7-C25FI103184211R IFB Part 4 Technical Appendix 2 Flagmen Requirements.pdf
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- Solicitation number
- C25FI103184211R
- Issued by
- Cook County, Illinois
About this file
This document is a technical appendix for flagmen requirements issued by the Chicago Transit Authority (CTA) as part of Invitation for Bid (IFB) C25FI103184211R for construction services related to the All Stations Accessibility Program (ASAP) at Logan Square Line - California Station. The appendix provides comprehensive guidelines for flagmen deployment across the CTA's entire rail system, which spans multiple lines including the Blue, Brown, Green, Orange, Red, Purple, and Yellow lines. The document establishes 198 flag zones distributed across seven rail terminals and their respective line segments, detailing the specific flagmen requirements based on track configurations, track characteristics, and work zone locations. Each flag zone is indexed with location boundaries, number of tracks, special conditions, rail stations within the zone, and minimum flagmen requirements determined by either the "Tracks Fouled" method or "Track Numbers" method. The flagmen requirements range from one to six flagmen depending on the zone complexity and number of tracks involved in the work area.
The document includes standard operating procedures for flagging operations on the right-of-way, establishing protocols for flagmen duties, equipment requirements, portable track trip installation and removal, hand signal procedures, and safety protocols. Flaggers are required to wear specified safety clothing and must never leave portable track trips or work crews unattended. Work zone setup procedures mandate that a Roadway Worker in Charge (RWIC) contact Rail Control using a 10-37 call code before entering the right-of-way, and slow zones must be established when three or more workers are present for over 60 minutes. The document emphasizes that safety is integral to all flagging operations, with workers required to face approaching trains and immediately evacuate the right-of-way if trains do not respond to flagging signals. Shunt cables, portable track trips, and electronic train warning devices are specified safety equipment to be installed at designated locations to ensure proper train stopping distances and worker protection throughout the work zone.
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PART 4
APPENDIX 2
Flagmen Requirements
Requisition: C25FI103184211R
Flagmen Requirements
FLAGMAN REQUIREMENTS - TABLE OF CONTENTS
Introduction Flag Zone Index
Flagmen Requirements Flag Zone Map Procedure for Ordering Flagmen Definitions
Blue Line Flag Zone Index - O'Hare Terminal - O'Hare to Kostner Flag Zone Map - O'Hare Terminal - O'Hare to Kostner Flag Zone Index - O'Hare Terminal - Kostner to LaSalle Crossover Flag Zone Map - O'Hare Terminal - Kostner to LaSalle Crossover Flag Zone Index - Forest Park Terminal - Desplaines to LaSalle Crossover Flag Zone Index - 54th Terminal - 54th to Loomis Junction Flag Zone Map - Forest Park & 54th Terminals
Brown Line Flag Zone Index - Kimball Terminal Flag Zone Map - Kimball Terminal - Kimball to Wacker Drive
Green Line Flag Zone Index - Harlem Terminal - Harlem to 18 Tower Flag Zone Map - Harlem Terminal - Harlem to 18 Tower Flag Zone Index - 63rd/Ashland Terminal -Green Line - 63rd/Ashland to 59 Interlocking Flag Zone Index - 63rd/Ashland Terminal - Green Line - 63rd/Cottage Grove to 59th
Junction Flag Zone Index - 63rd/Ashland Terminal -Green Line - 59th Junction to 13th Junction Flag Zone Map - 63rd/Ashland Terminal - 63rd/Ashland & 63rd Cottage to 13th Junction
Orange Line Flag Zone Index - Midway Terminal Midway to 12 Tower Flag Zone Map - Midway Terminal - Midway to 12 Tower Flag Zone Index - Midway Terminal - Loop Flag Zone Map - Midway Terminal - Loop
Red, Purple & Yellow Lines Flag Zone Index - Howard Terminal - Linden to Howard North Interlocking/Purple Line Flag Zone Index - Howard Terminal - Dempster to Howard North Interlocking Flag Zone Index - Howard Terminal - Howard to Clark Junction/Red Line North Flag Zone Map - Howard Terminal - Purple, Yellow and Red Line North to Clark Junction Flag Zone Index - 95th Terminal - 95th to North Portal/State Street Subway Flag Zone Map - 95th Terminal - 95th to North Portal State Street Subway
Flag Zone Matrix Appendix A Rail Service Bulletins Appendix B Forms Appendix C Standard Operating Procedures Appendix D Drawings/Sketches
FLAG ZONE INDEX
The entire Rail System has been divided into 198 flag zones. These flag zones are based upon which Rail Terminal has the responsibility of providing flagmen. The Flag Zone numbers emulate train run numbers assigned to the Terminal supplying the Flagmen (except for the loop). For easy identification, all Flag Zones are listed on a "Flag Zone Index" chart.
This Flag Zone Index identifies each Flag Zone by:
1) Flag Zone Number
2) Location (limits of the zone)
3) Number of tracks
4) Track Characteristics/Special Conditions
5) Rail Stations within the flag zone
6) Flagmen Requirements based on:
a) The number of tracks fouled.
b) Track number where work is being performed.
c) Minimum number of flagmen required.
FLAGMEN REQUIREMENTS
Flagmen requirements are determined by one of two methods, Tracks Fouled or Track Numbers.
Determining Flagmen Requirements using "Tracks Fouled" Method
Tracks Fouled is defined as the placement of an individual or an item of equipment in such proximity to a track that a moving train could strike the individual or equipment. This also includes the area where workers relocate to clear the track upon the approach of a train. (Note:
climbing or jumping up to a Rail Station Platform is not an acceptable method of clearing a fouled track). Flagmen requirements are normally determined by this method. To determine the minimum number of flagmen required, ascertain how many tracks will be fouled, then refer to the Tracks Fouled portion of the Flag Zone Index for the minimum number of flagmen required.
Determining Flagmen Requirements using "Track Numbers" Method (used only in areas of multiple tracks - four or more)
Track Number is defined as a specific number or letter used to identify a specific track. This method is used when work is performed in an area of multiple tracks (four or more).
When work is performed on one track in areas of four or more tracks, the track number portion of the Flag Zone Index is used to determine the minimum number of flagmen required.
When work is performed on more than one (1) track in areas of four (4) or more tracks, the track fouled portion of the Flag Zone Index Chart is used to determine the minimum number of flagmen required.
Flag Zone Index - O'Hare Terminal - O'Hare to LaSalle Interlocking - Dearborn Subway/Blue Line
Flagman Requirements
Flag Zon e No.
