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Warning · W4-1 (D)

Merging traffic

TRÁNSITO INCORPORÁNDOSEPronounced TRAHN-see-toh een-kohr-poh-RAHN-doh-seh
Merging traffic road sign (TRÁNSITO INCORPORÁNDOSE)
What do I do?

Check mirrors and blind spots, adjust speed to create space, and expect traffic to join from the side shown.

This sign warns that another traffic stream will merge into your lane. Hold a predictable line and avoid abrupt braking or lane changes.

Full guideWork zones and stopped vehicles →
The words on the sign
incorporarsePronounced een-kohr-poh-RAHR-seh — to merge / join
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Primary route marker road sign (RUTA PRIMARIA)
Primary route marker
DTOP/MUTCD artwork source and license →