... ALIGNMENT INTERCHANGES TICKET HALLS SETTLEMENT ESCALATORS PLATFORMS TUNNELS TENDERS ARCHITECTS CONTRACTORS JOINT VENTURES GEOTECHNICS PILES CLAYS LONDON CLAY WOOLWICH BEDS READING BEDS SAND THANET SAND CHALK EARTH PRESSURE SOILS STRUTS SLABS DEMOLITION UNDERPINNING GROUND...

... with a tubular truss7 (Fig. 3(c)) a steel tube arch supporting a channel deck with triangular steel struts (Fig. 3(d From Fig. 4 it is evident that the structures shown in Figs 3(a) and 3(c) create visual disorder when viewed on a skew angle from the expressway. These options were thus discounted and 3(b...