Location
Trks
Track Characteristics
Special Conditions
Stations
Tracks Fouled
Track
Flagman
O'Hare Terminal
Station platforms are constructed at the north end of the O'Hare Subway. Track is secured by direct fixation method, portable track trips are installed at drainage cut outs under rail or by using permanent track trip bases installed under the running rail. O'Hare platforms are island type.
O'Hare
O'Hare Terminal to the south (east) end of O'Hare East Interlocking
Subway track separated by concrete walls with a center track in a curve with restricted visibility. Track is secured by direct fixation method, portable track trips are installed at drainage cut outs under rail or by using permanent track trip bases installed under the running rail.
O'Hare East Interlocking to the south (east) end of Old Mannheim Interlocking
Subway track separated by a concrete wall leading to an incline onto ballasted track in expressway median.
Ballasted track is in a curve with restricted visibility. Track is secured by direct fixation method in subway & incline, portable track trips are installed at drainage cut outs under rail or by using permanent track trip bases installed under the running rail.
Old Mannheim Interlocking to Ramp AJ@ leading to southbound I-294
Ballasted track constructed in expressway median that has a curve with restricted visibility.
Ramp AJ@ to the south (east) side of Rosemont Station platform
Ballasted track constructed in expressway median with a curve with restricted visibility. Track is constructed around Rosemont Yard from Bridge "J" to Rosemont Station.
Rosemont Station platform is an island type.
Rosemont
Rosemont Station platform to the north (west) portal of the Tollway Tunnel
Ballasted track constructed in expressway median leading to a tunnel.
Tollway Tunnel - north portal to the south (east) side of East River Road Bridge
Ballasted track constructed in a tunnel with a curve with restricted visibility.
East River Road Bridge to Oriole Avenue Bridge
Ballasted track constructed in expressway median.
Cumberland Station platform is an island type. CCAANNFFIIEELLDD
&& OORRIIOOLLEE AAVVEENNUUEE BBRRIIDDGGEE PPIIEERRSS AARREE AARREEAASS OOFF
NNOO CCLLEEAARRAANNCCEE
Cumberland
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered. 9
Flag Zone Index - O'HARE TERMINAL - O'Hare to LaSalle Interlocking - Dearborn Subway/Blue Line
Zone
Flagma n
Harlem Curve - Oriole Avenue bridge to the north (west) end of Harlem Station platform)
Ballasted tracks in a curve with restricted visibility constructed in expressway median.
Harlem Station to the south (west) side of Harlem Interlocking
Ballasted tracks constructed in expressway median.
Harlem Avenue Station platform is an island type.
Harlem
Harlem Interlocking to north (west) side of Nagle Interlocking
SSAAYYRREE && NNAATTOOMMAA AAVVEENNUUEE BBRRIIDDGGEE PPIIEERRSS AARREE
AARREEAASS OOFF NNOO CCLLEEAARRAANNCCEE
Nagle Curve - Nagle Interlocking to south (east) end of curve at Signal Relay Case at Moody constructed in expressway median. Workers Ahead Warning System installed in this zone. NNAAGGLLEE AAVVEENNUUEE
BBRRIIDDGGEE PPIIEERR IISS AARREEAA OOFF NNOO CCLLEEAARRAANNCCEE
South end of Nagle curve to the south (east) end of Foster Avenue Bridge
PPEEDDEESSTTRRIIAANN BBRRIIDDGGEE @@ AAUUSSTTIINN,, FFOOSSTTEERR &&
CCEENNTTRRAALL AAVVEENNUUEE BBRRIIDDGGEE PPIIEERRSS AARREE AARREEAASS OOFF
NNOO CCLLEEAARRAANNCCEE
Foster Avenue Bridge to Central Avenue Bridge
Ballasted track with a center storage track constructed in expressway median.
Central Avenue the south (east) end of Jefferson Park Station constructed in expressway median. Center storage track from Central Avenue to Edmunds. Workers Ahead Warning System installed in this zone. IINN TTHHEE AARREEAA OOFF
EEDDMMUUNNDDSS,, AARREEAASS OOFF NNOO CCLLEEAARRAANNCCEE EEXXIISSTT
BBEETTWWEEEENN CCOONNCCRREETTEE RREETTAAIINNIINNGG WWAALLLL && TTHHEE
OOUUTTSSIIDDEE OOFF TTHHEE NNOORRTTHHBBOOUUNNDD && SSOOUUTTHHBBOOUUNNDD
TTRRAACCKKSS..
Jefferson Park
Jefferson Park to the south (east) end of Lawrence Avenue Bridge
Ballasted track with wide track centers constructed in expressway median.
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered. 10
Flag Zone Index - O'HARE TERMINAL - O'Hare to LaSalle Interlocking - Dearborn Subway/Blue Line
Lawrence to Lamon Avenue at Pumping Station located along northbound Kennedy Expressway
Lamon to the north (west) end of Montrose Station
Montrose Station to the south (east) end of Montrose Avenue Bridge constructed in expressway median. Montrose Station platform is an island type and constructed in a curve with
Montrose
Montrose Avenue Bridge to Kostner
Ballasted tracks constructed in expressway median.
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Map - O'Hare Terminal - O'Hare to Kostner
Flag Zone Index - O'HARE TERMINAL - Kostner LaSalle Interlocking - Dearborn Subway/Blue Line
Expressway Tunnel (Kostner to the north side of Irving Park Road @ Power Isolation Switches)
Ballasted tracks constructed in expressway median in a tunnel with a curve with restricted visibility.
Irving Park Station
Ballasted track constructed in expressway median. Irving Park Station platform is an island type.
Irving Park
South (east) end of Irving Park Station to the north (west) side of Addison Crossover
SB -1
NB - 2
Addison Crossover to Addison Street
Addison Street platform is an island type constructed in a curve with restricted visibility.
Addison
Addison Street to Signal Bond #NWD 174 located approximately 1300 feet north of Kimball Subway North Portal.
Signal Bond #NWD 174 to the north (west) end of Belmont Station
Ballasted track constructed in expressway median leading into a subway in a curve with restricted visibility. In the subway a concrete wall separates tracks. NNOO
CCLLEEAARRAANNCCEE AARREEAA IINN CCUURRVVEE OONN BBOOTTHH TTHHEE
NNOORRTTHHBBOOUUNNDD AANNDD SSOOUUTTHHBBOOUUNNDD TTRRAACCKK
Belmont Station to Belmont Crossover
Subway track separated by concrete platform and wall.
