Канал: Petru Sofio

Signal separation along Boylston St at Dartmouth

Signal separation along Boylston St at Dartmouth

New bicycle signal separation in Cambridge on MassDOT roads

New bicycle signal separation in Cambridge on MassDOT roads

Traffic signal separation in downtown Boston

Traffic signal separation in downtown Boston

Complex signal with FYAs and an exclusive pedestrian phase + FYA delay

Complex signal with FYAs and an exclusive pedestrian phase + FYA delay

Flashing red arrow at pedestrian signal in Newburyport

Flashing red arrow at pedestrian signal in Newburyport

Yield to pedestrian blank out sign in Portsmouth NH

Yield to pedestrian blank out sign in Portsmouth NH

Leading pedestrian interval and FYA + fixed protected timing at signal in Boston

Leading pedestrian interval and FYA + fixed protected timing at signal in Boston

Bike signal separation *update* on Centre st in West Roxbury

Bike signal separation update on Centre st in West Roxbury

Leading bicycle interval, Cambridge MA

Leading bicycle interval, Cambridge MA

LPI + FYAR signal in Boston

LPI + FYAR signal in Boston

Signal separation along stroad in Reading, MA

Signal separation along stroad in Reading, MA

Protected signal separation bicycle phase in Cambridge, MA

Protected signal separation bicycle phase in Cambridge, MA

Leading interval for bikes and peds, then thru interval

Leading interval for bikes and peds, then thru interval

Signal separation in Montreal

Signal separation in Montreal

Protected bike phase with LBI and LTI in Montreal

Protected bike phase with LBI and LTI in Montreal

Leading thru arrow and flashing green priority left in Montreal

Leading thru arrow and flashing green priority left in Montreal

Lagging left turn in Evanston

Lagging left turn in Evanston

Diagonal bicycle crossover phase.

Diagonal bicycle crossover phase.

Leading bicycle and pedestrian interval in Evanston

Leading bicycle and pedestrian interval in Evanston

Signal separation with post mounted signals and right turn overlap in Evanston, IL

Signal separation with post mounted signals and right turn overlap in Evanston, IL

Signal separation in downtown Evanston, IL

Signal separation in downtown Evanston, IL

Protected left turn signal and bike signal in Evanston IL

Protected left turn signal and bike signal in Evanston IL

Creative signal timing to prevent blockage of train tracks.

Creative signal timing to prevent blockage of train tracks.

Pedestrian crossing signal in Watertown

Pedestrian crossing signal in Watertown

Blank out no turn on red in Ithaca, NY

Blank out no turn on red in Ithaca, NY

Exclusive pedestrian phase in Ithaca, NY

Exclusive pedestrian phase in Ithaca, NY

Railroad preemption in Ashland MA

Railroad preemption in Ashland MA

Incorrectly programmed green and yellow arrows in Ashland MA

Incorrectly programmed green and yellow arrows in Ashland MA

Red right arrow signal that activates with exclusive pedestrian phase in Ashland

Red right arrow signal that activates with exclusive pedestrian phase in Ashland

New clear protected only left turn indications in Cambridge, MA

New clear protected only left turn indications in Cambridge, MA

Red and yellow pedestrian crosswalk in Quincy

Red and yellow pedestrian crosswalk in Quincy

Protected left turn signal separation in Back Bay, Boston

Protected left turn signal separation in Back Bay, Boston

Brand new exclusive bicycle phase at signal along Massachusetts Avenue in Back Bay

Bicycle signal phase at exclusive pedestrian phased intersection

Bicycle signal phase at exclusive pedestrian phased intersection

Signal separated crosswalk with shared turn and through lane

Signal separated crosswalk with shared turn and through lane

Flashing red and yellow pedestrian signal in Quincy, MA

Flashing red and yellow pedestrian signal in Quincy, MA

Red and green signal in Milton

Red and green signal in Milton

Protected only right turn in Boston

Protected only right turn in Boston

3 second Leading Pedestrian Interval at new signal in Milton, MA

3 second Leading Pedestrian Interval at new signal in Milton, MA

Signal separation for pedestrians at new signalized intersection in Milton, MA

Signal separation for pedestrians at new signalized intersection in Milton, MA

Red and Yellow classic traffic signal, Quincy, MA

Red and Yellow classic traffic signal, Quincy, MA

Signal separation + No Turn on Red at new sign

Signal separation + No Turn on Red at new sign

Leading pedestrian interval at previously signal separated crosswalk

Leading pedestrian interval at previously signal separated crosswalk

Leading Pedestrian Intervals and No Turn on Red restrictions at Lead/Lag in Portsmouth, NH

