PSP Security Lighting and CPTED

Question 1

According to ASIS and IES (Illuminating Engineering Society) guidelines, what is the minimum recommended horizontal illuminance level (in foot-candles) for a security perimeter fence line?

Accepted Answer

0.5 foot-candles

Answer

0.1 foot-candles

Answer

2 foot-candles

Answer

5 foot-candles

Question 2

What type of security lighting provides continuous, even illumination at night specifically designed to reveal intruders against a lighted background — even if the intruder attempts to extinguish individual lights?

Accepted Answer

Continuous lighting

Answer

Standby lighting

Answer

Controlled lighting

Answer

Glare projection lighting

Question 3

In CPTED principles, what does 'territorial reinforcement' mean and how is it applied?

Accepted Answer

Using design features to create a sense of ownership and legitimate use that deters potential offenders

Answer

Installing fences and barriers to define territory boundaries

Answer

Marking all facility boundaries with warning signs

Answer

Assigning security guards to enforce territorial boundaries

Question 4

Which lighting technology offers the BEST combination of energy efficiency, long lifespan, and instant-on capability for security applications, replacing older HID and fluorescent systems?

Accepted Answer

LED (Light Emitting Diode) lighting

Answer

Metal halide (MH) lighting

Answer

High-pressure sodium (HPS) lighting

Answer

Fluorescent T8 lighting

Question 5

What is 'glare projection' (or controlled lighting) in perimeter security lighting design?

Accepted Answer

Using floodlights aimed outward to blind potential intruders approaching the perimeter

Answer

Installing lights inside the facility to illuminate windows for surveillance

Answer

Using motion-activated lights to surprise and disorient intruders

Answer

Positioning lights to cast shadows into the facility to hide security activities

Question 6

According to CPTED principles, what is the recommended maximum height for foundation plantings (shrubs) near building entry points?

Accepted Answer

4 feet (1.2m) maximum

Answer

6 feet (1.8m) maximum

Answer

2 feet (0.6m) maximum

Answer

No restriction — natural screening is preferred