ASCA Pool Management & Aquatic Facility Operations Flashcards

What is the primary purpose of lane lines in a competitive swimming pool?

Answer: To visually separate swimmers and reduce wave turbulence between lanes

Lane lines both visually separate competitive lanes and dissipate wave energy, reducing turbulence that can slow swimmers.

What does 'total dissolved solids' (TDS) measure in pool water quality testing?

Answer: The combined concentration of all inorganic and organic dissolved substances in the water

TDS measures the total concentration of dissolved substances including minerals, salts, and chemicals in pool water.

What is the most common cause of green pool water in an outdoor swimming facility?

Answer: Algae growth due to insufficient chlorine levels

Green pool water is most commonly caused by algae blooms resulting from inadequate free chlorine levels or poor circulation.

Which OSHA standard most directly governs the handling and storage of pool chemicals at aquatic facilities in the US?

Answer: OSHA 29 CFR 1910.1200 — Hazard Communication Standard (HazCom)

OSHA's Hazard Communication Standard (HazCom) requires Safety Data Sheets (SDS) and proper labeling for hazardous chemicals including pool sanitizers.

What is the recommended maximum combined pool and air temperature differential (air temp minus water temp) to prevent excessive evaporation in indoor natatoriums?

Answer: Air should be 2–4°F warmer than the water

Indoor natatorium HVAC standards recommend air temperature 2–4°F above water temperature to minimize evaporation and condensation on structural surfaces.

Under the Virginia Graeme Baker Pool and Spa Safety Act, which drain configuration is considered compliant for entrapment prevention?

Answer: Dual drains spaced at least 3 feet apart, or a single unblockable drain with a compliant cover

The VGB Act requires either dual main drains at least 3 feet apart or an unblockable main drain design with a certified anti-entrapment cover.