where in the opinion of the Inspector it is impracticable
to erect a swinging-stage conforming to the requirements of this
regulation, a drawing accompanied by a written statement containing
particulars of the swinging-stage to be used shall be submitted to the
Inspector and approved by him before such swinging-stage may be
used.

SUSPENDED SCAFFOLDING.

5. (1) Suspended scaffolding means a working platform suspended
   from overhead supports or outriggers and raised or lowered by
   mechanical means.

(2) The use of suspended scaffolding shall not be permitted
where in the opinion of the Inspector—

(a) The scaffolding is not suitable for the work for which it is
intended to be used:

(b) The building or structure to which the scaffolding is proposed
to be fixed is not suitable for safely supporting this type
of scaffolding:

(c) The position of such scaffolding and the conditions under
which it would be used constitute a danger to any person
or property.

(3) The pawls of all winches shall be fitted with a suitable device
to prevent disengagement of the pawls.

(4) No person shall use, and no owner or person in charge shall
permit to be used, any winch which has any part so worn as appreciably
to affect its efficiency.