Leading Pedestrian Intervals and No Turn on Red restrictions at Lead/Lag in Portsmouth, NH

Mason garden signal separation

Mason garden signal separation

TSP Columbus Ave 11/29/21

TSP Columbus Ave 11/29/21

Circular bicycle signals to allow for semi concurrent permissive operations at Mass Ave bridge 🚦

Circular bicycle signals to allow for semi concurrent permissive operations at Mass Ave bridge 🚦

Bicycle signal with blank out NTOR sign

Bicycle signal with blank out NTOR sign

Protected only left turn phasing at new signal in Somerville

Protected only left turn phasing at new signal in Somerville

Signal separation at new traffic signal in Somerville, MA

Signal separation at new traffic signal in Somerville, MA

Pedestrian Hybrid Beacon at office park in Framingham

Pedestrian Hybrid Beacon at office park in Framingham

Exclusive pedestrian phasing with bus movement

Exclusive pedestrian phasing with bus movement

Flashing yellow arrow doghouse to enforce the need to yield in Cambridge, MA

Flashing yellow arrow doghouse to enforce the need to yield in Cambridge, MA

Lagging left turn at heavy left turn volume signal

Lagging left turn at heavy left turn volume signal

Signal separation in Davis Square

Signal separation in Davis Square

New arrow traffic signals in Davis Square

New arrow traffic signals in Davis Square

New transit signal and FYA in Davis Square

New transit signal and FYA in Davis Square

Signal separation, flashing yellow U-Turn signal and bike signal at updated complex Davis Square

Signal separation, flashing yellow U-Turn signal and bike signal at updated complex Davis Square