Belmont Station platform is an island type.
Belmont
Belmont Crossover to Logan Square
Subway track separated by a concrete wall in a curve with restricted visibility. NNOO CCLLEEAARRAANNCCEE AARREEAA IINN CCUURRVVEE
OONN BBOOTTHH TTHHEE NNOORRTTHHBBOOUUNNDD AANNDD SSOOUUTTHHBBOOUUNNDD
TTRRAACCKK
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Index - O'HARE TERMINAL - Kostner to LaSalle Interlocking - Dearborn Subway/Blue Line
Logan Square Station
Subway track separated by concrete platform.
Logan Square Station platform is an island type.
Logan Square
Logan Square Station to the south abutment of the Kimball Subway
Subway track separated by a concrete wall in a curve with
South Abutment Kimball Subway to North Abutment Dearborn Subway
Open deck elevated structure. California, Western and Damen station platforms are outside type.
California Western Damen
North Abutment Dearborn Subway to the south end of Division Curve @ Signals C-210 or D-213
Ballasted tracks on an incline leading into Subway in curves with restricted visibility. In the subway, tracks are separated by a concrete wall or station platform. Division Street platform is an island type.
Division
South end of Division Curve to Hubbard Street Crossover
Subway tracks separated by a concrete wall. Chicago Avenue Station and Abandoned Grand Avenue platforms are island type.
Chicago
Hubbard Street Crossover to underneath the Chicago River @ Signal C-112 or Signal D –115
Subway tracks separated by a concrete wall in a curve with restricted visibility.
Underneath Chicago River to the south end of Clark/Lake platform
Subway tracks separated by a concrete wall and concrete platform. Clark/Lake Station platform is an island type
Clark/Lake
Washington Curve – Signals C-92 or D-84 to the north end of the continuous platform at Washington
Washington to south of Jackson Station at Signals C-56 or D-84
Subway tracks separated by an island type of continuous platform. Washington, Monroe & Jackson Station platforms are island type.
Washington Monroe Jackson
Jackson Curve - from the south end of Jackson Platform to the south end of LaSalle Interlocking
2 - 3
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered. 14
Flag Zone Map - O'Hare Terminal - Kostner to LaSalle Crossover
Flag Zone Index - Forest Park Terminal - Desplaines to LaSalle Interlocking/Dearborn Subway - Blue Line
Forest Park Terminal to the south (west) end of Desplaines Avenue Bridge
Ballasted tracks, Forest Park platform is an island type
Forest Park
Desplaines Avenue Bridge to the south (west) end of Harlem Avenue Station
Ballasted tracks in a reverse curve on an incline with a 3.5% grade, portion of the zone is under CSX Railroad bridge.
Harlem Station to the south (west) end of Central Avenue Station
Ballasted tracks with wide track centers. Harlem, Oak Park and Austin station platforms are island type.
Oak Park Austin
Central Avenue Station (abandoned) to Lockwood Street (8 clear sign for Lotus Tunnel northbound)
Ballasted tracks in a double reverse curve on an incline into a Lotus tunnel. The abandoned Central station platform is an island type.
Lockwood Street to Belt Railroad bridge
Ballasted tracks with wide track centers in expressway median, Cicero Avenue station is an island type.
Cicero
Belt Railroad bridge to south (west) side of Keeler Avenue overpass constructed in expressway median. The abandoned Kostner station is an island type
Keeler to the south (west) side of Homan Avenue overpass
Ballasted tracks in expressway median. Pulaski Avenue station platform is an island type.
Pulaski
2 -TRK C
1 -TRK D
Homan to north (east) side of Kedzie Avenue overpass
Ballasted curve tracks with restricted visibility in expressway median. Kedzie Avenue station platform is an island type
Kedzie
Kedzie to the south (west) end of California Avenue Station median.
1 -TRK C
2 -TRK D
California Avenue Station (abandoned) to the north (east) end of California Avenue overpass
Ballasted curved tracks with restricted visibility in expressway median. The abandoned California Avenue
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered. 16
Flag Zone Index - Forest Park Terminal - Desplaines to LaSalle Crossover/Dearborn Subway - Blue Line
California to south (west) end of Loomis Junction median. Western Avenue and Medical Center stations platforms are island types. Includes Western Stub Track.
Medical Center
1 - Trk D 2 - Trk C
Loomis Junction to south (west) end of Racine Avenue Station Platform
Ballasted tracks that intersect with the Douglas Park Elevated Tracks at Loomis Junction. Extra Flag protection required on the Douglas Park Branch for work on the northbound track
Racine to the north (east) end of Morgan Middle Track @ Morgan Street median, with a center storage track between Racine and Morgan streets. Racine station platform is an island type.
Racine
1 - SB
2 - NB
Morgan Middle Track to North Portal Dearborn Subway median featuring a curve with restricted visibility (northbound) in the station area. U of I/Halsted station
U of I/Halsted
North Portal Dearborn Subway to the north (east) end Clinton Street Station
Subway tracks separated by a concrete wall, Clinton
Clinton
Clinton to the south end of LaSalle Station at Signals C-41 & D-41 with restricted visibility on a 3.2% grade.
South end of LaSalle Station to the south end of LaSalle Interlocking
Subway tracks separated by a concrete platform. LaSalle
LaSalle
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Index - 54th Terminal - 54th to Loomis Junction -Douglas Branch/Blue Line & Connector Track
Flag Zone Special Conditions Flagma
54th to Belt Railway Bridge @ Kenton
Ballasted tracks with wide track centers. 54th station has 2 platforms. Laramie (abandoned) and Cicero Avenue stations are island type. Includes 54th, Laramie, 50th, 49th, Cicero, 47th & 47th Court Grade Crossings
301 54th
Ballasted tracks in a curve with restricted visibility.
Workers Ahead Warning System installed in the limits of this zone. Includes Kilbourn & Kostner Grade Crossings
302 Belt Railway Bridge to north (east) side of
Kostner Avenue
Ballasted tracks with wide track centers. Kildare station
Kildare
303 Kildare Avenue Station
Ballasted tracks on an incline leading to open deck elevated structure. Includes Kildare Grade Crossing.
304 South (west) end of Kildare Avenue to the south (west) end of Pulaski Avenue Station
Open deck elevated structure with wide track centers.
Includes a center track between Pulaski and the Central Park Stations. Pulaski & Central Park station platforms are island type.
