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Site Circulation

NYCHA Design Guidelines > Grounds > Site Circulation

Site Circulation

Description

  • Site circulation refers to the movement of people through an area. Landscape architects will analyze site circulation to understand how people use their environment and design solutions to help them better navigate their surroundings. 

Baseline

  • When designing site work, care should be taken to separate open spaces designated for active or passive uses with fences, low walls and plantings. This is an effective way of helping people navigate naturally through a NYCHA campus. [CCG] 
  • Strategic use of barriers to maximize readability of circulation pathways and minimize defensive design can make residents and visitors feel welcome when entering a NYCHA campus. Barriers are crucial determinants of privacy and should be placed to encourage activity within primary areas of circulation and limit use of more intimate spaces within a campus [CCG] 
  • Multi-functional barriers, such as hedges, could serve both as a soft barrier and as an ornamental plant, or a low wall that separates two differently used spaces could also serve as a seat. 
  • Barriers should be designed with appropriate height, material, and transparency for the degree of privacy warranted in the space. Limit use of high fences that inhibit visibility and can be perceived as unwelcoming. [CCG] 
  • Seating, lighting and signage on barriers can make campuses more inviting. [CCG] 
  • Low maintenance solutions are preferred, especially if those spaces have limited uses for residents. [CCG] 
  • Appropriate fencing placement is useful to decreasing the amount of time spent on maintenance of a space. [CCG] 
  • For effective control of surface water flow, the pitch for positive drainage must be at least one foot rise over one hundred feet run (1%) and should be less than one foot rise over fifty feet (2%) run.
  • Pitched surfaces steeper than 5% slope follow ADA design criteria for ramps. 
  • There should be a clear distinction among pathways and internal streets within a campus depending on their use. Pathways should be for pedestrian use only unless vehicular access is needed by Operations staff or emergency vehicles. [CCG]
  • Maintain a clear distinction among pathways and internal streets within a campus depending upon their use.
  • Pathways should be for pedestrian use only unless vehicular access is needed by Operations staff or emergency vehicles. Pathways can also be used for children under the age of 12 who are biking. [CCG] 
  • Clearly delineate bike paths on the internal streets and ensure they are respected by vehicles and pedestrians. [CCG] 
  • Clearly mark pathways where vehicular use is allowed within the campus with appropriate signage and crosswalks for pedestrians. [CCG] 
  • Place street furniture (such as bollards, curbs, and planters) to slow down or prevent vehicular circulation in a pedestrian zone. [CCG] 
  • Use materials to differentiate pathways and roads. [CCG] 

Strategies

Promote Safety and Security of Residents & Staff

Promote Safety and Security of Residents & Staff

Connected Communities

Last Updated on March 10, 2025 at 2:38 pm

Downloads and Data

Specifications

32 16 13 - Cast-in-Place Concrete Curbs and Walls

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Details

L- DT_Conc Patch Stair & Platform and Wall

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L- DT_Conc Patch Stair Wall

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L- DT_Conc Patch Wall

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L- DT_Exp Joint Wall

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L- DT_Formliner

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L- DT_Free Seat

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L- DT_Rebar Schedule

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L- DT_Retaining Seat

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L- DT_Retaining Spread L Footing

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L- DT_Retaining Wall w Fence

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L- DT_Retaining Wide Spread Footing

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L- DT_Spread Foot Only

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L- DT_Step at Entrance

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L- DT_Subgrade Wall Footing

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L-DT_Steps w Wall-Rail or Fence in Steps

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L-DT_Steps w Wall-Rail or Fence in Walls

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