Tokyo International Airport Runway D External Construction Work

Construction Overview

Project name: Tokyo International Airport D runway construction work
Client: Ministry of Land, Infrastructure, Transport and Tourism Kanto Regional Development Bureau

Steel pipe pile driving work [single pile]: [Pier I section]
(Barge mooring pile)
Straight pile φ1,000mm t=9mm L=39.5m 9 pieces
(foundation pile)
Straight pile φ1,320.8mm t=15~57mm L=79.0~89.0m 105 pieces
Straight pile φ1,422.4mm t=16～47mm L=77.3～88.3m 59 pieces
Straight pile φ1,600mm t=18～43mm L=76.8～88.8m 303 pieces
(Shockproof pile)
Straight pile φ2,100mm t=21mm L=44.0~44.6m 12 pieces

[Pier II section]
(Ferry pier pile)
Straight pile φ900mm t=12mm L=54.2m 4 pieces
(Barge mooring pile)
Straight pile φ1,200mm t=16mm L=42.5m 8 pieces
(foundation pile)
Straight pile φ1,320.8mm t=15~42mm L=77.0~88.0m 66 pieces
Straight pile φ1,422.4mm t=16～47mm L=77.3～88.3m 27 pieces
Straight pile φ1,600mm t=18～43mm L=81.8～88.8m 191 pieces
(Shockproof pile)
Straight pile φ2,100mm t=21mm L=44.6~45.0m 8 pieces

[Connection section]
(foundation pile)
Straight pile φ1,320.8mm t=15～57mm L=90.0m 46 pieces
Straight pile φ1,422.4mm t=16～47mm L=90.3m 5 pieces
Straight pile φ1,600mm t=18～57mm L=90.8m 129 pieces
(Shockproof pile)
Straight pile φ2,100mm t=21mm L=25.2~44.0m 6 pieces
Steel pipe pile extraction work [single pile]: [Pier II section]
(Ferry pier pile)
Straight pile φ900mm t=12mm L=54.2m 4 pieces
(Barge mooring pile)
Straight pile φ1,200mm t=16mm L=42.5m 8 pieces

[Pier II section] (BS250 (split pile))
(Ferry pier pile)
Straight pile φ900mm t=12mm L=49.0m 4 pieces

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