VOLUME 1 HUMAN SETTLEMENT PLANNING AND ... - CSIR

GUIDELINES FOR HUMAN SETTLEMENT PLANNING AND DESIGNTable 5.3.9:Vertical edgesMixed-mode streetsCreate easy access to andfrom the street.• Permeability of publicspace can beenhanced throughthe provision ofmaximum alternativeroutes (Bentley et al1987, p 10). Smallblocks give morechoice of routes thanlarge blocks. 1• Enhance permeabilityby not absolutelysegregatingpedestrian andvehicular movement.• Design forpermeability andaccess to occur atvisible entrances.• Provide shortcuts tointermediate distancesubstitutes, such asbus, bicycle and taxi.Establish appropriateinterfaces.• The building facadeshould be linked tohuman activitiesalong the route toensure visibility ofpedestrians and thussurveillance of thestreet. Surveillance ofthe street should alsobe facilitated fromupper storeys. Theway this edge ismade will alsodetermine the feelingof the upper-storeyspace. 2• Arcades provide adefined human spacebetween the buildingand the street.Arcades should alsoprovide shelteragainst bad weather.28Chapter 5.3Hard open spaces