New signals running while facing towards a park

New signals running while facing towards a park

Strange bicycle phase at signal in Newton

Strange bicycle phase at signal in Newton

Protected only lefts along Centre St

Protected only lefts along Centre St

Left turn overlaps to protect pedestrian phase + 3rd yellow trap

Left turn overlaps to protect pedestrian phase + 3rd yellow trap

Signal separation pedestrian phase in Newton, MA

Signal separation pedestrian phase in Newton, MA

Driver does not notice blank out "No Turn on Red" R10-11A sign

Driver does not notice blank out "No Turn on Red" R10-11A sign

Signal separation is with old phasing plan on Centre St in West Roxbury

Signal separation is with old phasing plan on Centre St in West Roxbury

Leading bicycle interval at Summer St intersection

Leading bicycle interval at Summer St intersection

Bicycle signal on top of T intersection

Bicycle signal on top of T intersection

Left turn phase running concurrent with exclusive bicycle phase

Left turn phase running concurrent with exclusive bicycle phase

Exclusive bicycle and pedestrian phase on Summer St in Boston

Exclusive bicycle and pedestrian phase on Summer St in Boston

Exclusive pedestrian phase + concurrent bike phase

Exclusive pedestrian phase + concurrent bike phase

New roundabout in Lexington Center

New roundabout in Lexington Center

Bicycle signal at Brattle/Fresh Pond Parkway signal separation

Bicycle signal at Brattle/Fresh Pond Parkway signal separation

New bicycle signal for two-way separated bike lane with LBI

New bicycle signal for two-way separated bike lane with LBI

Chaotic Pedestrian Crossing signal system inside of a rotary

Chaotic Pedestrian Crossing signal system inside of a rotary

MBTA Trolleybus at Leading transit interval, Cambridge, MA

MBTA Trolleybus at Leading transit interval, Cambridge, MA

Australian crosswalk sound in Newton, MA, USA

Australian crosswalk sound in Newton, MA, USA

Lengthy LPIs in Portsmouth

Lengthy LPIs in Portsmouth

Permissive FYA for pedestrian crossing

Permissive FYA for pedestrian crossing

Exclusive bicycle phase in DC

Exclusive bicycle phase in DC

Blank out NRT sign activating mid cycle based on detected cyclist

Blank out NRT sign activating mid cycle based on detected cyclist

Blank out sign + LBI

Blank out sign + LBI

Quick PHB in North Carolina

Quick PHB in North Carolina

Dutch transit signal intersection

Dutch transit signal intersection

Traffic flowing in old Inman Square

Traffic flowing in old Inman Square

Transit Signal Priority in the NL

Transit Signal Priority in the NL

Lead Lag that overlaps Ø3 and Ø7 (lefts)

Lead Lag that overlaps Ø3 and Ø7 (lefts)

Large traffic signal with blank out R10-11B sign

Large traffic signal with blank out R10-11B sign

Right turn phases + bike phase in Newton

Right turn phases + bike phase in Newton

Exclusive crosswalk phase + No Turn on Red restrictions in Carlisle

Exclusive crosswalk phase + No Turn on Red restrictions in Carlisle

Dutch signal malfunction. Skips green for bikes in one direction

Dutch signal malfunction. Skips green for bikes in one direction

Flashing yellow bike signal + LBI

Flashing yellow bike signal + LBI

After: Exclusive Pedestrian Phase + NTOR in Andover

After: Exclusive Pedestrian Phase + NTOR in Andover

Bicycle signals + FYA delay

Bicycle signals + FYA delay

New RRFB, Arlington MA

New RRFB, Arlington MA

Updated shared left and thru traffic signal and lagging left

Updated shared left and thru traffic signal and lagging left

Bike signal along new bike path

Bike signal along new bike path

4 second Leading Pedestrian Interval #lpi #pedestrian #traffic #signal #shorts

4 second Leading Pedestrian Interval #lpi #pedestrian #traffic #signal #shorts

Leading pedestrian interval after leading left turn

Leading pedestrian interval after leading left turn

Pedestrian protected phase with unique phasing

Pedestrian protected phase with unique phasing

New protected only left phasing in Boston

New protected only left phasing in Boston

Pedestrian hybrid beacon over bicycle trail

Pedestrian hybrid beacon over bicycle trail

Left turn only (except bicycles) traffic signal with signal modifications

Left turn only (except bicycles) traffic signal with signal modifications

Leading pedestrian intervals in Everett

Leading pedestrian intervals in Everett

Classic red and yellow pedestrian signal at small intersection in Everett

Classic red and yellow pedestrian signal at small intersection in Everett

Classic red and yellow pedestrian signal

Classic red and yellow pedestrian signal

Classic red and yellow traffic signal in Everett

Classic red and yellow traffic signal in Everett

Traffic signal modification in Malden

Traffic signal modification in Malden

Blank out sign near pedestrian hybrid beacon

Blank out sign near pedestrian hybrid beacon

Blank out No Turn on Red sign that behaves as a static No Turn on Red sign.

Blank out No Turn on Red sign that behaves as a static No Turn on Red sign.

Explanation of flashing walk indication

Explanation of flashing walk indication

Close up of fiber optic pedestrian signal with flashing walk mode

Close up of fiber optic pedestrian signal with flashing walk mode

Flashing walk indications at older concurrent pedestrian signal in Kittery, ME

Flashing walk indications at older concurrent pedestrian signal in Kittery, ME

Bicycle indication at intersection with multiple one ways beginning/ending

Bicycle indication at intersection with multiple one ways beginning/ending

Exclusive pedestrian phase and leading pedestrian interval at pedestrian priority intersection

Exclusive pedestrian phase and leading pedestrian interval at pedestrian priority intersection

Exclusive bicycle phase at busy downtown Boston intersection

Exclusive bicycle phase at busy downtown Boston intersection

Leading left turns and long exclusive pedestrian phase in Downtown Northampton

Leading left turns and long exclusive pedestrian phase in Downtown Northampton

Leading pedestrian interval and diagonal crosswalk at complex signal

Leading pedestrian interval and diagonal crosswalk at complex signal

Right turn overlap with one bimodel arrow and one signal with no yellow clearance.

