ATR42-300 Combi & Freighter

Exit

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Topics of Discussion

Design Criteria Design Overview

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Design Criteria Bulk load Side aisle

Accommodates larger items More usable cargo volume

Overhead bins removed in cargo compartment

Full freighter through full passenger capability

Class ‘C’ cargo compartment Passenger cabin must maintain a

high aesthetic standard

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Design Criteria Standard large cargo door Forward & Aft cargo compartments

Allows for manipulation of load to ensure Center of Gravity limits maintained

Low floor level reduces ground equipment requirements

‘Hotel’ mode - Passenger comfort at remote locations

Runway requirements suitable for remote locations

-54°C Cold weather certification

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Proven cold weather operations - 54C Certification

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Design Overview

Floor panel upgrades Cargo restraint system Cargo liner system Class ‘C’ compartment Reconfigurations Configurations

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Floor Panel Upgrades LH aisle provides wider

cargo zone than centre aisle Floor Panel Replacement

Two factors:1. Strength (certification

requirement)• required when modifying a

passenger aircraft to combi (400 kg/m2)

2. Durability (operational requirement)• required due to load

characteristics

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Cargo Restraint System Side Aisle Design predicated by

maximum floor load capacity

9G Barrier net 1.5G Aisle net Posts - control net

deflection & aisle encroachment

Option for double

bays

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Restraint System Installed

View looking forward Nets

(undone) and posts

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Restraint System Installed

View looking into cargo compartment through cargo door Showing access

aisle and nets secured

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Cargo Liner SystemTwo functions

1. Structural – 1.5G lateral load

2. Fire/smoke barrier Joint sealing requirement Any breach through the

liner must be sealed i.e. Net fittings, detectors,

lights, etc Removable and durable Has approved repair

schemes using standard sheet metal practices

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Cargo Liner System

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Cargo Liners Installed

View looking forward

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Partners Kidde Aerospace,

Wilson, North Carolina

Supplier of numerous components for fire detection & suppression

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Class ‘C’ Compartment Regulations

Requirements in FAR 25.857

1. One (1) minute smoke/fire detector

2. Built-in fire extinguishing system

3. Isolate the crew and passenger compartments

4. Ventilation control such that the extinguishing agent can control the fire

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Class ‘C’ details1. One (1) minute smoke/fire

detector Dual loop redundancy – MEL

relief Multiple detectors Low smoke / high heat

capability

2. Built-in fire extinguishing system Certified for 60 minutes

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Class ‘C’ details –cont’d

3. Isolate the crew and passenger compartments

Cabin Partition seal Flight deck door seal Radio rack seal

4. Ventilation control such that the extinguishing agent can control the fire

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Configurations The following ‘Combi’ configurations

are available with 33” seat pitch: 10 pax / 5 bay 18 pax / 4 bay 22 pax / 3 bay 30 pax / 2 bay 34 pax / 1 bay 42 Pax (all pax)

Also available: 7 bay freighter

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Combi & Freighter Configurations

A

ATR42-30034 PAX

33" PITCH

A

1 2

1 2

3 4

3 4

5 6

5 6

7 8

7 8

119 10

9 10

A

ATR42-30042 PAX

33" PITCH

ATR42-30030 PAX

33" PITCH

ATR42-30022 PAX

33" PITCH

ATR42-30018 PAX

33" PITCH

A

A

ATR42-30010 PAX

33" PITCH

9 10 11

9 10

A

ATR42-3007 BAY FREIGHTER

A

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Passenger Cabin

View looking forward from Galley 10 Passenger

configuration

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Passenger Cabin

View looking forward from Galley 34 Passenger

configuration

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Reconfigurations Recon procedure

Remove cabin side wall panels, ceiling panels, & overhead bins

Install cargo side wall panel system Install partition Install posts and aisle nets Load cargo, install barrier nets as

zones are filled Reconfiguration time between

configurations minimized

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Reconfigurations

Cargo positions coincide with the overhead bins

Each section is 49.5” long limited to 1,400 lbs per section

Option for double section, 99” long limited to 2,800 lbs; 6.6 lbs/ft3

High aesthetic standard maintained

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Secure Cockpit Door Approved by Transport

Canada Meets requirements of

FAR25.795 Requires modification to

the cockpit observer seat (included)

Certification

Transport Canada

STC obtained