revision preference src: However, the directors underestimated the construction difficulties or resultant costs, and tighter and tighter contracts simply resulted in a number of contractors going bankrupt. Despite all the difficulties, on 1 May 1860 it was the first railway company to reach Oswestry. <SEP> tgt: However, the directors underestimated the construction difficulties or resultant costs, and tighter and tighter contracts simply resulted in a number of contractors going bankrupt. But, despite all the difficulties, on 1 May 1860 it was the first railway company to reach Oswestry.