Right turn overlap with one bimodel arrow and one signal with no yellow clearance.

Left turn signal yield when flashing beacon at wide signalized intersection

Left turn signal yield when flashing beacon at wide signalized intersection

Left turn phase concurrent with diagonal walk phase in Northampton, MA

Left turn phase concurrent with diagonal walk phase in Northampton, MA

Exclusive bicycle and pedestrian phasing at a signal in Massachusetts

Exclusive bicycle and pedestrian phasing at a signal in Massachusetts

Bus lane enforcement #buslane #enforcement #instantkarma

Bus lane enforcement #buslane #enforcement #instantkarma

Bicycle scramble concurrent with exclusive pedestrian phase in Agawam

Bicycle scramble concurrent with exclusive pedestrian phase in Agawam

Green Arrow Straight + Left | “Chinese Arrow” signal in Massachusetts

Green Arrow Straight + Left | “Chinese Arrow” signal in Massachusetts

Lead LAG with classic 5 section signals and incandescent lights

Lead LAG with classic 5 section signals and incandescent lights

Leading left turn at lead lag in Andover, MA

Leading left turn at lead lag in Andover, MA

Leading pedestrian interval at a skewed intersection [before]

Leading pedestrian interval at a skewed intersection [before]

LPIs with channelized right turn lanes.

LPIs with channelized right turn lanes.

Before: LPI in Andover, MA

Before: LPI in Andover, MA

Signal separation and complex signal in Boston

Signal separation and complex signal in Boston

Creative signal modification to allow for rapid response signal separation

Creative signal modification to allow for rapid response signal separation

Confusing blank out R3-1 sign at Red Arrow = No Turn On Red intersection

Confusing blank out R3-1 sign at Red Arrow = No Turn On Red intersection

Exclusive Ped phase in San Francisco

Exclusive Ped phase in San Francisco

Leading transit interval in San Francisco

Leading transit interval in San Francisco

Separated through and right movements with exclusive pedestrian phase

Separated through and right movements with exclusive pedestrian phase

San Francisco protected bicycle phase at signal separated intersection

San Francisco protected bicycle phase at signal separated intersection

Exclusive bicycle phase in San Francisco with R3-1 blank out sign

Exclusive bicycle phase in San Francisco with R3-1 blank out sign

Signal separation in San Francisco

Signal separation in San Francisco

Bicycle signal at bike lane merge

Bicycle signal at bike lane merge

Single lane approach with bike signal and RT signal.

Single lane approach with bike signal and RT signal.

San Francisco style signal separation

San Francisco style signal separation

Protected bicycle phase and lagging permissive left turn phase

Protected bicycle phase and lagging permissive left turn phase

Bicycle signal separation with R3-1 blank out sign

Bicycle signal separation with R3-1 blank out sign

4 section permissive R/Y/G/FYR + LPI + protected intersection in SF

4 section permissive R/Y/G/FYR + LPI + protected intersection in SF

Signal with full bicycle protection and half pedestrian protection in San Francisco

Signal with full bicycle protection and half pedestrian protection in San Francisco

Exclusive bicycle and pedestrian phase in San Franscisco

Exclusive bicycle and pedestrian phase in San Franscisco

Leading bicycle interval and 5- section flashing yellow arrow in Cambridge, MA

Leading bicycle interval and 5- section flashing yellow arrow in Cambridge, MA

Leading left turn bicycle signals in SF

Leading left turn bicycle signals in SF

Photo enforced bicycle signal separation

Photo enforced bicycle signal separation

Leading bicycle interval, San Francisco

Leading bicycle interval, San Francisco

why i don’t like this no turn on red sign

why i don’t like this no turn on red sign

Bicycle only phase to get bicycles into a center running bike lane

Bicycle only phase to get bicycles into a center running bike lane

Protected bicycle only phase and Leading through interval for Pedestrians in Cupertino