305 Pulaski to north (east) end of Central Park Avenue Station
Central Park
Central Park to Wood Street
Open deck elevated structure. Kedzie, California, Western & Hoyne Avenue station platforms are outside type.
Hoyne
Wood Street Curve
Open deck elevated structure in a curve with restricted visibility
Cullerton Avenue to the north end of Harrison Street Crossover
Open deck elevated structure. 18th & Polk Street station platforms are outside type.
18th Polk
Harrison to Ashland
Open deck elevated structure featuring a curve with
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Index - 54th Terminal - 54th to Loomis Junction -Douglas Branch/Blue Line & Connector Track
Flagma
Ashland to the south (west) end of Loomis Junction
Open deck elevated structure on an incline with a 3.12% grade.
Connector Track – Harrison Junction to Lake Street
Open deck elevated structure, used as a transfer track.
There are no scheduled train movements on the Connector Track.
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Map - Forest Park & 54th Terminals
Flag Zone Index - Kimball Terminal - Kimball to Wacker Drive / Brown Line of
Kimball Terminal to Kimball Interlocking
Ballasted tracks within the confines of Kimball Terminal.
Kimball station has 2 platforms.
Kimball
Kimball Interlocking to the north (west) side of Spaulding Grade Crossing (includes Kimball curve)
Ballasted tracks, includes curve with restricted visibility, within the confines of Kimball Interlocking.
Spaulding Grade Crossing to North Branch Chicago River bridge
Ballasted tracks. Kedzie and Francisco station platforms are island type. Includes Spaulding, Kedzie, Albany, Sacramento & Francisco Grade Crossings.
Francisco
North Branch Chicago River bridge
Ballasted tracks over the North Branch of the Chicago River bridge. NNOO CCLLEEAARRAANNCCEE AARREEAA OONN BBRRIIDDGGEE..
North Branch Chicago River Bridge to south (east) side of Rockwell Grade Crossing
Ballasted tracks. Rockwell station platform is an island type. Includes Rockwell grade crossing.
Rockwell
Rockwell Grade Crossing to north (west) end of Western Avenue Station
Ballasted tracks on incline leading to open deck elevated tracks.
Western Station to Leavitt at the center track bumping post
Open deck elevated tracks, 2 main line tracks separated by a center storage track. Western Avenue station
Leavitt to south (east) end of Damen Station
Open deck elevated tangent tracks, Damen station
Damen
Damen Curve - south (east) end of Damen Station to Sunnyside at Bent #326 (Sunnyside is 1 block north of Montrose).
Open deck elevated tracks in curve with restricted visibility.
NNOO CCLLEEAARRAANNCCEE AARREEAA IINN CCUURRVVEE..
Sunnyside to south end of Addison Station platform
Open deck elevated tangent tracks, Montrose, Irving Park and Addison station platforms are outside type.
Montrose Iriving Park Addison
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered. 21
Paulina Curve - south end of Addison Station to north (west) end of Paulina Station
Open deck elevated tracks in curve with restricted visibility, includes through girder bridge at track level in center of curve. NNOO CCLLEEAARRAANNCCEE AARREEAA IINN CCUURRVVEE..
Paulina Station to north (west) side of Seminary Avenue at Bent #29 (2nd bent east of Seminary
Open deck elevated tangent track, Paulina and Southport station platforms are outside type.
Paulina Southport
Roscoe Curve (Seminary Avenue at Signal RV1-10) to Clark Junction at Signal X-6 )
Workers Ahead Warning System installed in curve. NNOO
CCLLEEAARRAANNCCEE AARREEAA IINN CCUURRVVEE..
Clark Junction (north end of Clark Junction at Signals X-6 & X-8 on the Brown Line and Signals X-4, X2, X10 & X-12 on the Red Line to School Street @ Bent #6019)
Open deck elevated tracks within the confines of Clark Junction Interlocking, features the intersection of a 4 track mainline and a 2 track mainline. Flagman requirements based on position of where work is to be preformed and tracks fouled.
School Street to North Abutment State Street Subway where tracks #2 & #3 meet tracks A & B.
Open deck elevated 4 track mainline. Belmont and Fullerton Station platforms are island type and Wellington, Diversey and Armitage station platforms are outside type.
Belmont Wellington Diversey Fullerton Armitage
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered. 22
A
B
North Abutment State Street Subway to Willow Curve @ Bent #4036 (1st bent north of the alley north of Willow Street) Includes tracks A & B on the North Incline of the State Street Subway
Open deck elevated tracks that are located above/over the north incline of the State Street Subway and ballasted track on the North Incline of the State Street Subway.
Abandoned track and footwalk along both elevated tracks.
WWoorrkk iinn tthhiiss zzoonnee mmaayy rreeqquuiirree aaddddiittiioonnaall ffllaaggmmaann ffoorr nnoorrtthh iinncclliinnee ssttaattee ssttrreeeett ssuubbwwaayy..
Willow Curve to North/Halsted Curve
Abandoned track and footwalk along both tracks.
North/Halsted Curve Bent #3082 (1st bent west of Halsted) to Bent #3054 at Orchid Street
Open deck elevated tracks in reverse curve with restricted visibility. Abandoned track and footwalk along both tracks.
North/Halsted Curve to north (west) end of Sedgwick Station platform
Open deck elevated tangent tracks. Abandoned track and footwalk along both tracks.
Sedgwick Curve (north end of Sedgwick station to Bent #2130 - approximate location of Blackhawk Street)
Sedgwick station platforms are outside type. Abandoned track and footwalk is along both tracks.
Sedgwick
- 4
Sedgwick Curve to north side of Division Street (at Bent #2077)
Open deck elevated tangent tracks.
Abandoned track and footwalk along both tracks (except in the area north of Division street.
Church Curve (from Division Street to Oak Street at Bent #2043)
Open deck elevated tracks in reverse curve with restricted visibility. Abandoned track and footwalk along both tracks.
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Church Curve to south end of Institute Crossover
Open deck elevated tangent tracks.
Abandoned track and footwalk along southbound track and footwalk and storage track along northbound track.
Institute Crossover to the south end of Chicago Avenue Station
Open deck elevated tracks in a curve with restricted visibility at the north end of Chicago Avenue Station.
Chicago Ave Station platforms are outside type.
Chicago Avenue Station to Grand Avenue (Bent #1050 - south side of Grand Avenue)
Open deck elevated tangent track.
