Ponce de León y Asociados S.A. Ingenieros Consultores

				TUNNELS
	CONSULTING
	CONTRACTING ORGANIZATION			OBJECT
	COMPANY OF AQUEDUCT AND SEWAGE SYSTEM OF BOGOTA ESP			Technical, administrative and financial comptroller of works of maintenance of tunnels to pressure and free flow and structures of the Chingaza System
	NATIONAL INSTITUTE OF VIAS - I.N.V			Comptroller of the construction of the tunnel pilot phase I of the tunnel of the line and adjustments of the definitive studies of phase II of the Tunnel of the Line
	COMPANY OF AQUEDUCT And SEWAGE SYSTEM OF BOGOTA, D.C. - EAAB			Comptroller during the construction of rehabilitation works of the tunnels of Usaquén and Santa Barbara
	ISAGEN S.A., "E.P.S."			Interventoría for the stabilization of the tunnel and repair of the wall-plate of the tunnel of deviation of the rivers Negro and Rucio
	STUDIES Y DESIGNS
	DRAGADOS Y CONSTRUCCIONES S.A.			Studies and definitive designs of the tunnel to vehicular bidirectional the Big hole (of 2325 ms of length) in the highway Bogota - Villavicencio, Bogota sector - Cáqueza
	FINANCIAL BOTTOM OF PROJECTS OF DEVELOPMENT - FONADE			Studies and designs of the tunnel to vehícular bidirectional (1530 ms of length and 75 m2 of section) and accesses in the Chinchiná highway - the Chicken, Variant sector of Santa Rosa.
	CONCESSIONARY SOCIETY OF THE AVERAGE MAGDALENA			Design phase III of the tunnel No.1 Quebradanegra, the road project Tobiagrande Salgar Port.

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	ENVIROMENTAL HANDLING
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	HYDROELECTRIC SECTOR
	TUNNELS
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	CONSULTING