British Transport Commission: British Waterways
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Records relating to all divisions
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BTC/BW engineering drawings
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BTC/BW engineering drawings 4236-4271
BW177/2/6/2/34
"Standard arrangement ... reinforced concrete piles"
Plans sections and elevations with details of tie rods and hook bolts for 4', 5' and 6'6" piles. Details of fishplates, waling and tie rods for use with 5' piles
mid 1950s -1966
BW177/2/6/2/34
These records are available immediately for research
4 sheets