Politics & Government

Conybeare: 'Vibratory Hammer Is Big Win For Local Residents'

On Tuesday's media boat tour of the preconstruction work underway for the new Tappan Zee Bridge, spokesperson Brian Conybeare said the noise complaints thus far have been few in number and quickly addressed.

"Are you guys from 'Life' magazine?" a worker shouted out at our camera-heavy boat from his trestle operation. The north span of the new bridge would someday be right over our heads, 200 feet north of the existing bridge.

On the temporary bridge called a trestle which they are building now on the Tarrytown edge of the river, there will later be a crane sitting which will be used to build the new bridge.

Now they are employing a new vibration technique to get the temporary pilings for this trestle - there are two coming to the Nyack side as well - mostly to depth, only pounding them in at the end.

A 300-ton green power pack operates the so-called vibratory hammer and the final impact hammer that finishes the job of getting the steel pipes to depth.

Conybeare said this technology is a "big win" for local residents. Two formal complaints were lodged, he said, at the beginning of this work from Tarrytown residents in the Tappan Landing neighborhood.

Noise monitors now installed and functional on both shores have detected only allowable decibel levels, he said.

Has the work noise bothered you? Share here.

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