• diversion cum spill way tunnel | |
सुरंग: cave mine tunnel chestnut underpass subway sap | |
पथांतर-सह-उत्प्लाव सुरंग अंग्रेज़ी में
[ pathamtar-sah-utplav suramga ]
• diversion cum spill way tunnel | |
सुरंग: cave mine tunnel chestnut underpass subway sap | |