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Mine Health and Safety Act, 1996 (Act No. 29 of 1996)

Regulations

Forms

Form DMR 299 : Chairlifts

 

FORM DMR 299

 

CHAIRLIFTS

R893 Form DMR299

 

 

The Chairlift Particulars

 

In terms of regulation 8.12.2 Chapter 8 of the Mine Health and Safety Act, (Act 29 of 1996)

 

O.E.M.

 

Ref No:

 

The Principal Inspector of Mines

Region:

Date:

 

 

Please be advised that we wish to inform you of particulars of a chairlift as set out below:

 

Name of mine:

Address of mine:

 

The chairlift will be:

(a) installed,
(b) modified, or
(c) recommissioned

(specify a, b or c)

 

Nature of loads to be transported:

 

Location of chairlift (including shaft and levels):

 

 

 

EXCAVATION:

 

Drawing number:

 

Air - upcast or downcast:

 

Velocity:

 

Indicate "Wet or Dry"

If wet, is water acid, neutral or alkaline?

 

 

 

ILLUMINATION:

 

Are the stations and the traveling ways adequately illuminated?

 

 

 

COMMUNICATION ARRANGEMENTS:

 

Type:

 

 

 

DESCRIPTION OF CHAIRLIFT INSTALLATION:

 

Does the chairlift design comply in all respects with SANS 273:2006 Edition 1 - "Standard for the design, construction, maintenance and safe operation of chairlifts in mines "?

 

If not, describe variances

 

Chairlift Type: (Fixed Grip, Detachable Grip, Other)

 

Centre To Centre Length                (Metres)

 

Vertical Lift                                (Metres)

 

Maximum Angle To Horizontal                (Degrees)

 

Number Of Intermediate Stations

 

Chairlift Capacity                (Persons Per Hour)

 

Rope Speed                         (Metres Per Second)

 

Minimum Time Interval Between Carriers                (Seconds)

 

Minimum Equidistant Carrier Spacing                        (Metres)

 

Carrier Design - Personnel

 

Carrier Design - Specified (Loads)

 

Drive System:

 

Drive Motor                (kW)        Volts                (AC /DC) (rp.m)

 

Estimated maximum absorbed power                (kW)

 

Drive sheave mean diameter                        (Metres)

 

Gear reducer type and ratio

 

 

 

BRAKES:

 

Service brake system (description of)

 

Back -up brake system (description of)

 

 

 

ROPE TENSIONING SYSTEM:

 

Return sheave mean diameter                        (Metres)

 

Method of applying tension

 

Counterweight mass or Hydraulic pressure                        (kg /MPa)

 

Initial tension applied to the rope or sheave axle                (Newtons)

 

Diameter /specification of tension rope

 

Estimated breaking strength of tension rope                         (Newtons)

 

Counterweight/hydraulic cylinder movement allowed                        (metres)

 

Tension carriage movement allowed                        (metres)

 

 

 

HAULING ROPE:

 

Diameter /specification

 

Finish

 

Manufacturer's lubrication

 

Estimated breaking strength

 

Ratio of minimum sheave diameter (drive, return or idler), to rope diameter

 

Ratio of minimum sheave diameter (drive, return or idler), to rope outer wire diameter

 

Maximum calculated dynamic rope tension                         (Newtons)

 

Calculated minimum dynamic rope safety factor

 

 

(Attach certified copies of OEM's chairlift calculations, specifications and general arrangement drawing of the chairlift installation.)

 

 

I certify that the particulars and specifications given herein are correct.

 

 

 

Signature of employer: ..................................................

 

[Form DMR299 (Chairlifts) inserted by Notice No. R.893 dated 25 August 2017]

 

 


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