Pipes or pumps? The use of cost-benefit analysis in investment decision-making for public water infrastructure

Multi‐objective optimization models for the renewal planning of multiple asset classes

“…Taking on a broader view of infrastructure renewal planning, previous works have also discussed the benefits of bundling multiple infrastructure projects together in the same location. The major benefit of selecting projects in this manner is to cut down on mobilization costs and realize greater economies of scale (Kerwin & Adey, 2020a). In the context of water systems, works by Kleiner et al (2010) and Nafi and Kleiner (2010) present a methodology for selecting pipe replacement locations that are incentivized to align with future road‐work locations.…”