Arriyadh Development Authority (ADA) has extended the closing date for the five main construction contracts to the estimated $7 billion - 8 billion Riyadh metro project to January 5, according to MEED.

The tenders were issued to contractors in August with a closing date of December 1. It is understood that the extension was granted after contractors requested more time to prepare their bids.

The four prequalified consortiums are:

Vinci Construction Grand Projects (France)/Siemens (Germany)/Al-Mabani General Contractors (local)/Consolidated Contractors Company (CCC)(Athens-based)/Aecom (US)
Al-Rahji consortium – Al-Rahji Holding (local)/ Al-Arrab Contracting Company (local)/Obrascon Huarte Lain (OHL) (Spain)/Yapi Merkezi Insaat (Turkey)/GS Engineering & Construction (South Korea)/Bombardier (Canada)/Shibh al-Jazira Contracting Company (local)/Mott Macdonald (UK)/Parsons Brinckerhoff (US)
FCC Construccion (Spain)/Alstom Transport (France)/Samsung C&T Corporation(South Korea)/Alpine (Germany)/Strukton Civiel Projecten (Netherlands)/ Setec (France)/Tecnica Y Proyectos (Spain)
Ansaldo (Spain)/Stadler (Switzerland)/Strabag (Austria)/Larsen & Toubro (India)/Six Construct (Belgium)/ Mohammed Ali Al-Swailem Company (Masco) (local)/ IDOM (Spain)