Most everyday places look like someone simply decided where everything should go and called it a day. In reality, spaces like bus stops, movie theaters, grocery stores, playgrounds, and even bowling alleys can be governed by surprisingly precise standards. Some rules exist for accessibility, others for safety, and a few simply make sure the experience stays consistent wherever you go. The measurements can get incredibly specific, covering everything from the slope of a parking space to the exact location of signs beside a doorway. Once you know how much planning hides behind places we barely think about, ordinary spaces start looking a lot less accidental. Here are 15 ordinary places with surprisingly specific design rules.UnsplashElevators Have a Strict Button LayoutAccessible elevators use tactile characters and Braille beside their controls, while buttons must be positioned within an accessible reach range. Even the signals confirming that a floor was selected follow standards.UnsplashBus Stops Need a Precise Boarding AreaAccessible bus stops are designed around a clear boarding space large enough for passengers using mobility devices. The surface also has limits on how steeply it can slope.UnsplashCrosswalks Follow Exact MeasurementsThose white lines are not painted wherever there happens to be room. Crosswalk markings have rules governing their width, spacing, visibility, and placement on the road.UnsplashAccessible Parking Areas Are Carefully MeasuredAn accessible parking space is more than a wider spot with a symbol painted on it. The parking area and adjoining access aisle have minimum widths and strict slope requirements.UnsplashPlaygrounds Have Accessibility FormulasModern playground design includes rules about how many play components must connect to accessible routes. Larger structures can even require ramps reaching elevated play areas.UnsplashRestaurant Kitchens Need Sinks in Specific PlacesHandwashing stations in commercial kitchens cannot simply be tucked into whichever corner is available. They need to be conveniently located near food preparation and warewashing areas.UnsplashBowling Alleys Are Almost Weirdly PreciseRegulation bowling lanes follow extremely specific dimensions. The distance from the foul line to the head pin and even the width of the lane allow only tiny variations.UnsplashAirports Use a Strict Pavement Color CodeAirport runways and taxiways may look like endless stretches of painted pavement, but the markings follow a carefully controlled system. Different colors communicate where aircraft should move, stop, or avoid.UnsplashGrocery Stores Have Rules for Checkout CountersAccessible checkout areas include limits on counter height so customers using wheelchairs can comfortably reach the surface and interact with staff.UnsplashFitting Rooms Need More Space Than You Might ThinkAccessible fitting rooms have requirements for floor space and benches. Even the length, depth, and height of the bench are covered by design standards.UnsplashMovie Theaters Have Rules About the ViewAccessible seating cannot simply be placed wherever there is spare floor space. Wheelchair locations are designed to provide comparable sightlines and room for companion seating.UnsplashSwimming Pools Need Accessible Ways InLarger public pools generally need more than one accessible method of entering the water. Depending on the pool, that can include lifts, ramps, or sloped entries.UnsplashPublic Building Entrances Have Handle RulesDoors along accessible routes have guidelines covering everything from hardware height to how the handle operates. Designs that require tight grasping or complicated twisting can create accessibility problems.UnsplashHallways Have Rules for Where Signs GoSigns identifying permanent rooms are normally positioned in predictable locations beside doorways. Their height and tactile lettering are also standardized so people know where to find them.UnsplashDrinking Fountain Areas Have Their Own GeometryAccessible drinking fountains are designed around specific heights, clear floor space, and even the shape of the water stream. The goal is to make them usable without forcing someone into an awkward position.The post 15 Ordinary Places With Surprisingly Specific Design Rules appeared first on Den of Geek.