Basin Studies are studies to evaluate water supply and demand and help ensure reliable water supplies by identifying strategies to address imbalances in water supply and demand.Spiral Bound. 157 leaves in various foliations (some folded) : illustrated. (some colour.), maps (some colour.)aerial photographs, allendale road, arthurs creek mine, arthurs creek road bridge, arthurs creek, bald spur look-out, bank protection, bolton steet, bridge street bridge, bridge street, bridges, challenger street, chute street, construction, coolaroo drive, culvert, deep creek, diamond creek basin, diamond creek region, diamond creek, diamond street bridge, drainage works, eltham lower park, eltham town park, eltham trestle bridge, eltham west drains, eltham, erosion, flood management, floods, footbridge, glen katherine estate, gold mining, gum glade, hurstbridge, kangaroo ground, kinglake escarpment, kinglake national park, latiners hat factory, main road bridge, main road, masons falls, melbourne metropolitan board of works, monash bridge, mount sugarloaf, nillumbik park, orchards, railway culvert, railway line, ramptons road, real estate advertisement, research creek, st helena east drain, st helena road, st helena, storm sewers, stormwater, sugarloaf-preston transfer main crossing, susan street, union mine, village pond, water flow, watkins street, wattletree road, weidlich road, wingrove park, yarra river, zig zag road, water supply, basin study