Over 11km of Mill-Pro M90 ES SDR 21 PE100 RC pipe was installed for this DSD project. AECOM burial design used imported graded backfill with a geo-textile barrier to prevent fines being washed away.
HKIA project P3801 - Comprising 2500 meters of PE100 RC gravity drainage pipes and sewer rising mains in sizes: 160, 225, 500, 560, 710, 800mm OD.
The Midfield Concourse is located to the west of Terminal 1, between the two existing runways at Hong Kong International Airport. The project is a five-level concourse with a total floor area of 105,000Sqm combining 20 aircraft parking stands including two A380 stands.