We proposed the re-coating work to "stop/pending" before to branch line.
Because of worry about the problem from different of the Settlement between main line(28" Dia) and branch line after completely the backfill work.
And TRC can proceed on the remaining part after conclude with Engineering for method in this case.
In-addition
In this case, On the next time.
Please consider for the schedule complete work within 1 day
(start excavation work until the backfill) for avoid unexpected accident from vehicles.