sewerage, pipework, soakaway, mains, canalization, catchment, sullage, irrigation, drainage, canalisation, clarifiers, piping, sewage, effluent, sewage disposal, sewer, outfall, reticulate, upflow, earthing, sumps, waterlines, hardstand, chlorination, clarifier, activated sludge, desalinisation, shire, murrumbidgee river, wastewater, underdrain, kiloliter, tramline, concreting, cabling, channelisation, headwork, great dividing range, feitsui, water, tarmacadam, immersion heater, backflow, murrumbidgee, namoi river, downpipe, ratepayers, potability, stopcock, metering, reline, regenerator, flocculation, bogong, mythe, aeration, groyne, jarrah, erven, drains, transformers, spruit, calciner, blackbutt, ingression, foreshore, filtration, manual alphabet, tramming, reverse osmosis, sanitisation, piggery, guttering, cementation, digestor, metropole, intertie, electrodialysis, jetter, clunes, pipelaying, waterworks, crossness, warrigal, woolshed, gabion, watercourse, graveling, dunny, gasworks, boort, vlei, plumbing, orthophosphate, pumps, gasholder, hovea, metalling, hydro, influent, manway, opencast mining, reticulations, striation, striations, stippling, mottling, venation, veining, streaking, markings, granulation, serrations, striae, blotch, discoloration, discolorations, pigmentation, suffusion, tufts, coloration, incrustation

computer network, early warning system, graticule, grid, reference grid, reseau, reticle, reticule

system, unit

mesh, meshwork, net, network