obstacle
impeding object
beetle bank
biological pest control
Swimming lane line
floating line for the demarcation of pool lanes and swimming zones
traffic bollard
posts to prevent vehicles from entering into pedestrians, etc.
barrier
structure that aims to prevent passage
barricade
object or structure that creates a barrier or obstacle to control, block passage or force the flow of traffic in a desired direction
baffle
vane or panel for directing the flow of a fluid
barrier cream
ointment applied to the skin to create a protective barrier from contaminants
invisible wall
boundary feature in some video games
modal filter
road design that restricts the passage of certain types of vehicle
Binger Loch
narrows of the Rhine on the border of Hesse and Rhineland-Palatinate, Germany
boom
navigational barrier
Willow Palisade
former 1000 km long barrier separating Manchuria from both Mongolia and Liaoning
dam
barrier that impounds water or underground streams
potential barrier
area, where a potential exhibits a local maximum
guard rail
broad category of barriers in roads that keep vehicles from straying into dangerous areas
construction barrel
traffic control device
pole blockage
coastal defence structure
traffic cone
cone-shaped marker used for traffic management
boundary
obstacle marking a delimitation of land
obstacle
impediment used in certain sports
Inland Customs Line
The Great Hedge of India
sneeze guard
transparent, wall-like structure to provide a protective barrier between two or more people
door
flat, movable structure used to open and close an entrance
barrier to entry
economic obstacles to market participation
air traffic obstacle
tall structure which can endanger air traffic
hazard
area of a golf course in the sport of golf which provides a difficult obstacle
irrigation gate
little door used to allow or not the entry of water