https://iiidre.weebly.com/store/p127/TS1040-Carriageway-narrows-VCRSS-A4a.html
TS1040 Carriageway narrows. VCRSS A4a. Tern Symbol vector templates.
Equivalent to sign A, 4a of Annex 2 of the 1968 UN Convention on Road Signs and Signals.
narrowsternsymbolvectortemplates