Training Module of Material Handling Equipment

8/3/2019 Training Module of Material Handling Equipment

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Material Handling EquipmentMaterial Handling Equipment

Safety Standard No.Safety Standard No. ::

Revision No.Revision No. ::

Effective DateEffective Date ::

Date of TrainingDate of Training ::ByBy ::


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To provide guidelinesTo provide guidelines

Handling Materials manuallyHandling Materials manually

Using moving machinery likeUsing moving machinery like

Fork Lift TrucksFork Lift Trucks

ConveyorsConveyors

Cranes and DerricksCranes and Derricks

Tower CranesTower Cranes

Overhead and Gantry CranesOverhead and Gantry Cranes

Mobile CranesMobile Cranes

Passenger Lifts and Material HoistsPassenger Lifts and Material Hoists


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Associated Hazards

Poor site layouts

Falls from Vehicle

Height Restriction

Overturning

Collisions

Striking people and equipment


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Responsibility

Departments

Drivers

Consultants

Contractors


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Manual Lifting

Not to carry loads above capacity

Loads shall not exceed 50 kg. for men, 20 kg. For women

Mechanical lifting is preferable

Safe lifting postures


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Safe lifting posturesSafe lifting postures


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Mechanical Lifting

Trained Drivers and Operators

Adequately skilled

No persons below 18 years of age

Who should use ?

Suitable sticker to be pasted on the helmet on trained

driver/operator - for easy identification


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Which one to use ?

All lifting machines and lifting tackles bearing

Identification mark

Safe Working Load

Date of Last test

ANDAND

Fit for Use


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General Precautions

The Load is safe and securedwhile lifting

Slinging method is proper

Lifted load not exceeding safe working load

Load is so slung, that it will not collapse or does not damage the

sling

No load is unattendedwhen power is on or load is suspended

above machinery

No person shall ride on the suspended load or lifting machinery

All persons shall strictly use helmets and safety shoes


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Fork Lift Trucks

Be provided with Overhead ProtectionBe provided with Overhead Protection

Must be fully insideMust be fully inside Must notMust not

UNSAFEUNSAFE


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Fork Lift Trucks

No attachment shall be incorporated, without taking necessary precautionsNo attachment shall be incorporated, without taking necessary precautions

ForkFork--lift should be stablelift should be stable

If Load is obstructing, drive in reverse gearIf Load is obstructing, drive in reverse gear

Fork must be kept 15Fork must be kept 15--20 cm above floor20 cm above floor

Drive at a slow and safe speed, avoid sudden start and stopDrive at a slow and safe speed, avoid sudden start and stop

Avoid driving over any object lying of the pathAvoid driving over any object lying of the path


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Conveyors

11

22

33

Starting Sequence = 3 - 2 - 1

Stopping Sequence = 1 - 2 - 3

Design


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Conveyors

Stop switch at operators station and near motor

Emergency Switch pull chord must be operative all time

Proper interlock to start

Screw conveyors to be guarded to prevent contact

Proper guard to be provided, if required to work below conveyor

Riding or crossing-over a conveyor is not allowed

All pulleys, belt nips, idlers are to be guarded


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SAFETY DEVICESSAFETY DEVICES

HOOK LATCHHOOK LATCH

BOOM LIMIT SWITCHBOOM LIMIT SWITCH

BOOM ANGLE INDICATORBOOM ANGLE INDICATOR

OVER HOIST LIMIT SWITCHOVER HOIST LIMIT SWITCH

Boom Limit Switch

Over Hoist Limit switch

Hook Latch

Boom angle indicator


Cranes and Derricks


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Unsafe Practices

Non-Use of Hook Latch

Remedial Measures

Use Hook latch to

avoid slings fromgetting removed

from hook



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A is a point in the Tipping of Crane

To achieve the stability of Crane the

following equation should be satisfied

Moment about point A

W1 X L1 + W2 X L2 W3 X L3

Tipping Axis

STABILITY

L2L1 L3

A

W3W

1

W2



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Must comply with the manufacturers specification and limitations

Rated capacity, operating speed and hazard warning shall be pasted clearly

Standard Hand Signals from authorised person are to be used

A minimum one distance clearance between swing radius of greatest extension.

Crane shall be stationed on firm ground when operating

Cranes must not be operated between sun-set and sun-rise, without adequate

lighting arrangements

Suitable horns, head lights, side lamps, rear & stop lights and flashing

direction indicator

Tyre pressure to be maintained correctly always



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When traveling up a gradient, the

load shall be derricked out

When traveling down a gradient,

the load shall be derricked into

Position shall be corrected on reaching the level ground


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When leaving crane, operator must

Lower any suspended load to the ground

Disengage the clutch

Engage all safety locks

Secure boom againsth

igh

winds

When parking over night, in addition to the above

Release the load

Lower the boom to ground

Provide wheel locks and wheel blocks


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Except where Electrical Lines are de-energised

In transit with no load and boom lowered

1.2 meters for 50kV

3 meters for > 50kV and 345 kV

4.8 meters for > 345kV and 750 kV

Minimum clearance between the electric lines and any part of crane

3 meters for 50kV

3 meters plus 1 cm for each 1 kV over 50 kV, for > 50kV

A person shall be designated to observe clearance of the equipment


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While working under HT cables

1. Electrical department Representative and Job SupervisorMUST

be present through out

2. Written clearance MUST be obtained from

Electrical Department

Mechanical Department

Safety Officer

Any overhead wire shall be considered to be an energized

line unless and until the person owning such line or electrical

utilities authority indicates that it is not an energized line and

has been visibly grounded.


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Tower Cranes

Tower cranes shall be erected, jumped or dismantled under the direct

supervision of a competent person, in accordance with the

manufacturers specification.

A Professional engineer shall certify that the crane foundation and

underlying soil are adequate to support

Tower cranes shall be positioned whereby they can swing 360

Suitable limit switch is to be installed, if it strikes an object.

Direct voice communication between the operator and the signal man.

Operating controls shall be properly marked.

In installed on existing building or new construction, structural

engineer shall certify that the building is designed to withstand the

torque and loads.


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Tower Cranes

Capacity chart shall be furnished by crane manufacturer and shall be

pasted in operators cabin. Chart shall be visible and readable to the

operator at the normal operating position.

shall have adequate overhead protection to the operator

Access to operators cab shall be safe and approved by competentauthority.

For inspection and maintenance, ladders, walkways with railing and

fall protection devices must be provided.

slewing brake must be able to hold the boom and load

Tower cranes shall not be erected or raised when wind velocity exceed

20 kmph


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Overhead and Gantry Cranes

The rated load shall be plainly marked on each side of the crane

Bridge trucks shall be equipped with sweeps, which extend below the top of

the rail and project in front of the truck wheel

Effective audible signal

An unobstructed passageway of 600 mm width shall be maintained between

any part of the lifting appliance and any guard rail, fencing or other nearby

fixtures.

Platforms for crane drivers and signalers shall be sufficient area providedwith safe means of access

Cabins for drivers shall have unrestricted visibility, safe access and weather

protected.


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Stability of Lifting Appliances

Adequate precaution to ensure stability of lifting appliance used on a soft

or uneven surface or on a slope

Cranes shall be

Anchored to the ground or other foundations. Rail Tracks shall not be

used as anchorage.

Securely counter-weighted to prevent over turning

A diagram of the counter weight indicating the position shall be affixed on

the crane

Anchorage shall be examined by a competent person by applying 1.25times the rated load. Report of this test shall be maintained at the

construction site by the contractor.


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Documents

Training Module of Material Handling Equipment