the views, comments, procedures, etc. expressed in this presentation are primarily those of the...
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![Page 1: The views, comments, procedures, etc. expressed in this presentation are primarily those of the presenter. Brief overview of a study done for MTA/LIRR](https://reader035.vdocument.in/reader035/viewer/2022070413/5697bff11a28abf838cbb243/html5/thumbnails/1.jpg)
The views, comments, procedures, etc. expressed in this presentation are primarily those of the presenter.
Brief overview of a study done for MTA/LIRR of New York City
Car Maintenance Shop
Presenter: William H. Harmon, Industrial EngineerSTV Inc. New York, NY
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WORKFLOW PROCESS ANALYSIS
Objective is to create an efficient and productive workflow by:
• Minimize the distances travel between work areas.• Timely availability of parts, tools and equipment for performing
the job.
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Key Variables to consider:
• Directional flow of the work and/or parts.• Distances of travel.• Sequencing of work operations.
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WORKFLOW PROCESS ANALYSIS
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EXISTING WORKFLOW
EXISTING WORKFLOW TO ELECTRIC COMPONENT SHOP
STOREROOM NO. 31
CAR REPAIR SHOP
MACHINE SHOP
TRUCK SHOP
COMPONENT
ELECTRIC
SHOP
FLOW DIRECTION
LEGEND
SHOP AREAS
MAINTENANCE SHOP
RAIL CARS
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Flow Direction
Flow Direction
Electric Component Shop
Car Repair Shop
Storeroom No. 31
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EXISTING SHOP LAYOUT
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EXISTING ELECTRIC COMPONENT SHOP LAYOUT
7 12119865
4321
OR
ST
OR
ER
OO
M 3
1
FR
OM
CA
R R
EP
AI R
SH
OP
FR
OM
CA
R R
EP
AI R
SH
OP
TESTING CAGE
STOREROOM NO.111
ELECTRIC DOOR OPERATORS
10
RESISTORS GRIDS89
12
6,11 RELAYS AND MAGNET VALVESSWITCHES, CONTACTORS,
5 CONVERTERS
7
SALVAGE
GROUP BOXES
BEAD BLAST ROOM
CONTROLLERS, CAM
FLOW DIRECTION
SHOP AREAS
DESCRIPTION
FURNITURE, ETC.
AREA /
4321
LEGEND
FORKLIFT CHARGING
AND PANELS
Electric Component Shop
Flow Directions
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WORKFLOW DOCUMENTATION
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DOOR OPERATORSRECEIVED FROM/SHIPPED TO
MAINTENANCE SHOP
WORKBENCHESELECTRIC COMPONENT SHOP
REPAIR AREA FORDOOR OPERATORS
STOREROOM NO. 30
DISASSEMBLED
EXISTING SUBSHOP WORKFLOW
*PARTS IN SATELLITESTOREROOM NO. 111
DOOR OPERATORSREMOVED/INSTALLEDAT CAR REPAIR SHOP
SEVERAL WORKERS
REPAIRED,REBUILT,
ASSEMBLED &TESTED
CLEANEDAT
WASH AREA
ELECTRICCOMPONENT SHOP
6B
2A
1A
2B
154 FT.
605 FT.
154 FT.
646 FT.
2
1 1B
7
6A
605 FT.7
6A 605 FT.
6
3
5
5
4
605 FT.
6A
XX
LEGENDWORKPACE
MAINTENANCE FUNCTIONS
FLOW DIRECTION
FLOW SEQUENCE
WORKER
FORKLIFT
Door Operators Functions Page 7 of 9
“START” FLOW
“END” FLOWTo Electric Component Shop and/or Maintenance Shop
Multiple functions performed
To Car Repair Shop and/or
Elec. Component Shop
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PROPOSED LOCATION/WORKFLOW
STOREROOM NO. 31
CAR REPAIR SHOP
ELECTRIC COMPONENTSHOP
TRUCK SHOP
FLOW DIRECTION
LEGEND
SHOP AREAS
MAINTENANCE SHOP
RAIL CARS
FOR ELECTRIC COMPONENT SHOP
PROPOSED WORKFLOW
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Car Repair Shop
Electric Component Shop
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New Layout For Electric Component Shop
PROPOSED WORKFLOW
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FLOW DIRECTION
SHOP AREAS
FURNITURE, ETC.
CONTROLLERS, CAM
BEAD BLAST ROOM
SALVAGE (RELOCATED)
GROUP BOXES
CONVERTERS
1
2
3
4
5
6,11
7
8
9
SWITCHES, CONTACTORS, RELAYS AND MAGNET VALVES
FORKLIFT CHARGING (RELOCATED)
RESISTORS GRIDS
STOREROOM NO.111
10
12
TESTING CAGE
ELECTRIC DOOR OPERATORS AND PANELS
LEGEND AREA DESCRIPTION AREA DESCRIPTION AREA DESCRIPTION
CAR REPAIR SHOPLocated to east
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