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Drainage Services
News Release from: Recmediation | Subject: Project for DuPont
Edited by the Buildingtalk Editorial
Team on 30 June 2003
Multi-Million Dollar Demolition Project
For Dupont
Recmediation, a nationwide demolition contractor headquartered in South River, NJ, completed a multi-million dollar project for DuPont at a former zinc smelter located in Spelter, West Virginia.
The project entailed leveling 33 buildings on a 112 acre parcel of land situated in close proximity to the nearby community Approximately 50 acres were covered with zinc tailings and there was also significant metals dust accumulation within the buildings from the smelting operation that begin in 1911
This article was originally published on Buildingtalk on 17 Jan 2003 at 8.00am (UK)
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These issues along with other environmental issues (asbestos, transformers, etc) coupled with a strict schedule created a very challenging project.
Recmediation's project team approached this project in a logical, phased approach.
Prior to any work being initiated a detailed Site Health and Safety Plan, Demolition Work Plan and Asbestos Work plans were developed with input and review from PEs and CIHs.
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These plans took into consideration the close proximity of nearby residential dwellings as well as all other safety, environmental and regulatory issues.
These plans along with other documents were then submitted to the WVDEP for regulatory approval.
After obtaining the necessary permits and approvals, Recmediation presented their plan to the local population at a community meeting held onsite.
Prior to any demolition being conducted, environmental issues had to be addressed and abated.
Several contaminants were present that needed to be decontaminated, handled and disposed appropriately prior to demolition including metals dust, PCB transformers, some sludges, batteries, lights and ballasts.
Due to the complexity of the contaminants, stringent safety measures were in place and all workers were required to wear modified Level C PPE.
In addition, ACM was present throughout the facility, which was abated prior to demolition.
Demolition of the structures was accomplished utilizing a DH450 excavator with shear, a DH320 excavator with grapple, a PC300 excavator with grapple, a Komatsu PC 400 with 5000 lb hammer, a PC220 excavator with grapple and bucket, a D400 off-road truck, a water truck, a 863 Bobcat skidster with grapple and forks, a 963 tracked loader, two JLGs (a 120 foot and a 80 foot), and a 3900 Manitowoc 100 Ton Lattice boom crane.
One structure that was not demolished mechanically was a 15 ft.
diameter x 175 ft.
high concrete/brick stack.
The stack was imploded.
A total of 3000+ tons of scrap steel were generated from the project.
Masonry and brick were sized onsite and used as fill.
The project was completed ahead of schedule and lasted approximately 6 months.
A total of 23,800 man-hours were completed without incident or injury.
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