Blasting Stop Await Signal (T4-1n)The Blasting Stop Await Signal (T4 1N) sign is used in mining, quarrying, and construction zones to warn motorists and workers of blasting operations ahead. Its clear instruction ensures vehicles and personnel stop and await further direction before proceeding, reducing risks in high hazard environments. Manufactured from red CL400 Class 1W reflective material, this sign provides superior brightness and visibility in both daytime and night time