Transportation

Level of Service (LOS)

What is Level of Service (LOS) ?

Level of Service is a part and frequently used term and concept of transportation planning in urban planning. A transport planner finds it useful for number of surveys. It helps in planning for existing and upcoming projects.

Capacity standards are fixed normally in relation to the Level Of Service (LOS) adopted for the design. Level of Service is a part and frequently used term and concept of town planning. A transport planner finds it useful for number of surveys. is defined as a qualitative measure describing operational conditions within a traffic stream, and their perception by drivers/passengers.

LOS generally describes these conditions in terms of factors such as speed and travel time, freedom to maneuver, traffic interruptions, comfort, convenience and safety. Six levels of service are recognized commonly, designated from A to F, with Level of Service is a part and frequently used term and concept of town planning. A transport planner finds it useful for number of surveys. A representing the best operating condition i.e. free flow and Level of Service is a part and frequently used term and concept of town planning. A transport planner finds it useful for number of surveys. F the worst i.e. forced or break-down flow. On urban roads, the LOS is affected strongly by factors like the heterogeneity of traffic, speed regulations, frequency of intersections, presence of bus stops, on-street parking, roadside commercial activities, pedestrian volumes etc.

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