Buddhist Dictionary of Pali Proper Names by G P Malalasekera
Kotthabhadda
Kotthabhadda:A great causeway on the river Jaggarā.It was restored by Parakkamabāhu I (Cv.1xviii.16).It was so called because the land on either side of it became,as a result of its construction,studded with granaries full of untrussed rice (abaddhavīhi).Cv.1xviii.31.