Original sentence: 4 tph to Hammersmith via Kings Cross.All open platforms have step-free access to the street and each other.Crossrail work  rebuilding Whitechapel station means Hammersmith and City trains will not be able to reverse there, so a centre siding East of West Ham is planned.It was designed by the distinguished architects van Heyningen and Haward.See Abbey Mills Mosque.The typical off-peak service frequency is (tph - trains per hour):
Edited sentence: 4 tph to Hammersmith via King's Cross.Crossrail work rebuilding Whitechapel station means Hammersmith and City trains will not be able to reverse there, so a centre siding East of West Ham is planned.For details, see Abbey Mills Mosque.It was designed by the distinguished architects van Heyningen and Haward, and all open platforms have step-free access to the street and each other.The typical off-peak service frequency is (tph = trains per hour):