Complex sentence: As per the original plan, the different blocks of Connaught Place were to be joined from above, employing archways, with radial roads below them, but the circle was'broken up' to give it a grander scale.
Split into simpler sentences: As per the original plan, the different blocks of Connaught Place were to be joined from above, employing archways, with radial roads below them. However, the circle was'broken up' to give it a grander scale.