Protected bicycle only phase and Leading through interval for Pedestrians in Cupertino

Red arrows to prohibit turns on red + bicycle signal crossing

Red arrows to prohibit turns on red + bicycle signal crossing

Signal separation with bike signal and Railroad Preemption

Signal separation with bike signal and Railroad Preemption

Bicycle signal and blank out signage along Google bicycle route

Bicycle signal and blank out signage along Google bicycle route

Bicycle signal with nearside 4” companion

Bicycle signal with nearside 4” companion

Bicycle specific signal to facilitate bicycle connections in Davis

Bicycle specific signal to facilitate bicycle connections in Davis

Signal separation on button activation in Davis

Signal separation on button activation in Davis

Bike signal separation and protected intersection in Davis, CA

Bike signal separation and protected intersection in Davis, CA

Bike signal cantilever in Davis

Bike signal cantilever in Davis

First bicycle signal in America

First bicycle signal in America

New leading bicycle interval and protected only left turn signal

New leading bicycle interval and protected only left turn signal

Pedestrian scramble, Davis, CA

Pedestrian scramble, Davis, CA

Bike signal phase separation, New York City

Bike signal phase separation, New York City

Complete leading through interval

Complete leading through interval

Leading transit interval, NYC

Leading transit interval, NYC

Split LBI with turn hardening

Split LBI with turn hardening

Scramble crosswalk, Sunnyvale, CA

Scramble crosswalk, Sunnyvale, CA

12 second long LPI in downtown NYC

12 second long LPI in downtown NYC

Leading bike interval, NYC

Leading bike interval, NYC

Leading Bicycle Interval and then Leading Thru Interval at same signal.

Leading Bicycle Interval and then Leading Thru Interval at same signal.

Leading bike and protected walk interval

Leading bike and protected walk interval

Leading double left turn and separated bike phase

Leading double left turn and separated bike phase

Bicycle green on top of T intersection.

Bicycle green on top of T intersection.

Bicycle diagonal crossing

Bicycle diagonal crossing

Split LBI, New York Style with bicycle signals

Split LBI, New York Style with bicycle signals

LBI + 8” bike signal Manhattan

LBI + 8” bike signal Manhattan

NYC style flashing yellow arrow with delayed start

NYC style flashing yellow arrow with delayed start

Split LBI, NYC

Split LBI, NYC

Leading thru interval, NYC

Leading thru interval, NYC

Brattle Street Separated Bike Lane, Cambridge, MA

Brattle Street Separated Bike Lane, Cambridge, MA

Bike signal in Beverly MA + malfunction

Bike signal in Beverly MA + malfunction

Traffic signal with two exclusive pedestrian phased zones.

Traffic signal with two exclusive pedestrian phased zones.

Leading pedestrian interval, Providence, RI

Leading pedestrian interval, Providence, RI

6 second leading pedestrian interval - Boston

6 second leading pedestrian interval - Boston

Inman Square 150 second traffic signal phasing

Inman Square 150 second traffic signal phasing

MA style left turn signal

MA style left turn signal

New flashing yellow arrow traffic signal

New flashing yellow arrow traffic signal

Temporary left turn signal

Temporary left turn signal

Red and yellow traffic signal, with 8” left and right arrows

Red and yellow traffic signal, with 8” left and right arrows

Lead lag with Ø1 and Ø5 in the middle

Lead lag with Ø1 and Ø5 in the middle

Leading AND lagging protected left turn phase

Leading AND lagging protected left turn phase

Inman square bicycle movement s

Inman square bicycle movement s

Leading bicycle and pedestrian Interval

Leading bicycle and pedestrian Interval

Leading left turn over center running bike lane

Leading left turn over center running bike lane

New extended LPI + new phasing at Mass/Rindge

New extended LPI + new phasing at Mass/Rindge

Exclusive bike phase in action

Exclusive bike phase in action

Inman Square Peak Hour phasing

Inman Square Peak Hour phasing

8 second Leading bicycle interval, Cambridge, MA

8 second Leading bicycle interval, Cambridge, MA