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NYC 9/11 Public Portal Document

FEAWE TRANSIT

the Tully-Pegno bid came in at $92 mil­ Authority of New York & New Jersey engi­ nel expansion to accommodate 10-car lion. Change orders will push that to neer of construction. A $544-miIlion pro­ trains. With office buildings above the about $110 million, says Tully. Approxi­ gram includes three tasks: construction of station, subsurface work requires exper­ mately $40 million worth of additional a tempoiary terminal at the World Trade tise, say,s Groark. In mica-schi.st, “we’re materials—track, power supplies, com­ Center site, improvements to the Ex­ using three methods: drill-and-blast, large munication and signal system.s—pushes change Place terminal in Jersey City, N.J., impact hammers and a road-header that the total to about $150 million. Nagara­ and rehabilitation of the Hudson River grinds the rock,” lie says. ja says. MTA, missing a vital connection tunnels connecting the two stations. Work will require removal of 12,000 in a 656-mile system that serves 4.8 mil­ Tully and Pegno are also joint venture cu yd of material. Exchange Place im- lion passengers every day, added change orders a.s it discovered the extent of the damage. Early work involved stabilizing the interface between the subway line and the WTC “bathtub” foundation. Crews placed more than $500,000 worth of grout and gunnite in sinkholes and voids. Re­ storing the original station design meant building a box tunnel approximately 800 ft long and 100 fl wide, comprising steel bents on 5-ft centers, enclosed in con­ crete. Working two 12-hour shifts daily, the s joint venture took the change orders in J stride and replaced 1,900 ft of track and Fully restored and reconditioned the I5 Rector St. .station. A test train was sched­ uled to run Aug. .30, and New York Cov. BOX BUILOiMG Subway track enclosure and alignment mimics the 1918 original. Ceorgc E. Pataki (R) is scheduled to in­ augurate resumed service in a ceremony contract partners here, along with Yon­ provements are estimated at $160 mil­ i f Sept. 15. “It’s amazing to see the new tracks and kers, N.Y.-based Yonkers Gontracting Co. Inc. When the port authority' awarded lion, the same amount as tunnel repair. The job is expected to wrap next spring, station in such a short time,” savs Tully. die net-cost contract, “the project scope says Greg Trevor, PA spokesman. MTA advanced the contractors $20 mil- wa.s not clearly defined,” .says Groark. Acros,s the Hudson, the .$22Tmillion 5 lion to purchase materials. Nagaraja says. Though an unprecedented event creat­ temporary station at the World Trade .A .$100,000-per-day early completion bo- ed the work, “we didn’t change our spec Center will feature three eight-train plat­ o * nus, capped at $3 million, added incen- book for this job. It'.s just on a very fast forms, new escalators and elevators and I live. Tully-Pegno earned the full amount. track,” he says. subway acce.ss. “More than the money, there was <in Site access was the first challenge. The The wing walls for the station are g emotional commitment to the job, with 16-ft, 6-in.-dia tunnels were Hooded for already in place. “We’re putting in new 2 both the contractor and otir people,” say 40 days. By February crew.s began to strip electrical and communications ducts,” I Nagaraja. “You could see it this summer out ruined conduits, ductwork, track and Tully says. Within a month, crews will start J when the temperature was 95’ to 100" in ballast. All will be replaced after minor replacing track. The contractor is on or 2 the tunnel. Nobody complained; they structural repair to the tunnels. ahead of schedule on all three repair seg­ g just kept working.” Exchange Place improvements in­ ments, Tully says, adding that service I A can-do attitude also prevails on PATH clude new' switches and connections to could resume as early as 2003. □ train repairs, says Tom Groark, Port ferry terminals, track upgrades and tun- By Andreiv Wright and Debra K. Huhin

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MOVIMG ON With clear site at Ground Zero, transit repairs ramped up last spring (top). Subway line is now visible (below). I 24 ENR/SEPTEMBER 9, 2002

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