Merchandise Mart Curve (Grand Avenue to north end of Merchandise Mart Station
1 - NB
2 - SB
Merchandise Mart Station
Open deck elevated tangent tracks with wide track centers. Merchandise Mart station platforms are outside type
Merchandise Mart
Wells Street Bridge (from the south end of Merchandise Mart Station to Wacker Drive (south side) at Bent #1007
Open deck elevated tangent track constructed on raiseable Wells Street bascule bridge. NNOO SSLLOOWW ZZOONNEE
SSIIGGNNSS OORR FFLLAAGGMMEENN CCAANN BBEE SSEETT UUPP OONN WWEELLLLSS
SSTTRREEEETT BBRRIIDDGGEE..
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Map - Kimball Terminal - Kimball to Wacker Drive
Flag Zone Index - Harlem Terminal - Harlem to 18 Tower/Green Line
Harlem Terminal to the north (west) end of Oak Park Station
Raised embankment ballasted tracks. Harlem Station
Oak Park Station to the north (east) end of Central Station Platform
Raised embankment ballasted tracks. Oak Park, Ridgeland, Austin & Central Stations platforms are island
Oak Park Ridgeland Austin Central
Central to Lorel
Raised embankment ballasted tracks.
Lorel to the north (west) end of Laramie Station platform @ Bent #3002
Raised embankment ballasted tracks leading to open deck elevated tracks in a curve with restricted visibility. Workers Ahead Warning System installed from Lorel to the Laramie Interlocking.
Laramie to Fairfield @ Bent #2332
Open deck elevated tracks with wide track centers, tracks are separated by open space between elevated structure.
Footwalk and handrail are inside style. Raised structure with bridge girder over railroad @ Kenton Avenue.
Laramie, Cicero, Pulaski, Homan (abandoned), Kedzie & California Stations platforms are outside type.
Laramie
Pulaski
Fairfield to south (east) side of Canal Street @ Bent #2001
Open deck elevated tracks. Rockwell Bridge Workers Ahead Warning System installed from south (east) of California Station to Artesian, includes raised structure with bridge girder over railroad @ Rockwell Avenue. Ashland & Clinton Stations platforms are outside
Ashland Clinton
Canal to south (east) side of Wacker Drive @ Bent #1015
Open deck elevated tracks constructed on raiseable Lake Street bascule bridge. NNOO SSLLOOWW ZZOONNEE SSIIGGNNSS OORR
FFLLAAGGMMEENN CCAANN BBEE SSEETT UUPP OONN LLAAKKEE SSTTRREEEETT
BBRRIIDDGGEE..
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Map - Harlem Terminal - Harlem to 18 Tower
Flag Zone Index - 63rd/Ashland Terminal -Green Line - Englewood Branch - 63rd/Ashland to 59 Interlocking
63rd/Ashland Station to 63rd/Harvard Curve @ Peoria at Bent #2259
Open deck elevated tangent tracks, parallel to Rail Car Storage yard to Racine Avenue. 63rd/Ashland Station platform is an island type and the abandoned 63rd/Racine
63rd/Ashland
63rd/Halsted Curve - North (east) side of Peoria Street to the south (west) end of 63rd/Halsted Station Platform
Open deck elevated tracks, in curve with restricted visibility. Workers Ahead Warning System installed in curve.
NNOO CCLLEEAARRAANNCCEE AARREEAA IINN CCUURRVVEE
Halsted Station to the south (east) end of 63rd/Harvard Curve @ Bent #2179 at Stewart Avenue
Open deck elevated tangent tracks, 63rd/Halsted station
63rd/Halsted
63rd/Harvard Curve - South (west) side of Stewart Avenue to north side of 62nd Street @ Bent #2148 visibility. Workers Ahead Warning System installed in curve.
62nd Street to the south side of 60th Street @ Bent #2108
Open deck elevated tracks
59th/Wells Curve – 60th Street to Bent #2086 @ Relay House platform above northbound Dan Ryan Expressway visibility.
59th/Wentworth to 59th Junction at Signal X-92
Open deck elevated tracks, combination of tangent and curves with restricted visibility. Workers Ahead Warning System installed at 59th Junction.
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Index - 63rd/Ashland Terminal - Green Line - Jackson Park Branch 63rd/Cottage Grove to 59th Junction
63rd/Cottage to the north (west) end of 63rd/King Drive at Signal X-32
Open deck elevated tracks. Tracks have wide track centers and are separated by inside footwalk and handrails. 63rd/Cottage Grove and 63rd/King Drive Station platforms are outside type.
63rd/Cottage 63rd/King Drive
63rd/Calumet Curve - King Drive to Signal X-48
Open deck elevated tracks in a curve with restricted visibility. NNOO CCLLEEAARRAANNCCEE AARREEAA IINN CCUURRVVEE
63rd/Calumet Curve to 59th Junction at Signal X-96
Open deck elevated tracks. Workers Ahead Warning System installed at 59th Junction.
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Index - 63rd/Ashland Terminal -Green Line - South Mainline - 59th Junction to 13th Junction
Flag Location # Track Characteristics Stations
Zone Trks Special Conditions Tracks Track Flagman #
Fouled #
- 651
59th Junction @ Signals X-92, X-96 to 3 bents south of 58th Street Platform @ Bent #770
2 Open deck elevated tracks within the confines of 59th Junction Interlocking. Workers Ahead Warning System installed throughout 59th Junction.
4 - 5
652 58th to the south side of 57th Street @ Bent
#753 2 Open deck elevated tracks with wide track centers, abandoned 58th platform is an island type
2 - 2
653 57th Street to north side of 41st Street @
Bent #544 2 Open deck elevated tracks. Garfield, 51st, 47th and 43rd
Street Platforms are outside type.
Garfield
51st 2 - 2 47th
43rd
Prairie Curve – from 41st Street to the south (east) end of Indiana Station
2 Open deck elevated tracks in a curve with restricted visibility. Workers Ahead Warning System installed in curve. NNOO CCLLEEAARRAANNCCEE AARREEAA IINN CCUURRVVEE..
- 654
655 South end of Indiana Station to the north
(east) side of Michigan Avenue @ Bent #509
2 Open deck elevated tracks, Indiana Station platforms are outside type
Indiana
2 Open deck elevated tracks in a curve with restricted visibility, independent track structure through curve.
Workers Ahead Warning System installed in curve.
