| CONWY | Welsh market town containing a railway bridge built by Stephenson, a suspension bridge built by Telford and Britain's smallest house (5) |
| NORTHSTAR | One of two Broad Gauge engines built by Stephenson & Co. in 1837 (5,4) |
| CLIFTON | Bristol suspension bridge, built by Brunel (7) |
| SNAPS | Like a railway bridge across a river - but get it the wrong way round, and it breaks (5) |
| RUNCORN | Location of a railway bridge across the Mersey (7) |
| CLAPPER | A former word for a rabbit hole; a primitive type of bridge built from planks laid on piles of stones; the tongue of a bell; or, a wooden contrivance for scaring birds (7) |
| RHAYADER | Welsh market town near the Elan Valley reservoirs... makes her a dray (8) |
| NEATH | Welsh market town which was the birthplace of singer Bonnie Tyler (5) |
| BRISTOL | English city noted for blue glass, a suspension bridge spanning the Avon Gorge and a modern reconstruction of John Cabot's caravel Matthew (7) |
| ROGIEFALLS | Water cascade near Strathpeffer spanned by a suspension bridge (5,5) |
| PARABOLA | Curve formed by a suspension bridge's main cable |
| WISHBONE | A fowl's forked furcula or "merrythought", named for a custom of two people pulling it apart in blithesome divination as a good luck charm; a divided spar; or, a V-shaped element in a suspension syste |
| ROBERT | Civil engineer employed by London and South Western Railway whose projects included Kew Railway Bridge and Meldon railway viaduct (7,6,9) |
| GALBRAITH | Civil engineer employed by London and South Western Railway whose projects included Kew Railway Bridge and Meldon railway viaduct (7,6,9) |
| BRECON | Somewhat sombre congregation in Welsh market town |
| DOLGELLAU | Welsh market town, lug old ale (anag.) |
| WREXHAM | Welsh market town 14 miles south-west of Chester (7) |
| LLANRWST | Welsh market town station on the Conwy Valley Line (8) |
| LLANELLI | Welsh market town near Swansea makes Allen ill (8) |
| ABERYSTWYTH | Welsh market town home to the first college (1872) |