bottleneck-slow down or impede by creating an obstruction; His laziness has bottlenecked our efforts to reform the system. blockade, obstruct, stymie, stymy, embarrass, hinder, block-hinder or prevent the progress or accomplishment of; His brother blocked him at every turn.
Becoming a Lifeguard. Becoming a lifeguard does require an initial investment of time and money. Certification courses cost anywhere from $150 to $500, and take upwards of 30 hours to complete.
CPR/AED and First Aid certifications are valid for two years; Lifeguarding/First Aid certifications are. valid for two years. Although the American Red Cross CPR/AED and First Aid Courses are valid for. two years, be aware of State and Local Department of Health regulations.quivalent to the American Heart Associationâs BLS (Basic Life Support), also called CPR/AED for the Healthcare Provider or CPR/AED for Lifeguards This class includes skills for all age groups from infants to adults that cannot be broken down into segments.