Articles
Plain-language notes on elevator planning questions. Each one names its sources, links to the official text, and keeps estimates apart from requirements.
- Elevator Machine Room Temperature and Heat Load PlanningHow to collect the supplier's temperature limits and heat release data for an elevator machine room, add them up transparently, and hand them to the mechanical designer.
- ADA Elevator Door and Signal Timing for BoardingHow the 2010 ADA Standards time the boarding window: T = D / 1.5 ft/s with a 5 second minimum, the separate 3 second door delay, and the exceptions to check first.