Here are the details of maps for Bridgwater:
This detailed map provides good coverage of Bridgwater and the area north-east. The Map shows Bridgwater Dock to the west and stretches east to Bower Farm. Spinx Cement Works are shown to the north and the GWR Railway Station to the south. Features include High Street, King Square and Blake Gardens in the town centre, Castle Field Brick & Tile Works, Workhouse, Linseed & Cotton Cake Works, Eastover Cemetery, Somerset & Dorset terminus, River Parratt, Wharf & Dock Branch with sidings. We include a directory on the reverse.
You might find this index map useful.