"The known system is at least two and half times the length of the longest recorded Roman aqueducts at Carthage and Cologne, but perhaps more significantly it represents one of the most outstanding surveying achievements of any pre-industrial society".
"Sistem yang dikenal setidaknya dua setengah kali panjang terpanjang yang tercatat saluran air Romawi di Carthage dan Cologne, tapi mungkin lebih signifikan itu merupakan salah satu yang paling menonjol survei prestasi dari setiap masyarakat pra-industri".