Chelsey is traveling from Route 62 to the school entrance at a constant speed of 22.5 m/s when she is stopped by a red light at Endicott Road. She decelerates at -3.95 m/s2, waits for 45.0 seconds before the light turns green and accelerates back up to her previous speed at 4.9 m/s2. Determine the total time required to decelerate, stop and accelerate back up to speed.