656 39th/State Curve – Michigan Avenue to the south side of 39th Street @ Bent #480
2 -
Wabash to 17th Junction at Signal X-74 @ Bent #197
Open deck elevated tracks with a wide track centers (39th to 18th) separated by inside footwalk and handrail (36th to 18th). Center Storage track is located from 38th to 36th Streets. Bronzeville- 35th/IIT Station Platform is an island
Bronzeville - 35th/IIT
1 - 2658
17th to 14th on tracks A & B leading into the State Street Connector Subway
2 Open deck elevated tracks leading onto a ballasted incline -
1 - 2659
14th to the south limits of the State Street Connector Subway
2 Ballasted tracks leading into subway tracks separated by a concrete wall. Subway track is in a curve with restricted visibility separated by a concrete wall.
2 - 4
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Map - 63rd/Ashland Terminal - 63rd/Ashland & 63rd Cottage to 13th Interlocking
Flag Zone Index - Midway Terminal Midway to 12 Tower - Orange Line
Midway Terminal Access restricted per Service Bulletins R502-99 & R503-99
Ballasted track in station area with 2 platforms, Midway station platform has 2 platforms.
Midway
Midway to 55th Access restricted per Service Bulletins R502-99 & R503-99
Ballasted track within the confines of Midway Interlocking leading to a concrete elevated structure. Coordinate work with Rail Supervision to properly protect work area from train movement to and from the rail car storage yard.
55th Street Curve - 55th to Kostner Access restricted per Service Bulletins R502-99 & R503-99
Ballasted track constructed on a concrete elevated structure in a curve with restricted visibility. A Workers Ahead Warning System is being installed in this zone.
Kostner to 2 block north of Keeler Avenue where structure splits. Access restricted per structure.
Kostner to the north side of Pulaski Crossover. Access restricted per Service
Ballasted track constructed on a raised embankment.
Pulaski Avenue Station platform is an island type.
Pulaski Crossover to Lawndale.
Ballasted track constructed on a raised embankment, Lawndale Curve. Access restricted per
Ahead Warning System is being installed in this zone.
South side of Kedzie Station Platform to the north side of Western Avenue Platform
Ballasted track constructed on a raised embankment, adjacent to Railroad right-of-way with a center storage track south of Western Avenue station to California Avenue. Additional visibility restrictions may be encountered do to train operation on adjacent Railroad right-of-way. Western and Kedzie Avenue Station platforms are island type.
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Index - Midway Terminal /Orange Line - Midway to 12 Tower
39th/Oakley Curve - north side of Western Avenue Station to the south side of 47th Street. Access restricted per Service
Ballasted track in a curve with restricted visibility. A Workers Ahead Warning System is being installed in this zone
47th to 44th @ Signal Relay Case between tracks. Access restricted per Service
Ballasted track constructed adjacent to Railroad right-of-way. Additional visibility restrictions may be encountered do to train operation on adjacent Railroad right-of-way.
44th to the north side of 43rd Crossover
Ballasted track in a curve with restricted visibility adjacent to Railroad right-of-way. Additional visibility restrictions may be encountered do to train operation on adjacent Railroad right-of-way. A Workers Ahead Warning System is being installed in this zone.
43rd Crossover to the north side of 39th
Ballasted track leading to a concrete elevated structure adjacent to Railroad right-of-way. Additional visibility restrictions may be encountered do to train operation on adjacent Railroad right-of-way.
39th/Archer Curve - 39th Street to the north (east) side of Oakley Avenue. Access restricted per Service Bulletins R502-99 & R503-99
Ahead Warning System is being installed in this zone. NNOO
CCLLEEAARRAANNCCEE AARREEAA AALLOONNGG NNOORRTTHHBBOOUUNNDD TTRRAACCKK
SSOOUUTTHH ((WWEESSTT)) OOFF OOAAKKLLEEYY && OONN OOAAKKLLEEYY SSTTRREEEETT
BBRRIIDDGGEE SSOOUUTTHHBBOOUUNNDD TTRRAACCKK
Oakley Avenue to the north (east) side of 35th Street. Access restricted per Service
Ballasted track constructed on a raised embankment restrictions may be encountered do to train operation on adjacent Railroad right-of-way. 35th/Archer station platform is an island type. NNOO CCLLEEAARRAANNCCEE AARREEAA OONN
3355TTHH SSTTRREEEETT && HHOOYYNNEE AAVVEENNUUEE BBRRIIDDGGEESS
SSOOUUTTHHBBOOUUNNDD TTRRAACCKK
35th/Archer
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
35th to the south (west) side of I-55 (Stevenson) Expressway Bridge.
Ballasted track constructed on a raised embankment restrictions may be encountered do to train operation on adjacent Railroad right-of-way.
NNOO CCLLEEAARRAANNCCEE AARREEAA OONN 3344TTHH SSTTRREEEETT,, DDAAMMEENN
AAVVEENNUUEE,, 3333RRDD SSTTRREEEETT && WWOOOODD SSTTRREEEETT BBRRIIDDGGEESS
SSOOUUTTHHBBOOUUNNDD TTRRAACCKK
I-55 Bridge to the south side of Ashland Station. Access restricted per Service may be encountered do to train operation on adjacent Railroad right-of-way. A Workers Ahead Warning System is being installed in this zone.
NNOO CCLLEEAARRAANNCCEE AARREEAA OONN TTHHEE WWEESSTT 3311SSTT BBRRIIDDGGEE
NNOORRTTHHBBOOUUNNDD && SSOOUUTTHHBBOOUUNNDD TTRRAACCKKSS..
Ashland Station to the south (west) side of Lock Street. Access restricted per Service
Ballasted track constructed adjacent to Railroad right-of way and below grade of I-55 (Stevenson) Expressway.
Additional visibility restrictions may be encountered do to train operation on adjacent Railroad right-of-way. Ashland Avenue station platform is an island type.
Ashland
Lock Street to south (west) side of Throop
Ballasted track constructed adjacent to Railroad right-of way and below grade of I-55 (Stevenson) Expressway.
Additional visibility restrictions may be encountered do to train operation on adjacent Railroad right-of-way.
NNOO CCLLEEAARRAANNCCEE AARREEAA OONN LLOOCCKK SSTTRREEEETT BBRRIIDDGGEE
SSOOUUTTHHBBOOUUNNDD TTRRAACCKK AANNDD FFUULLLLEERR SSTTRREEEETT &&
LLOOOOMMIISS SSTTRREEEETT BBRRIIDDGGEESS NNOORRTTHHBBOOUUNNDD &&
SSOOUUTTHHBBOOUUNNDD TTRRAACCKKSS..
