MANUFACTURING DISTRICTS
D = | K |
f |
D | = | Displacement in inches |
K | = | A constant to be determined by reference to the following tables |
f | = | The frequency of the vibration transmitted through the ground expressed in cycles per second |
Location | K | |
Location | K | |
In any neighboring lot: | ||
Steady state | 0.008 | |
Impulsive | 0.015 | |
Less than 8 pulses per 24 hour period | 0.037 | |
In any residence district: | ||
Steady state | 0.003 | |
Impulsive | 0.006 | |
Less than 8 pulses per 24 hour period | 0.015 | |
IESNA Parking Lot Levels Of Activity | Maintained Horizontal Illuminance Standards (Foot-Candles) | |
Pre-Curfew (Average) | Post-Curfew (Average) | |
High - Includes high intensity business or industrial districts | 5.0 | 2.0 |
Medium - Includes business zone districts; commercial mixed use and heavy industrial and/or manufacturing zone districts | 2.5 | 1.5 |
Low - Includes neighborhood business districts; churches, schools and neighborhood recreational facilities; and light industrial zoning with modest nighttime uses or lighting requirements | 1.0 | 0.5 |
Areas Of Activity | Description | Maintained Horizontal Illuminance Standards (Foot-Candles) | |
Pre-Curfew (Average) | Post-Curfew (Average) | ||
Feature display area | The first row of vehicles adjacent to a major/minor arterial, including the area in front of the vehicle up to the property line and behind the vehicle up to the merchandise area and/or the circulation area including drive aisles | 80 | 25 |
Merchandise area | All other rows of vehicles on a lot used for general auto sales, including all areas surrounding the vehicle up to the defined circulation area including related drive aisles | 35 | 5 |
Circulation area | Includes all portions of the lot dedicated to customer parking, employee parking, site entrance areas and inventory areas including related drive aisles | 5 | 2 |
Security lighting, Monday - Sunday | The average amount of light found on site within each of the areas of activity, including the feature display area, merchandise area, and circulation area from 10:00 P.M. until sunrise | 5 | n/a |
Location | Maximum Foot-Candles At Property Line - Horizontal Measurement |
Residential to residential | Horizontal fc: 0.10 |
Nonresidential to nonresidential | Horizontal fc: 2.0 |
Nonresidential to residential | Horizontal fc: 0.10 |
Intensity at adjoining right-of-way | Horizontal fc: 2.0 |
MANUFACTURING DISTRICTS
D = | K |
f |
D | = | Displacement in inches |
K | = | A constant to be determined by reference to the following tables |
f | = | The frequency of the vibration transmitted through the ground expressed in cycles per second |
Location | K | |
Location | K | |
In any neighboring lot: | ||
Steady state | 0.008 | |
Impulsive | 0.015 | |
Less than 8 pulses per 24 hour period | 0.037 | |
In any residence district: | ||
Steady state | 0.003 | |
Impulsive | 0.006 | |
Less than 8 pulses per 24 hour period | 0.015 | |
IESNA Parking Lot Levels Of Activity | Maintained Horizontal Illuminance Standards (Foot-Candles) | |
Pre-Curfew (Average) | Post-Curfew (Average) | |
High - Includes high intensity business or industrial districts | 5.0 | 2.0 |
Medium - Includes business zone districts; commercial mixed use and heavy industrial and/or manufacturing zone districts | 2.5 | 1.5 |
Low - Includes neighborhood business districts; churches, schools and neighborhood recreational facilities; and light industrial zoning with modest nighttime uses or lighting requirements | 1.0 | 0.5 |
Areas Of Activity | Description | Maintained Horizontal Illuminance Standards (Foot-Candles) | |
Pre-Curfew (Average) | Post-Curfew (Average) | ||
Feature display area | The first row of vehicles adjacent to a major/minor arterial, including the area in front of the vehicle up to the property line and behind the vehicle up to the merchandise area and/or the circulation area including drive aisles | 80 | 25 |
Merchandise area | All other rows of vehicles on a lot used for general auto sales, including all areas surrounding the vehicle up to the defined circulation area including related drive aisles | 35 | 5 |
Circulation area | Includes all portions of the lot dedicated to customer parking, employee parking, site entrance areas and inventory areas including related drive aisles | 5 | 2 |
Security lighting, Monday - Sunday | The average amount of light found on site within each of the areas of activity, including the feature display area, merchandise area, and circulation area from 10:00 P.M. until sunrise | 5 | n/a |
Location | Maximum Foot-Candles At Property Line - Horizontal Measurement |
Residential to residential | Horizontal fc: 0.10 |
Nonresidential to nonresidential | Horizontal fc: 2.0 |
Nonresidential to residential | Horizontal fc: 0.10 |
Intensity at adjoining right-of-way | Horizontal fc: 2.0 |