INDOT: Displaced Left Turn - IN.gov
A Displaced left turn (DLT), also known as a Continuous flow intersection (CFI), is a type of intersection in which all left-turns from the mainline road and in some cases left-turns from the minor roadway are made in a two-stage process.
Continuous-flow intersection - Wikipedia
A continuous flow intersection (CFI), also called a crossover displaced left-turn (XDL or DLT), is an alternative design for an at-grade road junction. Vehicles attempting to turn across the opposing direction of traffic (left in right-hand drive jurisdictions; right in left-hand drive jurisdictions) cross before they enter the intersection.
Displaced Left-Turn Intersection - FHWA-HRT-09-055
2016年3月8日 · Left-turning vehicles are removed from conflict at the main intersection by having them move across the opposing through traffic stream at a signal-controlled crossover 300 to 400 ft upstream of the main intersection.
The Displaced Left Turn (DLT) intersection implements unopposed left turns at intersections by moving trafic over to the other side of the road in advance, as illustrated in Figure 1.
Chapter 2 - Alternative Intersections/Interchanges: Informational ...
2016年3月8日 · DISPLACED LEFT-TURN INTERSECTION. The DLT intersection, also known as a CFI and a XDL intersection, has been implemented at several locations in the United States to reduce congestion. The reduction in the numbers of traffic signal phases and conflict points at DLT intersections can result in improved traffic operations and safety.
• Left-turning traffic is displaced from the main intersection by adding lanes that allow traffic to cross the opposing through traffic at a signal-controlled location 400 to 500 ft upstream of the main intersection. • Radii of the crossover movements range from 150 to …
Displaced Left-Turn Intersection Objective Today’s transportation professionals, with limited res-ources available to them, are challenged to meet the mobility needs of an increasing population. At many highway junctions, congestion continues to worsen, and drivers, pedestrians, and bicyclists experience increasing
Displaced left turn intersection : informational guide.
This document provides information and guidance on the Displaced Left Turn (DLT) intersection. To the extent possible, the guide addresses a variety of conditions found in the United States, to achieve designs suitable for a wide array of potential users.
Chapter 8 - Displaced Left-Turn (DLT) Intersections | Guide for ...
Displaced Left-Turn (DLT) Intersections 8-3 approaches, use the displaced left-turns). This provides the opportunity to reduce four sig- nal phases (both protected left-turn pairs and both through movements) to two (both pairs of through and left-turn movements together).
Displaced Left Turn (DLT) Interchange - Interchange | Virginia ...
2023年12月11日 · What is a DLT Interchange? When should it be considered? The image below is an illustrated guide on how to navigate a displaced left turn interchange safely and properly. View a larger version (.pdf) or watch a video.