The potential for rainwater harvesting is huge!! Urban Water Security Planning Toolkit.Surface run-off rain water harvesting system is also sometimes called as stormwater harvesting. Stormwater is generally harvested from roads, parks, garden, parking spaces, etc.
How to Cite. Salim G. Shaikh, Rahul P, & Abhijeet P. (2021). Road rainwater harvesting - efficient tool for road drainage and ground-water recharge.
Evaluating the potential of road rain water harvesting in Yemen Rural Roads.Only 29 % considered water harvesting for irrigation or groundwater recharge from road side drainage structures. 3.3 Current culvert design understanding. 3.3.1 Location of culverts.

Around 600 gallons of rainwater can be harvested from about one inch of rain if it falls from a thousand square foot roof. Doesnt that sound like a lot of water that you could harvest and use for free?
Rain Water Harvesting System Benefits: Greengrassgrid. 1. Harvest rainwater.Plastic modular is ideal for the construction infiltration tanks, re-use tanks, sub surface channels and lightweight void spaces for rooftop gardens, parkland, parking lot, road etc.
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...Road Rainwater Harvesting (RRWH) to the beneficiaries during road design, construction and operation & maintenance; to suggest a technical outlines; to induce the awareness of roads engineers on the importance of Integrated Water Harvesting Management (IWHM), in addition to...