Right Entering Roadway Merge Signs are MUTCD Compliant (MUTCD W4-5R) and identifies that the roadway is curving before merging from the right. Right Entering Roadway Merge Signs are useful devices to help display official regulations and provide mandatory information to drivers on both private and public roadways.
Compliance
Section 2C.40 Merge Signs
Guidance
When a Merge sign is to be installed on an entering roadway that curves before merging with the major roadway, such as a ramp with a curving horizontal alignment as it approaches the major roadway, the Entering Roadway Merge (W4-5) sign should be used to better portray the actual geometric conditions to road users on the entering roadway.
Option
An Entering Roadway Merge (W4-5) sign with a NO MERGE AREA (W4-5P) supplemental plaque mounted below it may be used to warn road users on an entering roadway that they will encounter an abrupt merging situation without an acceleration lane at the downstream end of the ramp.
A Merge (W4-1) sign with a NO MERGE AREA (W4-5P) supplemental plaque mounted below it may be used to warn road users on the major roadway that traffic on an entering roadway will encounter an abrupt merging situation without an acceleration lane at the downstream end of the ramp.
