ingress and egress the means of entering and leaving the site regulated by state and local...
DESCRIPTION
Number of Parking Spaces Dictated by local codes Dependent upon use of the building Example requirements ©iStockphoto.comTRANSCRIPT
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Ingress and EgressThe means of entering and leaving the site• Regulated by state and local governments
• Width• Slope• Drive radius• Pavement composition
• Encroachment permit
Parking Lot Design
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Ingress and Egress
• Discourage through traffic• Rule of thumb
• Less than 5000 vehicles/day use single 2-way drive or two 1-way drives
• Align new drives with other access drives• Local regulations
• Distance from corners and other drives
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Number of Parking Spaces
• Dictated by local codes• Dependent upon use of the building• Example requirements
©iStockphoto.com
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Size of Parking Spaces• Parallel
• Most difficult to access• Avoid if possible
• Ninety-degree• Most spaces per area• Typical size: 9 ft x 18 ft or 19 ft• More difficult to access than angles• Not recommended for short term parking
• Angled • Size varies according to angle• 60 degree parking most common
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Accessibility• Accessible parking required
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Accessibility
• Size of accessible parking spaces
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Accessibility
• Size of accessible parking spaces
ADA ABA Accessibility Guidelines
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Aisle Width• Dictated by local codes• Two-way aisle is preferable• Typical two-way aisle is 24 feet wide
• May be less for one-way traffic
©iStockphoto.com
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Pedestrian Circulation• Separate pedestrians from traffic• Provide accessible route to entrance from
parking, public transportation, and adjacent buildings
Typical walkway widths• 3 ft wide for one-way • 5 ft wide for two-way
©iStockphoto.com US. Department of TransportationFederal Highway Administration
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Pedestrian Circulation
• Align parking spaces or easy pedestrian movement
TM 5-803, Site Planning and Design courtesy Department of the Army.
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Special Vehicle Access
• Plan for access for special vehicles that may access the site• Fire engines• City buses• School buses• Tractor trailers• Garbage trucks
• Research required road widths, turn radii, and parking
©iStockphoto.com
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Off-Street Loading Area• Plan for access for loading and
unloading of products and materials• Best practices
• Locate loading area away from traffic• Locate loading area out of view
• Check local requirements
©iStockphoto.com
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Waste Disposal
• Plan for dumpster and garbage truck access• Best practice – Screen dumpster from view
• Fence• Wall• Landscaping
• Check local regulations
©iStockphoto.com
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Drainage• Traditional design slopes
pavement toward storm drains
• LID techniques• Reduce impervious surface
area• Permeable pavement• Permeable paver blocks• Drain to adjacent buffers,
strips, and swales• Drain to nearby
bioretention areasCourtesy the Environmental Protection Agency
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Landscaping
• Improves aesthetics• Building base landscaping• Provides shade• Parking screen (buffer)• Parking islands
©iStockphoto.com
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Lighting
©iStockphoto.com
• Improves safety• Often required by local regulations• Provides light to illuminate property but
does not illuminate adjacent property
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Example