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Senour Curve - Throop Street to the north (east) side of Corbett Street Bridge.
to Railroad right-of way and below grade of I-55 (Stevenson) Expressway. A Workers Ahead Warning System is being installed in this zone. Additional visibility restrictions may be encountered do to train operation on adjacent Railroad right-of-way. NNOO CCLLEEAARRAANNCCEE AARREEAA
OONN TTHHRROOOOPP SSTTRREEEETT BBRRIIDDGGEE NNOORRTTHHBBOOUUNNDD &&
SSOOUUTTHHBBOOUUNNDD TTRRAACCKKSS AANNDD OONN CCOORRBBEETTTT SSTTRREEEETT
BBRRIIDDGGEE SSOOUUTTHHBBOOUUNNDD TTRRAACCKK..
Corbett Street to north (east) side of Halsted Street.
Ballasted track constructed on raised embankment restrictions may be encountered do to train operation on adjacent Railroad right-of-way. Halsted Street Station Platform is an island type. NNOO CCLLEEAARRAANNCCEE AARREEAA IINN
HHAALLSSTTEEDD SSTTRREEEETT SSTTAATTIIOONN SSOOUUTTHHBBOOUUNNDD TTRRAACCKK
AANNDD OONN HHAALLSSTTEEDD SSTTRREEEETT BBRRIIDDGGEESS NNOORRTTHHBBOOUUNNDD
&& SSOOUUTTHHBBOOUUNNDD TTRRAACCKKSS..
Halsted
Halsted Street to Federal Junction may be encountered do to train operation on adjacent Railroad right-of-way. Two (2) Workers Ahead Warning Systems are being installed in this zone. NNOO
CCLLEEAARRAANNCCEE AARREEAASS –– NNOORRTTHHBBOOUUNNDD TTRRAACCKK FFRROOMM
LLOOWWEE TTOO WWAALLLLAACCEE && NNOORRMMAALL TTOO CCAANNAALL;;
SSOOUUTTHHBBOOUUNNDD TTRRAACCKK FFRROOMM LLOOWWEE TTOO WWAALLLLAACCEE &&
WWAALLLLAACCEE TTOO CCAANNAALL..
Federal Junction to 17th Interlocking
Ballasted track leading to open deck elevated track in a curve on an incline.
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
17 Junction to north end of Saint Charles Air Line Bridge at 16th Street
Open deck elevated tracks within the confines of 17th Junction.
16th Street to the north end of Roosevelt Road station platform
Open deck elevated tracks, with a center storage track from 14th Street to the south end of Roosevelt Road Station platform. Roosevelt Road station platform is an
Roosevelt
Roosevelt Road platform to south end of Harrison Curve at 9th Street
Open deck elevated tracks.
Harrison Curve
Open deck elevated tracks in a double reverse curve with restricted visibility. NNOO CCLLEEAARRAANNCCEE AARREEAA IINN CCUURRVVEE
AANNDD AARREEAASS OONN OOUUTTSSIIDDEE FFOOOOTTWWAALLKK
Harrison Curve to 12 Tower
Open deck elevated tracks.
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Map - Midway Terminal - Midway to 12 Tower
Flag Zone Index - Midway Terminal - Loop/ Orange Line
Wells/Van Buren Curve - From Power Isolation Switches @ Bent # 163 to Sherman Street
Open deck elevated tracks with a curve with restricted visibility. NNOO CCLLEEAARRAANNCCEE AARREEAA IINN CCUURRVVEE &&
AARREEAASS OONN OOUUTTSSIIDDEE FFOOOOTTWWAALLKK..
Wells/Van Buren Curve to the north (east side of State Street.
Open deck elevated tracks. LaSalle/Van Buren & Library station platforms are outside type. Bridge through girders located in between tracks at both stations.
LaSalle/Van Buren Library
North Leg
West Leg
South Leg
12 Tower
Open deck elevated tracks within the confines of 12 Tower Interlocking. Features the intersection of the Inner & Outer Loop tracks with the 2 track South Loop Connector. NNOO CCLLEEAARRAANNCCEE AARREEAA IINN
IINNTTEERRLLOOCCKKIINNGG TTUURRNNOOUUTTSS..
12 Tower to the south end of Lake/Wabash Curve at north side of Randolph
Open deck elevated tracks. Adams/Wabash, Madison/Wabash & Randolph/Wabash Station platforms are outside type. Bridge through girders located in between tracks at all 3 stations.
Adams/Wabash Madison/Wabash Randolph/Wabash
Lake/Wabash Curve - from the north side of Randolph Street to the south (east) side of State/Lake northbound platform
Open deck elevated tracks with a curve with restricted visibility. NNOO CCLLEEAARRAANNCCEE AARREEAA IINN CCUURRVVEE &&
AARREEAASS OONN OOUUTTSSIIDDEE FFOOOOTTWWAALLKK.
State/Lake platform 18 Tower the north (west) side of LaSalle Crossover
Open deck elevated tracks. State/Lake & Clark/Lake Station platforms are outside type.
State/Lake Clark/Lake
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Index - Midway Terminal - Loop/ Orange Line
Location No.
Track Flagman
North Leg
- West Leg 2
South Leg
East Leg
18 18 Tower 4 Open deck elevated tracks within the confines of 18
Tower Interlocking. Features the intersection of the Inner & Outer Loop tracks with the 2 track Lake Street Branch and the 2 track Ravenswood Branch.
NNOO CCLLEEAARRAANNCCEE AARREEAA IINN IINNTTEERRLLOOCCKKIINNGG
TTUURRNNOOUUTTSS..
1 - 2
18 Tower to the north side of Wells/Van Buren Curve
2 Open deck elevated tracks. Washington/Wells & Quincy/Wells Station platforms and the abandoned Randolph/Wells platform are outside type. Bridge Through girders located in between tracks at both stations.
Washington/Wells Quincy/Wells
North (west) side of 18 Tower to Wacker/Lake @ Bent #1015
2 Open deck elevated tracks
North side of 18 Tower to Wacker/Wells
Open deck elevated tracks, includes northbound Brown Line turnout from Lake Street
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Map - Midway Terminal - Loop
Flag Zone Index - Howard Terminal - Dempster to Howard North Interlocking/Yellow Line
Flag Location No. Track Characteristics
551 Dempster to the north side of Oakton Street 2
Ballasted tracks with wide track centers, the 2 tracks route into a tail track north of Skokie Station. Includes Niles Center, Main, & Searle Grade Crossings and a pedestrian grade crossing at the north end of the station. 600 volt Traction Power distributed from overhead Catenary.
