Streetscape and Circulation Design Flashcards
Characterized by Interstate Highway Systems. It’s primary function is to move vehicles between cities and across urban areas
Freeway
Usually a multilane divided highway with controlled access.
Expressway
Major intercity streets. On street parking is usually not permitted
Arterial Streets
Neighborhood streets. They pick up the traffic from local streets and transfer it to arterial streets.
Collector Streets
Short streets that discourages through traffic. They provide access to residential properties and permit on-street parking
Local Streets
Most important design elements of the pedestrian systems are the slopes of the
Walks
Steps
Ramps
Construction Materials
Most comfortable slopes for walks
1%-3%; Maximum of 10%; Beyond 5% the average pedestrian will notice the grade
Side slope for walks
Less than 3%
Formula for the Proportion of Riser and Thread for Steps
2r + t = 600-750mm
Ideal Ramp Slope
1:12 (8.33%); 10% maximum
Interior or rear lots shall have an access road with a minimum width of ______
3 meters
Sidewalks of 2.00 meters or more shall have a planting strip of not less than ______
0.80 meters
Minimum Open Space for Residential Interior Lots
50%
Minimum Open Space for Residential Inside Lot
20%
Minimum Open Space for Residential Corner and Through Lot
10%