Includes Skokie Station platforms which are outside type
Skokie
2 1 -
Oakton Curve - from Oakton to the north (west) side of Kostner Avenue
Ballasted track in curve with restricted visibility includes Oakton Grade Crossing. 600 volt Traction Power distributed from overhead Catenary.
1 1 -
Kostner to Hamlin
2 Ballasted track with wide track centers includes Kostner, Crawford & East Prairie Grade Crossings. The transition from overhead Catenary to 3rd rail is between East Prairie & Crawford.
2 2
1 - 2
Ballasted track leading to open deck elevated structure constructed on an 850-foot length bridge over McCormick Blvd & North Shore Channel. Descending into ballasted track in a open cut with continuous curves
Hamlin to Howard North Interlocking at Signal X-30 & X-32
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Index - Howard Terminal - Linden to Howard North Interlocking/Purple Line
Flag Location No.
1 -
Linden
501 Linden Terminal to north abutment of the North Shore Channel Bridge
2 Ballasted tracks, includes Isabella and Maple Grade Crossings. The north portion of the zone is within the confines of Linden interlocking. Linden Avenue Station platform is an island type. Includes Isabella and Maple Grade Crossings, which includes barnyard gates at track level.
- 2
502 North Shore Channel Bridge – from the north abutment to the south abutment
Open deck elevated tracks constructed on bridge over the North Shore Channel
South abutment North Shore Channel Bridge to the north end of Noyes Station Platform
Ballasted tracks, Central Station platform is an island type.
- 1
504 Noyes to north end of Davis Station platform 2
Ballasted tracks, Noyes & Foster Station platforms are island types.
Noyes Foster
Davis Curve - Davis Station to Grove (1 block south of Davis)
Ballasted tracks in a curve with restricted visibility. Davis Street Station platforms are outside type
Davis
Grove to Mulford Street (north end of Chicago Avenue Curve)
South Blvd.
Ballasted tracks, Dempster & Main Street Station platforms are outside type and South Blvd. Station platform is an island type.
Dempster Main
Chicago Avenue Curve – from Mulford to Howard North Interlocking at Signal X-34
2 Ballasted tracks on 2 separate curved bridges over
Howard Yard with a significant grade.
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Index - Howard Terminal - Linden to Howard North Interlocking/Purple Line
Linden
501 Linden Terminal to north abutment of the North Shore Channel Bridge
2 Ballasted tracks, includes Isabella and Maple Grade Crossings. The north portion of the zone is within the confines of Linden interlocking. Linden Avenue Station platform is an island type. Includes Isabella and Maple Grade Crossings, which includes barnyard gates at track level.
502 North Shore Channel Bridge – from the north abutment to the south abutment
Open deck elevated tracks constructed on bridge over the North Shore Channel
South abutment North Shore Channel Bridge to the north end of Noyes Station
Ballasted tracks, Central Station platform is an island type.
504 Noyes to north end of Davis Station platform 2
Ballasted tracks, Noyes & Foster Station platforms are island types.
Noyes Foster
Davis Curve - Davis Station to Grove (1 block south of Davis)
Ballasted tracks in a curve with restricted visibility. Davis Street Station platforms are outside type
Davis
Grove to Mulford Street (north end of Chicago Avenue Curve)
South Blvd.
Ballasted tracks, Dempster & Main Street Station platforms are outside type and South Blvd. Station platform is an island type.
Dempster Main
Chicago Avenue Curve – from Mulford to Howard North Interlocking at Signal X-34
2 Ballasted tracks on 2 separate curved bridges over
Howard Yard with a significant grade.
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Zone Index - Howard Terminal - Howard to Clark Junction/Red Line North
Location Stations
3 - 1 RF
5 - 2 RF
Jarvis to Greenleaf 4 Raised embankment ballasted tracks in a curve with
6 - 2 RF
Green Leaf to south end of Morse Station
Raised embankment ballasted tracks with wide track centers between tracks #2 & #3, Morse Station Platform is an island type and is located between tracks #2 & #3.
Morse
3 -1 RF
5 -3 RF
5 -3 RF
- 5
4 - 4
Morse to the north end of Granville Interlocking at following signals:
Track #1 -X-2R Track #2 -X-6R Track #3 -X-6L Track #4 -X-8L
4 Raised embankment ballasted tracks, in a high-speed reverse curve with restricted visibility. Loyola Station platform is an island type and is located between track #2 & #3.
Loyola
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
Flag Location
Track Zone
807 Granville Interlocking to Leland
Raised embankment ballasted tracks with wide track centers between tracks #2 & #3. Granville, Thorndale, Bryn Mawr, Berywn, Argyle and Lawrence Station platforms are island type and are located between by tracks #2 & #3.
Granville Thorndale Bryn Mawr Berywn Argyle Lawrence
808 Leland to Irving Park
Raised embankment ballasted tracks leading to open deck elevated structure. Wilson Station platform is an island type between tracks #2 & #3 . An additional not in service platform is located between track #3 & #4 which creates a
NNOO CCLLEEAARRAANNCCEE AARREEAA TTHHEE EENNTTIIRREE LLEENNGGTTHH OOFF TTHHEE
PPLLAATTFFOORRMM.. Another platform not is service is located along track #1. Track #1 features a curve with restricted
Wilson
2 4 -1 RF
- 3
4 -1 RF
5 -2 RF
NO CLEARRAANNCCEE AARREEAA IINN CCUURRVVEE..
809 Irving Park Curve 4 Open deck elevated tracks, with a curve with restricted
NO CLEA
4 - 6 -2 RF
NOTE: A pre-job inspection is required by the Person in Charge of the Work Area to insure that the proper number of flagmen & slow zone equipment is ordered.
- 2 4 -1 RF
3 4 -1 RF
- 4 3 -1 RF
- 5 -2 RF
Sheridan Road Station
Open deck elevated tracks, Sheridan Road Station platforms are island types between track #1 & #2 and #3 & #4 (the area in the station on tracks #2 and #3 is also between platforms).
Sheridan Road
- 6 -2 RF
- 3 -1 RF
5 - 2 RF
Another curve with restricted visibility is located north or Grace Street. NNOO CCLLEEAARRAANNCCEE AARREEAA IINN CCUURRVVEE..
Sheridan Road Curve to Grace Street
Open deck elevated tracks, with a curve at south end of station with restricted visibility.
6 - 2 RF
NOTE:…
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